P/E ratio
Type: stocks · Unit: · Measure: Total · Schema: Single value · Schedule: Workdays only
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| Date | Value | Change | Change % |
|---|---|---|---|
| 2026-03-01 | 27.80 | — | — |
| 2026-02-01 | 29.39 | — | — |
| 2026-01-01 | 29.65 | — | — |
| 2025-12-01 | 29.25 | — | — |
| 2025-11-01 | 29.26 | — | — |
| 2025-10-01 | 29.22 | — | — |
| 2025-09-01 | 28.58 | — | — |
| 2025-08-01 | 27.60 | — | — |
| 2025-07-01 | 27.08 | — | — |
| 2025-06-01 | 27.88 | — | — |
| 2025-05-01 | 26.57 | — | — |
| 2025-04-01 | 25.03 | — | — |
| 2025-03-01 | 25.90 | — | — |
| 2025-02-01 | 27.48 | — | — |
| 2025-01-01 | 27.88 | — | — |
| 2024-12-01 | 27.99 | — | — |
| 2024-11-01 | 28.70 | — | — |
| 2024-10-01 | 27.15 | — | — |
| 2024-09-01 | 28.77 | — | — |
| 2024-08-01 | 28.20 | — | — |
| 2024-07-01 | 27.57 | — | — |
| 2024-06-01 | 27.87 | — | — |
| 2024-05-01 | 26.94 | — | — |
| 2024-04-01 | 25.70 | — | — |
| 2024-03-01 | 27.45 | — | — |
| 2024-02-01 | 26.63 | — | — |
| 2024-01-01 | 25.32 | — | — |
| 2023-12-01 | 24.79 | — | — |
| 2023-11-01 | 23.74 | — | — |
| 2023-10-01 | 21.79 | — | — |
| 2023-09-01 | 23.27 | — | — |
| 2023-08-01 | 24.46 | — | — |
| 2023-07-01 | 24.91 | — | — |
| 2023-06-01 | 24.59 | — | — |
| 2023-05-01 | 23.09 | — | — |
| 2023-04-01 | 23.03 | — | — |
| 2023-03-01 | 23.45 | — | — |
| 2023-02-01 | 22.66 | — | — |
| 2023-01-01 | 23.27 | — | — |
| 2022-12-01 | 22.23 | — | — |
| 2022-11-01 | 23.62 | — | — |
| 2022-10-01 | 22.41 | — | — |
| 2022-09-01 | 19.17 | — | — |
| 2022-08-01 | 21.14 | — | — |
| 2022-07-01 | 22.08 | — | — |
| 2022-06-01 | 19.69 | — | — |
| 2022-05-01 | 21.49 | — | — |
| 2022-04-01 | 21.49 | — | — |
| 2022-03-01 | 22.89 | — | — |
| 2022-02-01 | 22.10 | — | — |
| 2022-01-01 | 22.82 | — | — |
| 2021-12-01 | 24.09 | — | — |
| 2021-11-01 | 23.08 | — | — |
| 2021-10-01 | 23.27 | — | — |
| 2021-09-01 | 24.56 | — | — |
| 2021-08-01 | 25.79 | — | — |
| 2021-07-01 | 25.06 | — | — |
| 2021-06-01 | 27.07 | — | — |
| 2021-05-01 | 26.48 | — | — |
| 2021-04-01 | 26.34 | — | — |
| 2021-03-01 | 30.99 | — | — |
| 2021-02-01 | 29.73 | — | — |
| 2021-01-01 | 28.97 | — | — |
| 2020-12-01 | 38.23 | — | — |
| 2020-11-01 | 36.86 | — | — |
| 2020-10-01 | 33.28 | — | — |
| 2020-09-01 | 34.23 | — | — |
| 2020-08-01 | 35.63 | — | — |
| 2020-07-01 | 33.29 | — | — |
| 2020-06-01 | 31.24 | — | — |
| 2020-05-01 | 30.68 | — | — |
| 2020-04-01 | 29.35 | — | — |
| 2020-03-01 | 22.22 | — | — |
| 2020-02-01 | 25.40 | — | — |
| 2020-01-01 | 27.73 | — | — |
| 2019-12-01 | 23.15 | — | — |
| 2019-11-01 | 22.51 | — | — |
| 2019-10-01 | 21.77 | — | — |
| 2019-09-01 | 22.40 | — | — |
| 2019-08-01 | 22.02 | — | — |
| 2019-07-01 | 22.43 | — | — |
| 2019-06-01 | 21.75 | — | — |
| 2019-05-01 | 20.34 | — | — |
| 2019-04-01 | 21.78 | — | — |
| 2019-03-01 | 21.09 | — | — |
| 2019-02-01 | 20.72 | — | — |
| 2019-01-01 | 20.12 | — | — |
| 2018-12-01 | 18.94 | — | — |
| 2018-11-01 | 20.85 | — | — |
| 2018-10-01 | 20.48 | — | — |
| 2018-09-01 | 22.35 | — | — |
| 2018-08-01 | 22.25 | — | — |
| 2018-07-01 | 21.60 | — | — |
| 2018-06-01 | 22.19 | — | — |
| 2018-05-01 | 22.09 | — | — |
| 2018-04-01 | 21.62 | — | — |
| 2018-03-01 | 22.88 | — | — |
| 2018-02-01 | 23.51 | — | — |
| 2018-01-01 | 24.46 | — | — |
| 2017-12-01 | 24.33 | — | — |
| 2017-11-01 | 24.10 | — | — |
| 2017-10-01 | 23.44 | — | — |
| 2017-09-01 | 23.53 | — | — |
| 2017-08-01 | 23.08 | — | — |
| 2017-07-01 | 23.07 | — | — |
| 2017-06-01 | 23.30 | — | — |
| 2017-05-01 | 23.19 | — | — |
| 2017-04-01 | 22.92 | — | — |
| 2017-03-01 | 23.56 | — | — |
| 2017-02-01 | 23.57 | — | — |
| 2017-01-01 | 22.72 | — | — |
| 2016-12-01 | 23.68 | — | — |
| 2016-11-01 | 23.26 | — | — |
| 2016-10-01 | 22.49 | — | — |
| 2016-09-01 | 24.34 | — | — |
| 2016-08-01 | 24.37 | — | — |
| 2016-07-01 | 24.40 | — | — |
| 2016-06-01 | 24.15 | — | — |
| 2016-05-01 | 24.13 | — | — |
| 2016-04-01 | 23.76 | — | — |
| 2016-03-01 | 23.83 | — | — |
| 2016-02-01 | 22.35 | — | — |
| 2016-01-01 | 22.45 | — | — |
| 2015-12-01 | 23.62 | — | — |
| 2015-11-01 | 24.04 | — | — |
| 2015-10-01 | 24.03 | — | — |
| 2015-09-01 | 21.18 | — | — |
| 2015-08-01 | 21.75 | — | — |
| 2015-07-01 | 23.21 | — | — |
| 2015-06-01 | 21.74 | — | — |
| 2015-05-01 | 22.20 | — | — |
| 2015-04-01 | 21.97 | — | — |
| 2015-03-01 | 20.84 | — | — |
| 2015-02-01 | 21.20 | — | — |
| 2015-01-01 | 20.10 | — | — |
| 2014-12-01 | 20.12 | — | — |
| 2014-11-01 | 20.21 | — | — |
| 2014-10-01 | 19.72 | — | — |
| 2014-09-01 | 18.61 | — | — |
| 2014-08-01 | 18.91 | — | — |
| 2014-07-01 | 18.22 | — | — |
