Monthly Percent
1981-01-01 6.49000
1981-02-01 7.36000
1981-03-01 7.54000
1981-04-01 7.74000
1981-05-01 8.54000
1981-06-01 9.20000
1981-07-01 10.37000
1981-08-01 11.27000
1981-09-01 11.30000
1981-10-01 11.51000
1981-11-01 12.16000
1981-12-01 13.20000
1982-01-01 14.27000
1982-02-01 15.18000
1982-03-01 15.79000
1982-04-01 15.73000
1982-05-01 15.87000
1982-06-01 16.07000
1982-07-01 16.43000
1982-08-01 16.24000
1982-09-01 16.29000
1982-10-01 15.75000
1982-11-01 14.90000
1982-12-01 14.44000
1983-01-01 13.12000
1983-02-01 10.73000
1983-03-01 9.78000
1983-04-01 11.21000
1983-05-01 11.25000
1983-06-01 12.55000
1983-07-01 13.80000
1983-08-01 15.19000
1983-09-01 14.96000
1983-10-01 15.15000
1983-11-01 15.62000
1983-12-01 17.33000
1984-01-01 17.68000
1984-02-01 17.68000
1984-03-01 17.74000
1984-04-01 17.78000
1984-05-01 17.81000
1984-06-01 17.61000
1984-07-01 18.45000
1984-08-01 21.50000
1984-09-01 21.77000
1984-10-01 21.77000
1984-11-01 21.18000
1984-12-01 20.71000
1985-01-01 21.89000
1985-02-01 21.90000
1985-03-01 21.77000
1985-04-01 21.02000
1985-05-01 19.76000
1985-06-01 17.42000
1985-07-01 16.57000
1985-08-01 16.73000
1985-09-01 15.22000
1985-10-01 14.34000
1985-11-01 13.02000
1985-12-01 13.01000
1986-01-01 12.28000
1986-02-01 12.05000
1986-03-01 12.00000
1986-04-01 11.47000
1986-05-01 11.01000
1986-06-01 10.89000
1986-07-01 10.66000
1986-08-01 9.94000
1986-09-01 9.19000
1986-10-01 9.28000
1986-11-01 8.98000
1986-12-01 8.46000
1987-01-01 8.90000
1987-02-01 8.83000
1987-03-01 8.65000
1987-04-01 8.64000
1987-05-01 8.80000
1987-06-01 8.70000
1987-07-01 8.83000
1987-08-01 8.72000
1987-09-01 8.74000
1987-10-01 8.74000
1987-11-01 8.72000
1987-12-01 9.15000
1988-01-01 9.48000
1988-02-01 9.82000
1988-03-01 10.49000
1988-04-01 10.87000
1988-05-01 11.84000
1988-06-01 12.00000
1988-07-01 12.17000
1988-08-01 12.78000
1988-09-01 13.27000
1988-10-01 13.70000
1988-11-01 14.96000
1988-12-01 15.53000
1989-01-01 15.29000
1989-02-01 15.40000
1989-03-01 16.26000
1989-04-01 16.44000
1989-05-01 17.17000
1989-06-01 17.31000
1989-07-01 17.20000
1989-08-01 17.16000
1989-09-01 17.20000
1989-10-01 17.78000
1989-11-01 18.00000
1989-12-01 18.00000
1990-01-01 18.00000
1990-02-01 18.00000
1990-03-01 17.96000
1990-04-01 17.99000
1990-05-01 18.00000
1990-06-01 17.98000
1990-07-01 17.86000
1990-08-01 17.68000
1990-09-01 17.54000
1990-10-01 17.54000
1990-11-01 17.71000
1990-12-01 17.41000
1991-01-01 17.30000
1991-02-01 17.14000
1991-03-01 16.95000
1991-04-01 16.81000
1991-05-01 16.66000
1991-06-01 16.68000
1991-07-01 16.71000
1991-08-01 16.68000
1991-09-01 16.57000
1991-10-01 16.39000
1991-11-01 16.23000
1991-12-01 16.15000
1992-01-01 16.03000
1992-02-01 15.86000
1992-03-01 15.49000
1992-04-01 15.02000
1992-05-01 14.43000
1992-06-01 14.02000
1992-07-01 13.47000
1992-08-01 12.72000
1992-09-01 12.06000
1992-10-01 12.09000
1992-11-01 12.02000
1992-12-01 12.04000
1993-01-01 11.86000
1993-02-01 11.39000
1993-03-01 11.34000
1993-04-01 11.14000
1993-05-01 11.50000
