Monthly Percent
1985-01-01 12.50
1985-02-01 12.74
1985-03-01 12.81
1985-04-01 12.87
1985-05-01 12.87
1985-06-01 12.92
1985-07-01 13.01
1985-08-01 13.00
1985-09-01 12.99
1985-10-01 12.97
1985-11-01 13.00
1985-12-01 13.26
1986-01-01 13.49
1986-02-01 13.48
1986-03-01 13.37
1986-04-01 13.05
1986-05-01 13.02
1986-06-01 13.27
1986-07-01 13.35
1986-08-01 13.35
1986-09-01 13.21
1986-10-01 13.12
1986-11-01 13.25
1986-12-01 13.63
1987-01-01 13.55
1987-02-01 13.41
1987-03-01 13.40
1987-04-01 13.38
1987-05-01 13.43
1987-06-01 13.46
1987-07-01 13.43
1987-08-01 13.27
1987-09-01 12.77
1987-10-01 12.95
1987-11-01 13.27
1987-12-01 13.34
1988-01-01 13.38
1988-02-01 13.33
1988-03-01 13.25
1988-04-01 13.18
1988-05-01 13.06
1988-06-01 12.81
1988-07-01 12.75
1988-08-01 12.85
1988-09-01 12.90
1988-10-01 12.78
1988-11-01 12.49
1988-12-01 11.97
1989-01-01 11.33
1989-02-01 10.77
1989-03-01 10.79
1989-04-01 10.78
1989-05-01 10.59
1989-06-01 10.77
1989-07-01 10.83
1989-08-01 10.83
1989-09-01 10.62
1989-10-01 10.66
1989-11-01 10.95
1989-12-01 10.99
1990-01-01 10.72
1990-02-01 10.57
1990-03-01 10.70
1990-04-01 10.94
1990-05-01 10.80
1990-06-01 10.76
1990-07-01 10.66
1990-08-01 10.58
1990-09-01 10.57
1990-10-01 10.61
1990-11-01 10.64
1990-12-01 10.61
1991-01-01 10.57
1991-02-01 10.45
1991-03-01 10.40
1991-04-01 10.17
1991-05-01 9.89
1991-06-01 9.77
1991-07-01 9.75
1991-08-01 9.71
1991-09-01 9.75
1991-10-01 9.88
1991-11-01 9.83
1991-12-01 9.79
1992-01-01 9.52
1992-02-01 9.32
1992-03-01 9.34
1992-04-01 9.38
1992-05-01 9.37
1992-06-01 9.46
1992-07-01 9.55
1992-08-01 9.87
1992-09-01 10.24
1992-10-01 10.20
1992-11-01 9.61
1992-12-01 9.42
1993-01-01 8.93
1993-02-01 8.39
1993-03-01 7.67
1993-04-01 7.40
1993-05-01 7.12
1993-06-01 6.81
1993-07-01 6.65
1993-08-01 6.16
1993-09-01 6.10
1993-10-01 5.90
1993-11-01 5.75
1993-12-01 5.69
1994-01-01 5.56
1994-02-01 5.55
1994-03-01 6.11
1994-04-01 6.59
1994-05-01 7.23
1994-06-01 8.08
1994-07-01 7.70
1994-08-01 8.15
1994-09-01 8.90
1994-10-01 8.71
1994-11-01 8.63
1994-12-01 8.02
1995-01-01 8.16
1995-02-01 8.00
1995-03-01 7.98
1995-04-01 7.75
1995-05-01 7.47
1995-06-01 7.55
1995-07-01 7.57
1995-08-01 7.41
1995-09-01 7.08
1995-10-01 6.96
1995-11-01 6.70
1995-12-01 6.46
1996-01-01 6.39
1996-02-01 6.79
1996-03-01 6.85
1996-04-01 6.71
1996-05-01 6.90
1996-06-01 7.05
1996-07-01 7.02
1996-08-01 6.97
1996-09-01 7.02
1996-10-01 6.75
1996-11-01 6.50
1996-12-01 6.33
1997-01-01 6.03
1997-02-01 5.65
1997-03-01 5.94
1997-04-01 6.19
1997-05-01 6.03
1997-06-01 5.95
1997-07-01 5.95
1997-08-01 6.06
1997-09-01 5.89
1997-10-01 5.75
1997-11-01 5.72
1997-12-01 5.50
1998-01-01 5.33
1998-02-01 5.29
1998-03-01 5.28
1998-04-01 5.33
1998-05-01 5.50
1998-06-01 5.47
1998-07-01 5.40
1998-08-01 5.47
1998-09-01 5.44
1998-10-01 5.48
1998-11-01 5.48
1998-12-01 5.33
1999-01-01 5.01
1999-02-01 4.75
1999-03-01 4.92
1999-04-01 4.69
1999-05-01 4.98
1999-06-01 5.45
1999-07-01 5.81
1999-08-01 5.97
1999-09-01 6.03
1999-10-01 6.27
1999-11-01 6.02
1999-12-01 6.07
2000-01-01 6.36
2000-02-01 6.33
2000-03-01 6.14
2000-04-01 6.09
2000-05-01 6.25
2000-06-01 6.09
2000-07-01 6.22
2000-08-01 6.18
2000-09-01 6.34
2000-10-01 6.37
2000-11-01 6.24
2000-12-01 6.01
2001-01-01 5.95
2001-02-01 5.96
2001-03-01 6.01
2001-04-01 6.22
2001-05-01 6.48
2001-06-01 6.59
2001-07-01 6.65
2001-08-01 6.45