| 2014-06-01 | 19.01 | — | — |
| 2014-05-01 | 18.65 | — | — |
| 2014-04-01 | 18.27 | — | — |
| 2014-03-01 | 18.57 | — | — |
| 2014-02-01 | 18.44 | — | — |
| 2014-01-01 | 17.68 | — | — |
| 2013-12-01 | 18.45 | — | — |
| 2013-11-01 | 18.02 | — | — |
| 2013-10-01 | 17.53 | — | — |
| 2013-09-01 | 17.82 | — | — |
| 2013-08-01 | 17.30 | — | — |
| 2013-07-01 | 17.86 | — | — |
| 2013-06-01 | 17.66 | — | — |
| 2013-05-01 | 17.93 | — | — |
| 2013-04-01 | 17.57 | — | — |
| 2013-03-01 | 17.89 | — | — |
| 2013-02-01 | 17.27 | — | — |
| 2013-01-01 | 17.08 | — | — |
| 2012-12-01 | 16.49 | — | — |
| 2012-11-01 | 16.37 | — | — |
| 2012-10-01 | 16.32 | — | — |
| 2012-09-01 | 16.66 | — | — |
| 2012-08-01 | 16.26 | — | — |
| 2012-07-01 | 15.95 | — | — |
| 2012-06-01 | 15.49 | — | — |
| 2012-05-01 | 14.90 | — | — |
| 2012-04-01 | 15.90 | — | — |
| 2012-03-01 | 15.91 | — | — |
| 2012-02-01 | 15.42 | — | — |
| 2012-01-01 | 14.82 | — | — |
| 2011-12-01 | 14.46 | — | — |
| 2011-11-01 | 14.34 | — | — |
| 2011-10-01 | 14.41 | — | — |
| 2011-09-01 | 13.01 | — | — |
| 2011-08-01 | 14.01 | — | — |
| 2011-07-01 | 14.86 | — | — |
| 2011-06-01 | 15.75 | — | — |
| 2011-05-01 | 16.04 | — | — |
| 2011-04-01 | 16.26 | — | — |
| 2011-03-01 | 16.31 | — | — |
| 2011-02-01 | 16.32 | — | — |
| 2011-01-01 | 15.82 | — | — |
| 2010-12-01 | 16.26 | — | — |
| 2010-11-01 | 15.26 | — | — |
| 2010-10-01 | 15.30 | — | — |
| 2010-09-01 | 15.88 | — | — |
| 2010-08-01 | 14.60 | — | — |
| 2010-07-01 | 15.33 | — | — |
| 2010-06-01 | 15.36 | — | — |
| 2010-05-01 | 16.24 | — | — |
| 2010-04-01 | 17.69 | — | — |
| 2010-03-01 | 19.19 | — | — |
| 2010-02-01 | 18.13 | — | — |
| 2010-01-01 | 17.62 | — | — |
| 2009-12-01 | 21.88 | — | — |
| 2009-11-01 | 21.50 | — | — |
| 2009-10-01 | 20.33 | — | — |
| 2009-09-01 | 84.30 | — | — |
| 2009-08-01 | 81.39 | — | — |
| 2009-07-01 | 78.75 | — | — |
| 2009-06-01 | 122.41 | — | — |
| 2009-05-01 | 122.39 | — | — |
| 2009-04-01 | 116.22 | — | — |
| 2009-03-01 | 116.31 | — | — |
| 2009-02-01 | 107.16 | — | — |
| 2009-01-01 | 120.39 | — | — |
| 2008-12-01 | 60.70 | — | — |
| 2008-11-01 | 60.23 | — | — |
| 2008-10-01 | 65.10 | — | — |
| 2008-09-01 | 25.38 | — | — |
| 2008-08-01 | 27.92 | — | — |
| 2008-07-01 | 27.58 | — | — |
| 2008-06-01 | 24.92 | — | — |
| 2008-05-01 | 27.26 | — | — |
| 2008-04-01 | 26.97 | — | — |
| 2008-03-01 | 21.90 | — | — |
| 2008-02-01 | 22.03 | — | — |
| 2008-01-01 | 22.83 | — | — |
| 2007-12-01 | 22.19 | — | — |
| 2007-11-01 | 22.38 | — | — |
| 2007-10-01 | 23.41 | — | — |
| 2007-09-01 | 19.42 | — | — |
| 2007-08-01 | 18.75 | — | — |
| 2007-07-01 | 18.51 | — | — |
| 2007-06-01 | 17.70 | — | — |
| 2007-05-01 | 18.02 | — | — |
| 2007-04-01 | 17.46 | — | — |
| 2007-03-01 | 17.09 | — | — |
| 2007-02-01 | 16.92 | — | — |
| 2007-01-01 | 17.30 | — | — |
| 2006-12-01 | 17.40 | — | — |
| 2006-11-01 | 17.18 | — | — |
| 2006-10-01 | 16.91 | — | — |
| 2006-09-01 | 17.00 | — | — |
| 2006-08-01 | 16.59 | — | — |
| 2006-07-01 | 16.25 | — | — |
| 2006-06-01 | 17.05 | — | — |
| 2006-05-01 | 17.05 | — | — |
| 2006-04-01 | 17.59 | — | — |
| 2006-03-01 | 17.82 | — | — |
| 2006-02-01 | 17.62 | — | — |
| 2006-01-01 | 17.61 | — | — |
| 2005-12-01 | 17.85 | — | — |
| 2005-11-01 | 17.87 | — | — |
| 2005-10-01 | 17.26 | — | — |
| 2005-09-01 | 18.46 | — | — |
| 2005-08-01 | 18.33 | — | — |
| 2005-07-01 | 18.54 | — | — |
| 2005-06-01 | 18.80 | — | — |
| 2005-05-01 | 18.81 | — | — |
| 2005-04-01 | 18.26 | — | — |
| 2005-03-01 | 19.57 | — | — |
| 2005-02-01 | 19.95 | — | — |
| 2005-01-01 | 19.58 | — | — |
| 2004-12-01 | 20.70 | — | — |
| 2004-11-01 | 20.05 | — | — |
| 2004-10-01 | 19.30 | — | — |
| 2004-09-01 | 19.29 | — | — |
| 2004-08-01 | 19.11 | — | — |
| 2004-07-01 | 19.07 | — | — |
| 2004-06-01 | 20.32 | — | — |
| 2004-05-01 | 19.96 | — | — |
| 2004-04-01 | 19.72 | — | — |
| 2004-03-01 | 21.66 | — | — |
| 2004-02-01 | 22.02 | — | — |
| 2004-01-01 | 21.75 | — | — |
| 2003-12-01 | 22.81 | — | — |
| 2003-11-01 | 21.71 | — | — |
| 2003-10-01 | 21.56 | — | — |
| 2003-09-01 | 25.82 | — | — |
| 2003-08-01 | 26.13 | — | — |
| 2003-07-01 | 25.67 | — | — |
| 2003-06-01 | 28.21 | — | — |
| 2003-05-01 | 27.89 | — | — |
| 2003-04-01 | 26.54 | — | — |
| 2003-03-01 | 27.97 | — | — |
| 2003-02-01 | 27.74 | — | — |
| 2003-01-01 | 28.22 | — | — |
| 2002-12-01 | 31.89 | — | — |
| 2002-11-01 | 33.94 | — | — |
| 2002-10-01 | 32.10 | — | — |
| 2002-09-01 | 27.14 | — | — |
| 2002-08-01 | 30.50 | — | — |
| 2002-07-01 | 30.35 | — | — |
| 2002-06-01 | 37.02 | — | — |
| 2002-05-01 | 39.91 | — | — |
| 2002-04-01 | 40.27 | — | — |
| 2002-03-01 | 46.45 | — | — |