1993-06-01 11.88000
1993-07-01 11.76000
1993-08-01 11.69000
1993-09-01 11.61000
1993-10-01 11.29000
1993-11-01 10.21000
1993-12-01 10.19000
1994-01-01 10.15000
1994-02-01 10.16000
1994-03-01 10.13000
1994-04-01 10.31000
1994-05-01 10.69000
1994-06-01 10.85000
1994-07-01 10.74000
1994-08-01 10.75000
1994-09-01 10.84000
1994-10-01 11.78000
1994-11-01 12.19000
1994-12-01 12.47000
1995-01-01 12.70000
1995-02-01 12.90000
1995-03-01 13.01000
1995-04-01 12.96000
1995-05-01 13.72000
1995-06-01 13.81000
1995-07-01 13.98000
1995-08-01 13.87000
1995-09-01 13.99000
1995-10-01 13.83000
1995-11-01 13.63000
1995-12-01 13.94000
1996-01-01 14.02000
1996-02-01 13.92000
1996-03-01 14.14000
1996-04-01 14.30000
1996-05-01 15.87000
1996-06-01 15.80000
1996-07-01 15.02000
1996-08-01 15.88000
1996-09-01 15.28000
1996-10-01 15.02000
1996-11-01 15.26000
1996-12-01 15.93000
1997-01-01 16.23000
1997-02-01 15.79000
1997-03-01 15.81000
1997-04-01 15.77000
1997-05-01 15.68000
1997-06-01 15.46000
1997-07-01 15.08000
1997-08-01 14.79000
1997-09-01 14.72000
1997-10-01 14.56000
1997-11-01 14.55000
1997-12-01 14.65000
1998-01-01 14.43000
1998-02-01 14.02000
1998-03-01 13.22000
1998-04-01 12.90000
1998-05-01 13.02000
1998-06-01 16.04000
1998-07-01 18.99000
1998-08-01 19.74000
1998-09-01 21.64000
1998-10-01 19.45000
1998-11-01 17.76000
1998-12-01 17.20000
1999-01-01 16.40000
1999-02-01 15.54000
1999-03-01 14.62000
1999-04-01 13.75000
1999-05-01 13.52000
1999-06-01 13.26000
1999-07-01 12.10000
1999-08-01 11.68000
1999-09-01 11.17000
1999-10-01 10.76000
1999-11-01 10.71000
1999-12-01 10.70000
2000-01-01 10.16000
2000-02-01 9.78000
2000-03-01 9.85000
2000-04-01 9.88000
2000-05-01 10.22000
2000-06-01 10.28000
2000-07-01 10.23000
2000-08-01 10.15000
2000-09-01 10.16000
2000-10-01 10.19000
2000-11-01 10.22000
2000-12-01 10.20000
2001-01-01 10.15000
2001-02-01 10.12000
2001-03-01 10.17000
2001-04-01 10.34000
2001-05-01 10.38000
2001-06-01 9.99000
2001-07-01 9.53000
2001-08-01 9.37000
2001-09-01 9.24000
2001-10-01 8.87000
2001-11-01 8.76000
2001-12-01 9.20000
2002-01-01 9.44000
2002-02-01 9.43000
2002-03-01 9.92000
2002-04-01 10.60000
2002-05-01 11.16000
2002-06-01 11.44000
2002-07-01 11.37000
2002-08-01 11.43000
2002-09-01 12.11000
2002-10-01 12.61000
2002-11-01 12.17000
2002-12-01 12.27000
2003-01-01 12.34000
2003-02-01 12.63000
2003-03-01 12.73000
2003-04-01 12.74000
2003-05-01 12.55000
2003-06-01 11.21000
2003-07-01 10.89000
2003-08-01 10.25000
2003-09-01 9.42000
2003-10-01 8.22000
2003-11-01 7.69000
2003-12-01 7.31000
2004-01-01 7.60000
2004-02-01 7.51000
2004-03-01 7.72000
2004-04-01 7.77000
2004-05-01 7.71000
2004-06-01 7.83000
2004-07-01 7.89000
2004-08-01 7.44000
2004-09-01 7.12000
2004-10-01 7.28000
2004-11-01 7.25000
2004-12-01 7.27000
2005-01-01 7.28000
2005-02-01 7.23000
2005-03-01 7.20000
2005-04-01 6.95000
2005-05-01 6.75000
2005-06-01 6.76000
2005-07-01 6.73000
2005-08-01 6.72000
2005-09-01 6.74000
2005-10-01 6.79000
2005-11-01 6.89000