2001-09-01 6.40
2001-10-01 6.10
2001-11-01 5.86
2001-12-01 6.17
2002-01-01 6.23
2002-02-01 6.35
2002-03-01 6.63
2002-04-01 6.71
2002-05-01 6.77
2002-06-01 6.78
2002-07-01 6.56
2002-08-01 6.31
2002-09-01 6.06
2002-10-01 6.16
2002-11-01 6.12
2002-12-01 5.93
2003-01-01 5.68
2003-02-01 5.32
2003-03-01 5.25
2003-04-01 5.31
2003-05-01 4.97
2003-06-01 4.50
2003-07-01 4.90
2003-08-01 5.01
2003-09-01 4.91
2003-10-01 4.94
2003-11-01 4.97
2003-12-01 4.78
2004-01-01 4.54
2004-02-01 4.29
2004-03-01 4.12
2004-04-01 4.67
2004-05-01 4.91
2004-06-01 4.72
2004-07-01 4.47
2004-08-01 4.29
2004-09-01 4.23
2004-10-01 4.19
2004-11-01 4.05
2004-12-01 3.94
2005-01-01 3.90
2005-02-01 3.77
2005-03-01 4.02
2005-04-01 3.87
2005-05-01 3.70
2005-06-01 3.55
2005-07-01 3.56
2005-08-01 3.62
2005-09-01 3.49
2005-10-01 3.68
2005-11-01 3.96
2005-12-01 3.83
2006-01-01 3.65
2006-02-01 3.72
2006-03-01 3.84
2006-04-01 4.07
2006-05-01 4.17
2006-06-01 4.26
2006-07-01 4.31
2006-08-01 4.20
2006-09-01 4.12
2006-10-01 4.18
2006-11-01 4.16
2006-12-01 4.24
2007-01-01 4.39
2007-02-01 4.52
2007-03-01 4.45
2007-04-01 4.71
2007-05-01 4.88
2007-06-01 5.19
2007-07-01 5.10
2007-08-01 4.91
2007-09-01 4.81
2007-10-01 4.91
2007-11-01 4.76
2007-12-01 4.66
2008-01-01 4.52
2008-02-01 4.39
2008-03-01 4.28
2008-04-01 4.50
2008-05-01 4.63
2008-06-01 4.94
2008-07-01 4.94
2008-08-01 4.69
2008-09-01 4.49
2008-10-01 4.17
2008-11-01 4.18
2008-12-01 3.77
2009-01-01 3.69
2009-02-01 3.75
2009-03-01 3.81
2009-04-01 3.90
2009-05-01 4.12
2009-06-01 4.23
2009-07-01 4.05
2009-08-01 4.17
2009-09-01 4.17
2009-10-01 4.07
2009-11-01 4.04
2009-12-01 3.98
2010-01-01 4.08
2010-02-01 3.87
2010-03-01 3.85
2010-04-01 3.84
2010-05-01 3.46
2010-06-01 3.36
2010-07-01 3.33
2010-08-01 3.12
2010-09-01 3.30
2010-10-01 3.24
2010-11-01 3.28
2010-12-01 3.61
2011-01-01 3.75
2011-02-01 3.81
2011-03-01 3.77
2011-04-01 3.79
2011-05-01 3.48
2011-06-01 3.36
2011-07-01 3.24
2011-08-01 2.60
2011-09-01 2.36
2011-10-01 2.59
2011-11-01 2.49
2011-12-01 2.38
2012-01-01 2.22
2012-02-01 2.40
2012-03-01 2.48
2012-04-01 2.34
2012-05-01 2.05
2012-06-01 1.94
2012-07-01 1.73
2012-08-01 1.92
2012-09-01 2.07
2012-10-01 1.98
2012-11-01 2.01
2012-12-01 2.08
2013-01-01 2.31
2013-02-01 2.49
2013-03-01 2.24
2013-04-01 2.07
2013-05-01 2.10
2013-06-01 2.40
2013-07-01 2.61
2013-08-01 2.84
2013-09-01 3.12
2013-10-01 2.95
2013-11-01 2.86
2013-12-01 2.94
2014-01-01 2.95
2014-02-01 2.85
2014-03-01 2.94
2014-04-01 2.88
2014-05-01 2.73
2014-06-01 2.61
2014-07-01 2.43
2014-08-01 2.36
2014-09-01 2.40
2014-10-01 2.21
2014-11-01 2.05
2014-12-01 1.77
2015-01-01 1.45
2015-02-01 1.39
2015-03-01 1.54
2015-04-01 1.44
2015-05-01 1.65
2015-06-01 1.77
2015-07-01 1.70
2015-08-01 1.49
2015-09-01 1.60
2015-10-01 1.57
2015-11-01 1.63
2015-12-01 1.55
2016-01-01 1.45
2016-02-01 1.39
2016-03-01 1.33
2016-04-01 1.30
2016-05-01 1.40
2016-06-01 1.17
2016-07-01 0.96
2016-08-01 1.07
2016-09-01 1.23
2016-10-01 1.34
2016-11-01 1.58
2016-12-01 1.76
2017-01-01 1.69
2017-02-01 1.74
2017-03-01 1.77
2017-04-01 1.61
2017-05-01 1.59
2017-06-01 1.53
2017-07-01 1.69
2017-08-01 1.62
2017-09-01 1.59
2017-10-01 1.66
2017-11-01 1.59
2017-12-01 1.57
2018-01-01 1.74
2018-02-01 1.98
2018-03-01 1.99
2018-04-01 1.93
2018-05-01 1.89
2018-06-01 1.82
2018-07-01 1.76
2018-08-01 1.77
2018-09-01 1.90
2018-10-01 2.00