| 2002-02-01 | 44.81 | — | — |
| 2002-01-01 | 45.76 | — | — |
| 2001-12-01 | 46.50 | — | — |
| 2001-11-01 | 46.15 | — | — |
| 2001-10-01 | 42.92 | — | — |
| 2001-09-01 | 36.77 | — | — |
| 2001-08-01 | 40.04 | — | — |
| 2001-07-01 | 42.78 | — | — |
| 2001-06-01 | 33.28 | — | — |
| 2001-05-01 | 34.13 | — | — |
| 2001-04-01 | 33.96 | — | — |
| 2001-03-01 | 25.54 | — | — |
| 2001-02-01 | 27.29 | — | — |
| 2001-01-01 | 30.06 | — | — |
| 2000-12-01 | 26.41 | — | — |
| 2000-11-01 | 26.30 | — | — |
| 2000-10-01 | 28.59 | — | — |
| 2000-09-01 | 26.75 | — | — |
| 2000-08-01 | 28.26 | — | — |
| 2000-07-01 | 26.64 | — | — |
| 2000-06-01 | 28.02 | — | — |
| 2000-05-01 | 27.36 | — | — |
| 2000-04-01 | 27.97 | — | — |
| 2000-03-01 | 29.41 | — | — |
| 2000-02-01 | 26.82 | — | — |
| 2000-01-01 | 27.37 | — | — |
| 1999-12-01 | 30.50 | — | — |
| 1999-11-01 | 28.83 | — | — |
| 1999-10-01 | 28.29 | — | — |
| 1999-09-01 | 29.18 | — | — |
| 1999-08-01 | 30.04 | — | — |
| 1999-07-01 | 30.23 | — | — |
| 1999-06-01 | 33.46 | — | — |
| 1999-05-01 | 31.74 | — | — |
| 1999-04-01 | 32.55 | — | — |
| 1999-03-01 | 33.52 | — | — |
| 1999-02-01 | 32.27 | — | — |
| 1999-01-01 | 33.34 | — | — |
| 1998-12-01 | 32.60 | — | — |
| 1998-11-01 | 30.86 | — | — |
| 1998-10-01 | 29.13 | — | — |
| 1998-09-01 | 26.70 | — | — |
| 1998-08-01 | 25.13 | — | — |
| 1998-07-01 | 29.42 | — | — |
| 1998-06-01 | 29.10 | — | — |
| 1998-05-01 | 27.99 | — | — |
| 1998-04-01 | 28.53 | — | — |
| 1998-03-01 | 27.86 | — | — |
| 1998-02-01 | 26.54 | — | — |
| 1998-01-01 | 24.79 | — | — |
| 1997-12-01 | 24.43 | — | — |
| 1997-11-01 | 24.05 | — | — |
| 1997-10-01 | 23.03 | — | — |
| 1997-09-01 | 23.31 | — | — |
| 1997-08-01 | 22.13 | — | — |
| 1997-07-01 | 23.48 | — | — |
| 1997-06-01 | 21.83 | — | — |
| 1997-05-01 | 20.92 | — | — |
| 1997-04-01 | 19.76 | — | — |
| 1997-03-01 | 18.82 | — | — |
| 1997-02-01 | 19.65 | — | — |
| 1997-01-01 | 19.54 | — | — |
| 1996-12-01 | 19.13 | — | — |
| 1996-11-01 | 19.55 | — | — |
| 1996-10-01 | 18.21 | — | — |
| 1996-09-01 | 19.09 | — | — |
| 1996-08-01 | 18.11 | — | — |
| 1996-07-01 | 17.78 | — | — |
| 1996-06-01 | 19.21 | — | — |
| 1996-05-01 | 19.17 | — | — |
| 1996-04-01 | 18.74 | — | — |
| 1996-03-01 | 18.96 | — | — |
| 1996-02-01 | 18.81 | — | — |
| 1996-01-01 | 18.68 | — | — |
| 1995-12-01 | 18.14 | — | — |
| 1995-11-01 | 17.83 | — | — |
| 1995-10-01 | 17.12 | — | — |
| 1995-09-01 | 16.61 | — | — |
| 1995-08-01 | 15.97 | — | — |
| 1995-07-01 | 15.98 | — | — |
| 1995-06-01 | 15.82 | — | — |
| 1995-05-01 | 15.49 | — | — |
| 1995-04-01 | 14.95 | — | — |
| 1995-03-01 | 15.38 | — | — |
| 1995-02-01 | 14.97 | — | — |
| 1995-01-01 | 14.45 | — | — |
| 1994-12-01 | 15.01 | — | — |
| 1994-11-01 | 14.83 | — | — |
| 1994-10-01 | 15.44 | — | — |
| 1994-09-01 | 16.93 | — | — |
| 1994-08-01 | 17.40 | — | — |
| 1994-07-01 | 16.77 | — | — |
| 1994-06-01 | 17.63 | — | — |
| 1994-05-01 | 18.12 | — | — |
| 1994-04-01 | 17.89 | — | — |
| 1994-03-01 | 19.63 | — | — |
| 1994-02-01 | 20.57 | — | — |
| 1994-01-01 | 21.21 | — | — |
| 1993-12-01 | 21.31 | — | — |
| 1993-11-01 | 21.10 | — | — |
| 1993-10-01 | 21.37 | — | — |
| 1993-09-01 | 22.49 | — | — |
| 1993-08-01 | 22.71 | — | — |
| 1993-07-01 | 21.96 | — | — |
| 1993-06-01 | 23.31 | — | — |
| 1993-05-01 | 23.29 | — | — |
| 1993-04-01 | 22.77 | — | — |
| 1993-03-01 | 22.77 | — | — |
| 1993-02-01 | 22.35 | — | — |
| 1993-01-01 | 22.12 | — | — |
| 1992-12-01 | 22.82 | — | — |
| 1992-11-01 | 22.60 | — | — |
| 1992-10-01 | 21.93 | — | — |
| 1992-09-01 | 23.16 | — | — |
| 1992-08-01 | 22.95 | — | — |
| 1992-07-01 | 23.52 | — | — |
| 1992-06-01 | 23.94 | — | — |
| 1992-05-01 | 24.36 | — | — |
| 1992-04-01 | 24.34 | — | — |
| 1992-03-01 | 24.93 | — | — |
| 1992-02-01 | 25.49 | — | — |
| 1992-01-01 | 25.25 | — | — |
| 1991-12-01 | 26.12 | — | — |
| 1991-11-01 | 23.50 | — | — |
| 1991-10-01 | 24.57 | — | — |
| 1991-09-01 | 21.77 | — | — |
| 1991-08-01 | 22.19 | — | — |
| 1991-07-01 | 21.76 | — | — |
| 1991-06-01 | 19.12 | — | — |
| 1991-05-01 | 20.08 | — | — |
| 1991-04-01 | 19.34 | — | — |
| 1991-03-01 | 17.92 | — | — |
| 1991-02-01 | 17.53 | — | — |
| 1991-01-01 | 16.42 | — | — |
| 1990-12-01 | 15.47 | — | — |
| 1990-11-01 | 15.10 | — | — |
| 1990-10-01 | 14.25 | — | — |
| 1990-09-01 | 14.08 | — | — |
| 1990-08-01 | 14.84 | — | — |
| 1990-07-01 | 16.38 | — | — |
| 1990-06-01 | 16.84 | — | — |
| 1990-05-01 | 16.99 | — | — |
| 1990-04-01 | 15.56 | — | — |
| 1990-03-01 | 15.69 | — | — |
| 1990-02-01 | 15.32 | — | — |
| 1990-01-01 | 15.19 | — | — |
| 1989-12-01 | 15.45 | — | — |