2005-12-01 6.82000
2006-01-01 6.74000
2006-02-01 6.68000
2006-03-01 6.53000
2006-04-01 6.65000
2006-05-01 6.80000
2006-06-01 7.11000
2006-07-01 7.28000
2006-08-01 7.69000
2006-09-01 7.75000
2006-10-01 8.22000
2006-11-01 8.23000
2006-12-01 8.39000
2007-01-01 8.70000
2007-02-01 8.66000
2007-03-01 8.28000
2007-04-01 8.28000
2007-05-01 8.50000
2007-06-01 9.02000
2007-07-01 9.03000
2007-08-01 9.13000
2007-09-01 9.31000
2007-10-01 9.77000
2007-11-01 10.22000
2007-12-01 10.48000
2008-01-01 10.37000
2008-02-01 10.28000
2008-03-01 10.14000
2008-04-01 10.25000
2008-05-01 11.55000
2008-06-01 11.47000
2008-07-01 11.37000
2008-08-01 11.34000
2008-09-01 11.14000
2008-10-01 10.91000
2008-11-01 10.80000
2008-12-01 10.87000
2009-01-01 10.65620
2009-02-01 9.22420
2009-03-01 8.62240
2009-04-01 8.28000
2009-05-01 7.67880
2009-06-01 7.22640
2009-07-01 7.38670
2009-08-01 7.16160
2009-09-01 6.93920
2009-10-01 6.94192
2009-11-01 7.01000
2009-12-01 7.07000
2010-01-01 7.11000
2010-02-01 7.08000
2010-03-01 6.95000
2010-04-01 6.59000
2010-05-01 6.58000
2010-06-01 6.54000
2010-07-01 6.48000
2010-08-01 6.42000
2010-09-01 6.08000
2010-10-01 5.97000
2010-11-01 5.65000
2010-12-01 5.59000
2011-01-01 5.54000
2011-02-01 5.53000
2011-03-01 5.50000
2011-04-01 5.46000
2011-05-01 5.45000
2011-06-01 5.46000
2011-07-01 5.49000
2011-08-01 5.49000
2011-09-01 5.49000
2011-10-01 5.49000
2011-11-01 5.49000
2011-12-01 5.45000
2012-01-01 5.47000
2012-02-01 5.50000
2012-03-01 5.54000
2012-04-01 5.57000
2012-05-01 5.56000
2012-06-01 5.58000
2012-07-01 5.38000
2012-08-01 5.05000
2012-09-01 4.94000
2012-10-01 4.94000
2012-11-01 4.93000
2012-12-01 4.99000
2013-01-01 5.06000
2013-02-01 5.04000
2013-03-01 5.05000
2013-04-01 5.11000
2013-05-01 5.03000
2013-06-01 5.12000
2013-07-01 5.12000
2013-08-01 5.09000
2013-09-01 5.06000
2013-10-01 5.04000
2013-11-01 5.07000
2013-12-01 5.14000
2014-01-01 5.23000
2014-02-01 5.56000
2014-03-01 5.73000
2014-04-01 5.73000
2014-05-01 5.74000
2014-06-01 5.79000
2014-07-01 6.03000
2014-08-01 6.01000
2014-09-01 6.00000
2014-10-01 5.90000
2014-11-01 5.83000
2014-12-01 6.04000
2015-01-01 6.01000
2015-02-01 5.89000
2015-03-01 5.80000
2015-04-01 5.79000
2015-05-01 5.72000
2015-06-01 5.76000
2015-07-01 6.03000
2015-08-01 6.16000
2015-09-01 6.24000
2015-10-01 6.15000
2015-11-01 6.33000
2015-12-01 6.74000
2016-01-01 6.86000
2016-02-01 6.93000
2016-03-01 7.04000
2016-04-01 7.18000
2016-05-01 7.16000
2016-06-01 7.19000
2016-07-01 7.35000
2016-08-01 7.30000
2016-09-01 7.29000
2016-10-01 7.34000
2016-11-01 7.48000
2016-12-01 7.61000
2017-01-01 7.46000
2017-02-01 7.26000
2017-03-01 7.23000
2017-04-01 7.41000
2017-05-01 7.43000
2017-06-01 7.34000
2017-07-01 7.33000
2017-08-01 7.17000
2017-09-01 7.10000
2017-10-01 7.25000
2017-11-01 7.45000
2017-12-01 7.54000
2018-01-01 7.32000
2018-02-01 7.12000
2018-03-01 7.06000
2018-04-01 6.98000
2018-05-01 7.01000
2018-06-01 7.03000
2018-07-01 7.07000
2018-08-01 7.12000
2018-09-01 7.14000
2018-10-01 7.19000