| 1989-11-01 | 15.13 | — | — |
| 1989-10-01 | 14.88 | — | — |
| 1989-09-01 | 14.74 | — | — |
| 1989-08-01 | 14.84 | — | — |
| 1989-07-01 | 14.61 | — | — |
| 1989-06-01 | 12.61 | — | — |
| 1989-05-01 | 12.71 | — | — |
| 1989-04-01 | 12.28 | — | — |
| 1989-03-01 | 11.81 | — | — |
| 1989-02-01 | 11.57 | — | — |
| 1989-01-01 | 11.92 | — | — |
| 1988-12-01 | 11.69 | — | — |
| 1988-11-01 | 11.52 | — | — |
| 1988-10-01 | 11.75 | — | — |
| 1988-09-01 | 11.96 | — | — |
| 1988-08-01 | 11.51 | — | — |
| 1988-07-01 | 11.97 | — | — |
| 1988-06-01 | 12.62 | — | — |
| 1988-05-01 | 12.10 | — | — |
| 1988-04-01 | 12.06 | — | — |
| 1988-03-01 | 13.93 | — | — |
| 1988-02-01 | 14.41 | — | — |
| 1988-01-01 | 13.83 | — | — |
| 1987-12-01 | 14.12 | — | — |
| 1987-11-01 | 13.16 | — | — |
| 1987-10-01 | 14.39 | — | — |
| 1987-09-01 | 20.29 | — | — |
| 1987-08-01 | 20.79 | — | — |
| 1987-07-01 | 20.09 | — | — |
| 1987-06-01 | 21.08 | — | — |
| 1987-05-01 | 20.12 | — | — |
| 1987-04-01 | 20.00 | — | — |
| 1987-03-01 | 19.32 | — | — |
| 1987-02-01 | 18.82 | — | — |
| 1987-01-01 | 18.15 | — | — |
| 1986-12-01 | 16.72 | — | — |
| 1986-11-01 | 17.21 | — | — |
| 1986-10-01 | 16.85 | — | — |
| 1986-09-01 | 15.58 | — | — |
| 1986-08-01 | 17.03 | — | — |
| 1986-07-01 | 15.90 | — | — |
| 1986-06-01 | 17.05 | — | — |
| 1986-05-01 | 16.82 | — | — |
| 1986-04-01 | 16.01 | — | — |
| 1986-03-01 | 16.45 | — | — |
| 1986-02-01 | 15.63 | — | — |
| 1986-01-01 | 14.59 | — | — |
| 1985-12-01 | 14.46 | — | — |
| 1985-11-01 | 13.84 | — | — |
| 1985-10-01 | 12.99 | — | — |
| 1985-09-01 | 11.96 | — | — |
| 1985-08-01 | 12.39 | — | — |
| 1985-07-01 | 12.54 | — | — |
| 1985-06-01 | 12.29 | — | — |
| 1985-05-01 | 12.14 | — | — |
| 1985-04-01 | 11.52 | — | — |
| 1985-03-01 | 11.02 | — | — |
| 1985-02-01 | 11.05 | — | — |
| 1985-01-01 | 10.96 | — | — |
| 1984-12-01 | 10.05 | — | — |
| 1984-11-01 | 9.83 | — | — |
| 1984-10-01 | 9.98 | — | — |
| 1984-09-01 | 10.03 | — | — |
| 1984-08-01 | 10.07 | — | — |
| 1984-07-01 | 9.10 | — | — |
| 1984-06-01 | 9.46 | — | — |
| 1984-05-01 | 9.29 | — | — |
| 1984-04-01 | 9.88 | — | — |
| 1984-03-01 | 10.43 | — | — |
| 1984-02-01 | 10.29 | — | — |
| 1984-01-01 | 10.71 | — | — |
| 1983-12-01 | 11.76 | — | — |
| 1983-11-01 | 11.86 | — | — |
| 1983-10-01 | 11.66 | — | — |
| 1983-09-01 | 12.49 | — | — |
| 1983-08-01 | 12.36 | — | — |
| 1983-07-01 | 12.22 | — | — |
| 1983-06-01 | 13.32 | — | — |
| 1983-05-01 | 12.90 | — | — |
| 1983-04-01 | 13.06 | — | — |
| 1983-03-01 | 12.32 | — | — |
| 1983-02-01 | 11.92 | — | — |
| 1983-01-01 | 11.70 | — | — |
| 1982-12-01 | 11.13 | — | — |
| 1982-11-01 | 10.96 | — | — |
| 1982-10-01 | 10.58 | — | — |
| 1982-09-01 | 8.88 | — | — |
| 1982-08-01 | 8.81 | — | — |
| 1982-07-01 | 7.90 | — | — |
| 1982-06-01 | 7.74 | — | — |
| 1982-05-01 | 7.90 | — | — |
| 1982-04-01 | 8.22 | — | — |
| 1982-03-01 | 7.56 | — | — |
| 1982-02-01 | 7.64 | — | — |
| 1982-01-01 | 8.13 | — | — |
| 1981-12-01 | 7.98 | — | — |
| 1981-11-01 | 8.23 | — | — |
| 1981-10-01 | 7.94 | — | — |
| 1981-09-01 | 7.61 | — | — |
| 1981-08-01 | 8.04 | — | — |
| 1981-07-01 | 8.57 | — | — |
| 1981-06-01 | 8.74 | — | — |
| 1981-05-01 | 8.83 | — | — |
| 1981-04-01 | 8.85 | — | — |
| 1981-03-01 | 9.33 | — | — |
| 1981-02-01 | 9.00 | — | — |
| 1981-01-01 | 8.89 | — | — |
| 1980-12-01 | 9.16 | — | — |
| 1980-11-01 | 9.48 | — | — |
| 1980-10-01 | 8.60 | — | — |
| 1980-09-01 | 8.57 | — | — |
| 1980-08-01 | 8.36 | — | — |
| 1980-07-01 | 8.31 | — | — |
| 1980-06-01 | 7.65 | — | — |
| 1980-05-01 | 7.45 | — | — |
| 1980-04-01 | 7.11 | — | — |
| 1980-03-01 | 6.68 | — | — |
| 1980-02-01 | 7.43 | — | — |
| 1980-01-01 | 7.47 | — | — |
| 1979-12-01 | 7.26 | — | — |
| 1979-11-01 | 7.14 | — | — |
| 1979-10-01 | 6.85 | — | — |
| 1979-09-01 | 7.47 | — | — |
| 1979-08-01 | 7.47 | — | — |
| 1979-07-01 | 7.10 | — | — |
| 1979-06-01 | 7.36 | — | — |
| 1979-05-01 | 7.09 | — | — |
| 1979-04-01 | 7.28 | — | — |
| 1979-03-01 | 7.64 | — | — |
| 1979-02-01 | 7.24 | — | — |
| 1979-01-01 | 7.51 | — | — |
| 1978-12-01 | 7.79 | — | — |
| 1978-11-01 | 7.68 | — | — |
| 1978-10-01 | 7.55 | — | — |
| 1978-09-01 | 8.86 | — | — |
| 1978-08-01 | 8.93 | — | — |
| 1978-07-01 | 8.70 | — | — |
| 1978-06-01 | 8.51 | — | — |
| 1978-05-01 | 8.66 | — | — |
| 1978-04-01 | 8.62 | — | — |
| 1978-03-01 | 8.17 | — | — |
| 1978-02-01 | 7.97 | — | — |
| 1978-01-01 | 8.17 | — | — |
| 1977-12-01 | 8.73 | — | — |
| 1977-11-01 | 8.71 | — | — |
| 1977-10-01 | 8.48 | — | — |
| 1977-09-01 | 9.01 | — | — |
| 1977-08-01 | 9.04 | — | — |
| 1977-07-01 | 9.23 | — | — |
| 1977-06-01 | 9.64 | — | — |
| 1977-05-01 | 9.22 | — | — |
| 1977-04-01 | 9.45 | — | — |
| 1977-03-01 | 9.76 | — | — |
| 1977-02-01 | 9.90 | — | — |
| 1977-01-01 | 10.12 | — | — |
| 1976-12-01 | 10.84 | — | — |
| 1976-11-01 | 10.30 | — | — |
| 1976-10-01 | 10.38 | — | — |
| 1976-09-01 | 11.02 | — | — |
| 1976-08-01 | 10.78 | — | — |
| 1976-07-01 | 10.83 | — | — |
| 1976-06-01 | 11.27 | — | — |
| 1976-05-01 | 10.83 | — | — |
| 1976-04-01 | 10.99 | — | — |
| 1976-03-01 | 11.87 | — | — |
| 1976-02-01 | 11.51 | — | — |
| 1976-01-01 | 11.65 | — | — |
| 1975-12-01 | 11.33 | — | — |
| 1975-11-01 | 11.46 | — | — |
| 1975-10-01 | 11.19 | — | — |
| 1975-09-01 | 10.81 | — | — |
| 1975-08-01 | 11.20 | — | — |
| 1975-07-01 | 11.44 | — | — |
| 1975-06-01 | 11.96 | — | — |
| 1975-05-01 | 11.45 | — | — |
| 1975-04-01 | 10.97 | — | — |
| 1975-03-01 | 9.87 | — | — |
| 1975-02-01 | 9.66 | — | — |
| 1975-01-01 | 9.11 | — | — |
| 1974-12-01 | 7.71 | — | — |
| 1974-11-01 | 7.87 | — | — |
| 1974-10-01 | 8.31 | — | — |
| 1974-09-01 | 6.97 | — | — |
| 1974-08-01 | 7.92 | — | — |
| 1974-07-01 | 8.71 | — | — |
| 1974-06-01 | 9.84 | — | — |
| 1974-05-01 | 9.99 | — | — |
| 1974-04-01 | 10.33 | — | — |
| 1974-03-01 | 11.24 | — | — |
| 1974-02-01 | 11.51 | — | — |
| 1974-01-01 | 11.55 | — | — |
| 1973-12-01 | 11.95 | — | — |
| 1973-11-01 | 11.76 | — | — |
| 1973-10-01 | 13.27 | — | — |
| 1973-09-01 | 14.10 | — | — |
| 1973-08-01 | 13.56 | — | — |
| 1973-07-01 | 14.07 | — | — |
| 1973-06-01 | 14.42 | — | — |
| 1973-05-01 | 14.52 | — | — |
| 1973-04-01 | 14.80 | — | — |
| 1973-03-01 | 16.40 | — | — |
| 1973-02-01 | 16.42 | — | — |
| 1973-01-01 | 17.06 | — | — |
| 1972-12-01 | 18.39 | — | — |
| 1972-11-01 | 18.17 | — | — |
| 1972-10-01 | 17.38 | — | — |
| 1972-09-01 | 18.00 | — | — |
| 1972-08-01 | 18.09 | — | — |
| 1972-07-01 | 17.49 | — | — |
| 1972-06-01 | 17.95 | — | — |
| 1972-05-01 | 18.35 | — | — |
| 1972-04-01 | 18.04 | — | — |
| 1972-03-01 | 18.45 | — | — |
| 1972-02-01 | 18.34 | — | — |
| 1972-01-01 | 17.89 | — | — |
| 1971-12-01 | 17.91 | — | — |
| 1971-11-01 | 16.49 | — | — |
| 1971-10-01 | 16.53 | — | — |
| 1971-09-01 | 18.11 | — | — |
| 1971-08-01 | 18.24 | — | — |
| 1971-07-01 | 17.60 | — | — |
| 1971-06-01 | 18.55 | — | — |
| 1971-05-01 | 18.73 | — | — |
| 1971-04-01 | 19.54 | — | — |
| 1971-03-01 | 19.22 | — | — |
| 1971-02-01 | 18.53 | — | — |
| 1971-01-01 | 18.37 | — | — |
| 1970-12-01 | 17.96 | — | — |
| 1970-11-01 | 17.00 | — | — |
| 1970-10-01 | 16.23 | — | — |
| 1970-09-01 | 15.73 | — | — |
| 1970-08-01 | 15.21 | — | — |
| 1970-07-01 | 14.56 | — | — |
| 1970-06-01 | 13.17 | — | — |
| 1970-05-01 | 13.87 | — | — |
| 1970-04-01 | 14.77 | — | — |
| 1970-03-01 | 15.92 | — | — |
| 1970-02-01 | 15.90 | — | — |
| 1970-01-01 | 15.10 | — | — |
| 1969-12-01 | 15.93 | — | — |
| 1969-11-01 | 16.23 | — | — |
| 1969-10-01 | 16.80 | — | — |
| 1969-09-01 | 15.81 | — | — |
| 1969-08-01 | 16.22 | — | — |
| 1969-07-01 | 15.59 | — | — |
| 1969-06-01 | 16.73 | — | — |
| 1969-05-01 | 17.72 | — | — |
| 1969-04-01 | 17.76 | — | — |
| 1969-03-01 | 17.44 | — | — |
| 1969-02-01 | 16.86 | — | — |
| 1969-01-01 | 17.70 | — | — |
| 1968-12-01 | 18.03 | — | — |
| 1968-11-01 | 18.81 | — | — |
| 1968-10-01 | 17.95 | — | — |
| 1968-09-01 | 18.14 | — | — |
| 1968-08-01 | 17.47 | — | — |
| 1968-07-01 | 17.27 | — | — |
| 1968-06-01 | 17.88 | — | — |
| 1968-05-01 | 17.72 | — | — |
| 1968-04-01 | 17.50 | — | — |
| 1968-03-01 | 16.58 | — | — |
| 1968-02-01 | 16.43 | — | — |
| 1968-01-01 | 16.96 | — | — |
| 1967-12-01 | 18.10 | — | — |
| 1967-11-01 | 17.64 | — | — |
| 1967-10-01 | 17.50 | — | — |
| 1967-09-01 | 18.25 | — | — |
| 1967-08-01 | 17.67 | — | — |
| 1967-07-01 | 17.88 | — | — |
| 1967-06-01 | 17.01 | — | — |
| 1967-05-01 | 16.71 | — | — |
| 1967-04-01 | 17.64 | — | — |
| 1967-03-01 | 16.55 | — | — |
| 1967-02-01 | 15.92 | — | — |
| 1967-01-01 | 15.89 | — | — |
| 1966-12-01 | 14.47 | — | — |
| 1966-11-01 | 14.50 | — | — |
| 1966-10-01 | 14.45 | — | — |
| 1966-09-01 | 13.89 | — | — |
| 1966-08-01 | 13.99 | — | — |
| 1966-07-01 | 15.17 | — | — |
| 1966-06-01 | 15.52 | — | — |
| 1966-05-01 | 15.77 | — | — |
| 1966-04-01 | 16.68 | — | — |
| 1966-03-01 | 16.71 | — | — |
| 1966-02-01 | 17.08 | — | — |
| 1966-01-01 | 17.39 | — | — |
| 1965-12-01 | 17.81 | — | — |
| 1965-11-01 | 17.65 | — | — |
| 1965-10-01 | 17.81 | — | — |
| 1965-09-01 | 18.06 | — | — |
| 1965-08-01 | 17.50 | — | — |
| 1965-07-01 | 17.12 | — | — |
| 1965-06-01 | 17.38 | — | — |
| 1965-05-01 | 18.27 | — | — |
| 1965-04-01 | 18.41 | — | — |
| 1965-03-01 | 18.41 | — | — |
| 1965-02-01 | 18.68 | — | — |
| 1965-01-01 | 18.71 | — | — |
| 1964-12-01 | 18.63 | — | — |
| 1964-11-01 | 18.55 | — | — |
| 1964-10-01 | 18.65 | — | — |
| 1964-09-01 | 18.83 | — | — |
| 1964-08-01 | 18.31 | — | — |
| 1964-07-01 | 18.61 | — | — |
| 1964-06-01 | 18.87 | — | — |
| 1964-05-01 | 18.56 | — | — |
| 1964-04-01 | 18.35 | — | — |
| 1964-03-01 | 18.89 | — | — |
| 1964-02-01 | 18.61 | — | — |
| 1964-01-01 | 18.43 | — | — |
| 1963-12-01 | 18.66 | — | — |
| 1963-11-01 | 18.22 | — | — |
| 1963-10-01 | 18.41 | — | — |
| 1963-09-01 | 18.11 | — | — |
| 1963-08-01 | 18.31 | — | — |
| 1963-07-01 | 17.46 | — | — |
| 1963-06-01 | 18.07 | — | — |
| 1963-05-01 | 18.44 | — | — |
| 1963-04-01 | 18.18 | — | — |
| 1963-03-01 | 17.94 | — | — |
| 1963-02-01 | 17.33 | — | — |
| 1963-01-01 | 17.84 | — | — |
| 1962-12-01 | 17.19 | — | — |
| 1962-11-01 | 16.96 | — | — |
| 1962-10-01 | 15.40 | — | — |
| 1962-09-01 | 15.94 | — | — |
| 1962-08-01 | 16.75 | — | — |
| 1962-07-01 | 16.50 | — | — |
| 1962-06-01 | 15.78 | — | — |
| 1962-05-01 | 17.18 | — | — |
| 1962-04-01 | 18.80 | — | — |
| 1962-03-01 | 20.64 | — | — |
| 1962-02-01 | 20.76 | — | — |
| 1962-01-01 | 20.43 | — | — |
| 1961-12-01 | 22.43 | — | — |
| 1961-11-01 | 22.36 | — | — |
| 1961-10-01 | 21.51 | — | — |
| 1961-09-01 | 21.88 | — | — |
| 1961-08-01 | 22.32 | — | — |
| 1961-07-01 | 21.89 | — | — |
| 1961-06-01 | 21.33 | — | — |
| 1961-05-01 | 21.97 | — | — |
| 1961-04-01 | 21.55 | — | — |
| 1961-03-01 | 21.05 | — | — |
| 1961-02-01 | 20.53 | — | — |
| 1961-01-01 | 19.99 | — | — |
| 1960-12-01 | 17.77 | — | — |
| 1960-11-01 | 16.98 | — | — |
| 1960-10-01 | 16.33 | — | — |
| 1960-09-01 | 16.37 | — | — |
| 1960-08-01 | 17.42 | — | — |
| 1960-07-01 | 16.98 | — | — |
| 1960-06-01 | 17.46 | — | — |
| 1960-05-01 | 17.13 | — | — |
| 1960-04-01 | 16.68 | — | — |
| 1960-03-01 | 16.32 | — | — |
| 1960-02-01 | 16.55 | — | — |
| 1960-01-01 | 16.40 | — | — |
| 1959-12-01 | 17.67 | — | — |
| 1959-11-01 | 17.19 | — | — |
| 1959-10-01 | 16.97 | — | — |
| 1959-09-01 | 16.58 | — | — |
| 1959-08-01 | 17.38 | — | — |
| 1959-07-01 | 17.64 | — | — |
| 1959-06-01 | 17.20 | — | — |
| 1959-05-01 | 17.26 | — | — |
| 1959-04-01 | 16.94 | — | — |
| 1959-03-01 | 17.83 | — | — |
| 1959-02-01 | 17.82 | — | — |
| 1959-01-01 | 17.83 | — | — |
| 1958-12-01 | 19.10 | — | — |
| 1958-11-01 | 18.16 | — | — |
| 1958-10-01 | 17.76 | — | — |
| 1958-09-01 | 17.38 | — | — |
| 1958-08-01 | 16.58 | — | — |
| 1958-07-01 | 16.39 | — | — |
| 1958-06-01 | 15.44 | — | — |
| 1958-05-01 | 15.05 | — | — |
| 1958-04-01 | 14.83 | — | — |
| 1958-03-01 | 13.41 | — | — |
| 1958-02-01 | 13.01 | — | — |
| 1958-01-01 | 13.28 | — | — |
| 1957-12-01 | 11.87 | — | — |
| 1957-11-01 | 12.38 | — | — |
| 1957-10-01 | 12.18 | — | — |
| 1957-09-01 | 12.22 | — | — |
| 1957-08-01 | 13.03 | — | — |
| 1957-07-01 | 13.81 | — | — |
| 1957-06-01 | 13.85 | — | — |
| 1957-05-01 | 13.87 | — | — |
| 1957-04-01 | 13.37 | — | — |
| 1957-03-01 | 12.97 | — | — |
| 1957-02-01 | 12.72 | — | — |
| 1957-01-01 | 13.15 | — | — |
| 1956-12-01 | 13.69 | — | — |
| 1956-11-01 | 13.22 | — | — |
| 1956-10-01 | 13.37 | — | — |
| 1956-09-01 | 13.11 | — | — |
| 1956-08-01 | 13.73 | — | — |
| 1956-07-01 | 14.27 | — | — |
| 1956-06-01 | 13.05 | — | — |
| 1956-05-01 | 12.56 | — | — |
| 1956-04-01 | 13.44 | — | — |
| 1956-03-01 | 13.14 | — | — |
| 1956-02-01 | 12.29 | — | — |
| 1956-01-01 | 11.88 | — | — |
| 1955-12-01 | 12.56 | — | — |
| 1955-11-01 | 12.57 | — | — |
| 1955-10-01 | 11.70 | — | — |
| 1955-09-01 | 12.69 | — | — |
| 1955-08-01 | 12.55 | — | — |
| 1955-07-01 | 12.65 | — | — |
| 1955-06-01 | 12.74 | — | — |
| 1955-05-01 | 11.77 | — | — |
| 1955-04-01 | 11.79 | — | — |
| 1955-03-01 | 12.36 | — | — |
| 1955-02-01 | 12.42 | — | — |
| 1955-01-01 | 12.38 | — | — |
| 1954-12-01 | 12.99 | — | — |
| 1954-11-01 | 12.36 | — | — |
| 1954-10-01 | 11.44 | — | — |
| 1954-09-01 | 12.29 | — | — |
| 1954-08-01 | 11.34 | — | — |
| 1954-07-01 | 11.74 | — | — |
| 1954-06-01 | 11.15 | — | — |
| 1954-05-01 | 11.14 | — | — |
| 1954-04-01 | 10.79 | — | — |
| 1954-03-01 | 10.56 | — | — |
| 1954-02-01 | 10.25 | — | — |
| 1954-01-01 | 10.23 | — | — |
| 1953-12-01 | 9.88 | — | — |
| 1953-11-01 | 9.86 | — | — |
| 1953-10-01 | 9.78 | — | — |
| 1953-09-01 | 9.16 | — | — |
| 1953-08-01 | 9.15 | — | — |
| 1953-07-01 | 9.71 | — | — |
| 1953-06-01 | 9.62 | — | — |
| 1953-05-01 | 9.78 | — | — |
| 1953-04-01 | 9.81 | — | — |
| 1953-03-01 | 10.41 | — | — |
| 1953-02-01 | 10.66 | — | — |
| 1953-01-01 | 10.86 | — | — |
| 1952-12-01 | 11.07 | — | — |
| 1952-11-01 | 10.69 | — | — |
| 1952-10-01 | 10.22 | — | — |
| 1952-09-01 | 10.40 | — | — |
| 1952-08-01 | 10.61 | — | — |
| 1952-07-01 | 10.76 | — | — |
| 1952-06-01 | 10.67 | — | — |
| 1952-05-01 | 10.20 | — | — |
| 1952-04-01 | 9.97 | — | — |
| 1952-03-01 | 10.15 | — | — |
| 1952-02-01 | 9.69 | — | — |
| 1952-01-01 | 10.06 | — | — |
| 1951-12-01 | 9.74 | — | — |
| 1951-11-01 | 9.38 | — | — |
| 1951-10-01 | 9.40 | — | — |
| 1951-09-01 | 9.27 | — | — |
| 1951-08-01 | 9.27 | — | — |
| 1951-07-01 | 8.92 | — | — |
| 1951-06-01 | 7.71 | — | — |
| 1951-05-01 | 7.91 | — | — |
| 1951-04-01 | 8.25 | — | — |
| 1951-03-01 | 7.56 | — | — |
| 1951-02-01 | 7.70 | — | — |
| 1951-01-01 | 7.65 | — | — |
| 1950-12-01 | 7.19 | — | — |
| 1950-11-01 | 6.87 | — | — |
| 1950-10-01 | 6.88 | — | — |
| 1950-09-01 | 7.15 | — | — |
| 1950-08-01 | 6.77 | — | — |
| 1950-07-01 | 6.56 | — | — |
| 1950-06-01 | 6.96 | — | — |
| 1950-05-01 | 7.39 | — | — |
| 1950-04-01 | 7.11 | — | — |
| 1950-03-01 | 7.30 | — | — |
| 1950-02-01 | 7.27 | — | — |
| 1950-01-01 | 7.19 | — | — |
| 1949-12-01 | 7.22 | — | — |
| 1949-11-01 | 6.92 | — | — |
| 1949-10-01 | 6.91 | — | — |
| 1949-09-01 | 6.52 | — | — |
| 1949-08-01 | 6.37 | — | — |
| 1949-07-01 | 6.29 | — | — |
| 1949-06-01 | 5.90 | — | — |
| 1949-05-01 | 5.91 | — | — |
| 1949-04-01 | 6.14 | — | — |
| 1949-03-01 | 6.33 | — | — |
| 1949-02-01 | 6.14 | — | — |
| 1949-01-01 | 6.39 | — | — |
| 1948-12-01 | 6.64 | — | — |
| 1948-11-01 | 6.44 | — | — |
| 1948-10-01 | 7.22 | — | — |
| 1948-09-01 | 7.48 | — | — |
| 1948-08-01 | 7.71 | — | — |
| 1948-07-01 | 7.66 | — | — |
| 1948-06-01 | 9.00 | — | — |
| 1948-05-01 | 8.97 | — | — |
| 1948-04-01 | 8.32 | — | — |
| 1948-03-01 | 8.82 | — | — |
| 1948-02-01 | 8.19 | — | — |
| 1948-01-01 | 8.59 | — | — |
| 1947-12-01 | 9.50 | — | — |
| 1947-11-01 | 9.31 | — | — |
| 1947-10-01 | 9.58 | — | — |
| 1947-09-01 | 9.75 | — | — |
| 1947-08-01 | 9.88 | — | — |
| 1947-07-01 | 10.17 | — | — |
| 1947-06-01 | 10.56 | — | — |
| 1947-05-01 | 10.03 | — | — |
| 1947-04-01 | 10.13 | — | — |
| 1947-03-01 | 11.94 | — | — |
| 1947-02-01 | 12.15 | — | — |
| 1947-01-01 | 12.33 | — | — |
| 1946-12-01 | 14.43 | — | — |
| 1946-11-01 | 13.84 | — | — |
| 1946-10-01 | 14.00 | — | — |
| 1946-09-01 | 16.81 | — | — |
| 1946-08-01 | 18.71 | — | — |
| 1946-07-01 | 20.18 | — | — |
| 1946-06-01 | 21.94 | — | — |
| 1946-05-01 | 22.83 | — | — |
| 1946-04-01 | 22.33 | — | — |
| 1946-03-01 | 20.09 | — | — |
| 1946-02-01 | 19.20 | — | — |
| 1946-01-01 | 20.63 | — | — |
| 1945-12-01 | 18.08 | — | — |
| 1945-11-01 | 17.91 | — | — |
| 1945-10-01 | 17.34 | — | — |
| 1945-09-01 | 16.32 | — | — |
| 1945-08-01 | 15.67 | — | — |
| 1945-07-01 | 14.81 | — | — |
| 1945-06-01 | 14.96 | — | — |
| 1945-05-01 | 15.01 | — | — |
| 1945-04-01 | 14.84 | — | — |
| 1945-03-01 | 14.21 | — | — |
| 1945-02-01 | 14.90 | — | — |
| 1945-01-01 | 14.03 | — | — |
| 1944-12-01 | 14.28 | — | — |
| 1944-11-01 | 13.80 | — | — |
| 1944-10-01 | 13.74 | — | — |
| 1944-09-01 | 14.20 | — | — |
| 1944-08-01 | 14.24 | — | — |
| 1944-07-01 | 14.12 | — | — |
| 1944-06-01 | 14.11 | — | — |
| 1944-05-01 | 13.42 | — | — |
| 1944-04-01 | 12.90 | — | — |
| 1944-03-01 | 12.92 | — | — |
| 1944-02-01 | 12.71 | — | — |
| 1944-01-01 | 12.74 | — | — |
| 1943-12-01 | 12.41 | — | — |
| 1943-11-01 | 11.72 | — | — |
| 1943-10-01 | 12.68 | — | — |
| 1943-09-01 | 11.19 | — | — |
| 1943-08-01 | 10.93 | — | — |
| 1943-07-01 | 10.81 | — | — |
| 1943-06-01 | 11.23 | — | — |
| 1943-05-01 | 11.01 | — | — |
| 1943-04-01 | 10.54 | — | — |
| 1943-03-01 | 10.82 | — | — |
| 1943-02-01 | 10.28 | — | — |
| 1943-01-01 | 9.79 | — | — |
| 1942-12-01 | 9.49 | — | — |
| 1942-11-01 | 9.02 | — | — |
| 1942-10-01 | 9.15 | — | — |
| 1942-09-01 | 9.41 | — | — |
| 1942-08-01 | 9.17 | — | — |
| 1942-07-01 | 9.11 | — | — |
| 1942-06-01 | 8.47 | — | — |
| 1942-05-01 | 8.32 | — | — |
| 1942-04-01 | 7.82 | — | — |
| 1942-03-01 | 7.70 | — | — |
| 1942-02-01 | 8.26 | — | — |
| 1942-01-01 | 8.47 | — | — |
| 1941-12-01 | 7.49 | — | — |
| 1941-11-01 | 7.84 | — | — |
| 1941-10-01 | 8.19 | — | — |
| 1941-09-01 | 8.57 | — | — |
| 1941-08-01 | 8.66 | — | — |
| 1941-07-01 | 8.73 | — | — |
| 1941-06-01 | 9.04 | — | — |
| 1941-05-01 | 8.58 | — | — |
| 1941-04-01 | 8.54 | — | — |
| 1941-03-01 | 9.40 | — | — |
| 1941-02-01 | 9.36 | — | — |
| 1941-01-01 | 9.50 | — | — |
| 1940-12-01 | 10.08 | — | — |
| 1940-11-01 | 10.10 | — | — |
| 1940-10-01 | 10.55 | — | — |
| 1940-09-01 | 9.87 | — | — |
| 1940-08-01 | 9.78 | — | — |
| 1940-07-01 | 9.53 | — | — |
| 1940-06-01 | 9.60 | — | — |
| 1940-05-01 | 8.91 | — | — |
| 1940-04-01 | 11.72 | — | — |
| 1940-03-01 | 12.37 | — | — |
| 1940-02-01 | 12.25 | — | — |
| 1940-01-01 | 12.17 | — | — |
| 1939-12-01 | 13.88 | — | — |
| 1939-11-01 | 13.56 | — | — |
| 1939-10-01 | 14.26 | — | — |
| 1939-09-01 | 16.07 | — | — |
| 1939-08-01 | 13.80 | — | — |
| 1939-07-01 | 14.86 | — | — |
| 1939-06-01 | 14.29 | — | — |
| 1939-05-01 | 15.26 | — | — |
| 1939-04-01 | 14.37 | — | — |
| 1939-03-01 | 15.46 | — | — |
| 1939-02-01 | 17.89 | — | — |
| 1939-01-01 | 17.32 | — | — |
| 1938-12-01 | 20.64 | — | — |
| 1938-11-01 | 19.89 | — | — |
| 1938-10-01 | 20.58 | — | — |
| 1938-09-01 | 19.74 | — | — |
| 1938-08-01 | 19.45 | — | — |
| 1938-07-01 | 20.00 | — | — |
| 1938-06-01 | 15.01 | — | — |
| 1938-05-01 | 12.04 | — | — |
| 1938-04-01 | 12.60 | — | — |
| 1938-03-01 | 8.76 | — | — |
| 1938-02-01 | 11.69 | — | — |
| 1938-01-01 | 11.02 | — | — |
| 1937-12-01 | 9.34 | — | — |
| 1937-11-01 | 9.83 | — | — |
| 1937-10-01 | 10.94 | — | — |
| 1937-09-01 | 11.28 | — | — |
| 1937-08-01 | 13.15 | — | — |
| 1937-07-01 | 13.92 | — | — |
| 1937-06-01 | 13.16 | — | — |
| 1937-05-01 | 13.90 | — | — |
| 1937-04-01 | 14.04 | — | — |
| 1937-03-01 | 16.14 | — | — |
| 1937-02-01 | 16.30 | — | — |
| 1937-01-01 | 16.06 | — | — |
| 1936-12-01 | 16.84 | — | — |
| 1936-11-01 | 16.94 | — | — |
| 1936-10-01 | 16.87 | — | — |
| 1936-09-01 | 17.03 | — | — |
| 1936-08-01 | 17.01 | — | — |
| 1936-07-01 | 16.86 | — | — |
| 1936-06-01 | 16.86 | — | — |
| 1936-05-01 | 16.36 | — | — |
| 1936-04-01 | 15.65 | — | — |
| 1936-03-01 | 18.89 | — | — |
| 1936-02-01 | 18.42 | — | — |
| 1936-01-01 | 18.11 | — | — |
| 1935-12-01 | 17.67 | — | — |
| 1935-11-01 | 17.04 | — | — |
| 1935-10-01 | 16.39 | — | — |
| 1935-09-01 | 15.25 | — | — |
| 1935-08-01 | 14.89 | — | — |
| 1935-07-01 | 14.58 | — | — |
| 1935-06-01 | 12.63 | — | — |
| 1935-05-01 | 11.83 | — | — |
| 1935-04-01 | 11.46 | — | — |
| 1935-03-01 | 11.60 | — | — |
| 1935-02-01 | 11.97 | — | — |
| 1935-01-01 | 12.47 | — | — |
| 1934-12-01 | 19.39 | — | — |
| 1934-11-01 | 19.47 | — | — |
| 1934-10-01 | 17.98 | — | — |
| 1934-09-01 | 18.96 | — | — |
| 1934-08-01 | 19.06 | — | — |
| 1934-07-01 | 18.08 | — | — |
| 1934-06-01 | 20.87 | — | — |
| 1934-05-01 | 20.45 | — | — |
| 1934-04-01 | 22.26 | — | — |
| 1934-03-01 | 23.89 | — | — |
| 1934-02-01 | 23.91 | — | — |
| 1934-01-01 | 24.82 | — | — |
| 1933-12-01 | 22.95 | — | — |
| 1933-11-01 | 22.45 | — | — |
| 1933-10-01 | 20.36 | — | — |
| 1933-09-01 | 22.86 | — | — |
| 1933-08-01 | 25.79 | — | — |
| 1933-07-01 | 23.14 | — | — |
| 1933-06-01 | 25.37 | — | — |
| 1933-05-01 | 22.42 | — | — |
| 1933-04-01 | 19.35 | — | — |
| 1933-03-01 | 13.93 | — | — |
| 1933-02-01 | 13.48 | — | — |
| 1933-01-01 | 16.52 | — | — |
| 1932-12-01 | 16.80 | — | — |
| 1932-11-01 | 15.98 | — | — |
| 1932-10-01 | 16.98 | — | — |
| 1932-09-01 | 17.57 | — | — |
| 1932-08-01 | 18.24 | — | — |
| 1932-07-01 | 13.26 | — | — |
| 1932-06-01 | 8.69 | — | — |
| 1932-05-01 | 8.76 | — | — |
| 1932-04-01 | 11.43 | — | — |
| 1932-03-01 | 13.05 | — | — |
| 1932-02-01 | 14.80 | — | — |
| 1932-01-01 | 14.09 | — | — |
| 1931-12-01 | 13.31 | — | — |
| 1931-11-01 | 15.57 | — | — |
| 1931-10-01 | 17.26 | — | — |
| 1931-09-01 | 13.87 | — | — |
| 1931-08-01 | 19.80 | — | — |
| 1931-07-01 | 19.61 | — | — |
| 1931-06-01 | 18.77 | — | — |
| 1931-05-01 | 16.48 | — | — |
| 1931-04-01 | 19.10 | — | — |
| 1931-03-01 | 18.97 | — | — |
| 1931-02-01 | 20.38 | — | — |
| 1931-01-01 | 18.28 | — | — |
| 1930-12-01 | 15.81 | — | — |
| 1930-11-01 | 17.08 | — | — |
| 1930-10-01 | 17.46 | — | — |
| 1930-09-01 | 16.45 | — | — |
| 1930-08-01 | 18.91 | — | — |
| 1930-07-01 | 18.77 | — | — |
| 1930-06-01 | 15.86 | — | — |
| 1930-05-01 | 18.98 | — | — |
| 1930-04-01 | 19.30 | — | — |
| 1930-03-01 | 16.66 | — | — |
| 1930-02-01 | 16.06 | — | — |
| 1930-01-01 | 15.72 | — | — |
| 1929-12-01 | 13.32 | — | — |
| 1929-11-01 | 12.99 | — | — |
| 1929-10-01 | 15.00 | — | — |
| 1929-09-01 | 19.46 | — | — |
| 1929-08-01 | 20.46 | — | — |
| 1929-07-01 | 18.63 | — | — |
| 1929-06-01 | 18.27 | — | — |
| 1929-05-01 | 16.55 | — | — |
| 1929-04-01 | 17.29 | — | — |
| 1929-03-01 | 17.73 | — | — |
| 1929-02-01 | 17.77 | — | — |
| 1929-01-01 | 17.88 | — | — |
| 1928-12-01 | 17.64 | — | — |
| 1928-11-01 | 17.59 | — | — |
| 1928-10-01 | 15.71 | — | — |
| 1928-09-01 | 16.14 | — | — |
| 1928-08-01 | 15.93 | — | — |
| 1928-07-01 | 14.83 | — | — |
| 1928-06-01 | 15.31 | — | — |
| 1928-05-01 | 16.00 | — | — |
| 1928-04-01 | 15.80 | — | — |
| 1928-03-01 | 16.34 | — | — |
| 1928-02-01 | 14.63 | — | — |
| 1928-01-01 | 14.89 | — | — |
| 1927-12-01 | 15.91 | — | — |
No datapoints in this range.