Monthly Percent
1999-01-01 96.34
1999-02-01 99.47
1999-03-01 98.67
1999-04-01 110.55
1999-05-01 96.75
1999-06-01 64.73
1999-07-01 68.36
1999-08-01 75.88
1999-09-01 83.74
1999-10-01 86.87
1999-11-01 89.06
1999-12-01 78.09
2000-01-01 58.57
2000-02-01 51.06
2000-03-01 40.95
2000-04-01 41.12
2000-05-01 41.05
2000-06-01 37.82
2000-07-01 29.44
2000-08-01 25.68
2000-09-01 23.59
2000-10-01 23.80
2000-11-01 24.18
2000-12-01 24.70
2001-01-01 23.29
2001-02-01 21.97
2001-03-01 22.36
2001-04-01 20.96
2001-05-01 19.34
2001-06-01 18.81
2001-07-01 18.96
2001-08-01 18.58
2001-09-01 17.48
2001-10-01 17.34
2001-11-01 16.84
2001-12-01 16.67
2002-01-01 15.70
2002-02-01 15.10
2002-03-01 16.09
2002-04-01 17.05
2002-05-01 16.85
2002-06-01 16.56
2002-07-01 16.24
2002-08-01 16.28
2002-09-01 16.23
2002-10-01 15.39
2002-11-01 14.62
2002-12-01 13.78
2003-01-01 13.14
2003-02-01 10.89
2003-03-01 9.43
2003-04-01 8.93
2003-05-01 8.05
2003-06-01 7.74
2003-07-01 8.42
2003-08-01 8.43
2003-09-01 8.81
2003-10-01 8.59
2003-11-01 8.60
2003-12-01 8.35
2004-01-01 7.76
2004-02-01 8.16
2004-03-01 7.97
2004-04-01 8.35
2004-05-01 8.41
2004-06-01 8.48
2004-07-01 8.49
2004-08-01 8.52
2004-09-01 8.37
2004-10-01 8.28
2004-11-01 8.22
2004-12-01 8.46
2005-01-01 8.41
2005-02-01 8.38
2005-03-01 8.49
2005-04-01 8.53
2005-05-01 8.51
2005-06-01 8.50
2005-07-01 8.47
2005-08-01 8.21
2005-09-01 7.73
2005-10-01 7.58
2005-11-01 7.38
2005-12-01 7.10
2006-01-01 6.96
2006-02-01 7.01
2006-03-01 7.01
2006-04-01 7.04
2006-05-01 7.05
2006-06-01 7.06
2006-07-01 7.07
2006-08-01 7.02
2006-09-01 6.93
2006-10-01 6.91
2006-11-01 6.89
2006-12-01 6.77
2007-01-01 6.77
2007-02-01 6.77
2007-03-01 6.77
2007-04-01 6.73
2007-05-01 6.68
2007-06-01 6.68
2007-07-01 6.65
2007-08-01 6.71
2007-09-01 6.82
2007-10-01 6.70
2007-11-01 6.67
2007-12-01 6.66
2008-01-01 6.63
2008-02-01 6.83
2008-03-01 6.96
2008-04-01 6.96
2008-05-01 6.99
2008-06-01 6.98
2008-07-01 7.13
2008-08-01 7.56
2008-09-01 8.25
2008-10-01 8.73
2008-11-01 8.46
2008-12-01 8.80
2009-01-01 9.98
2009-02-01 10.09
2009-03-01 10.58
2009-04-01 10.12
2009-05-01 10.13
2009-06-01 9.70
2009-07-01 10.04
2009-08-01 10.11
2009-09-01 10.23
2009-10-01 9.59
2009-11-01 9.07
2009-12-01 8.85
2010-01-01 8.46
2010-02-01 8.25
2010-03-01 7.89
2010-04-01 7.55
2010-05-01 7.71
2010-06-01 7.63
2010-07-01 7.62
2010-08-01 7.65
2010-09-01 7.71
2010-10-01 7.67
2010-11-01 7.83
2010-12-01 8.01
2011-01-01 8.00
2011-02-01 8.00
2011-03-01 8.05
2011-04-01 7.95
2011-05-01 8.02
2011-06-01 8.14
2011-07-01 8.04
2011-08-01 8.19
2011-09-01 8.00
2011-10-01 7.97
2011-11-01 8.14
2011-12-01 8.23
2012-01-01 8.35
2012-02-01 8.06
2012-03-01 8.09
2012-04-01 8.18
2012-05-01 8.13
2012-06-01 8.26
2012-07-01 8.09
2012-08-01 8.17
2012-09-01 8.25
2012-10-01 8.21
2012-11-01 7.96
2012-12-01 8.10
2013-01-01 6.94
2013-02-01 6.99
2013-03-01 7.13
2013-04-01 7.05
2013-05-01 6.99
2013-06-01 7.35
2013-07-01 7.51
2013-08-01 7.56
2013-09-01 7.50
2013-10-01 7.53
2013-11-01 7.65
2013-12-01 7.77
2014-01-01 7.91
2014-02-01 7.80
2014-03-01 8.17
2014-04-01 8.18
2014-05-01 8.14
2014-06-01 8.12
2014-07-01 8.22
2014-08-01 8.57
2014-09-01 8.73
2014-10-01 8.88
2014-11-01 8.63
2014-12-01 10.22
2015-01-01 10.37
2015-02-01 10.51
2015-03-01 10.70
2015-04-01 10.00
2015-05-01 9.61
2015-06-01 9.13
2015-07-01 9.19
2015-08-01 12.16
2015-09-01 12.64
2015-10-01 12.27
2015-11-01 12.24
2015-12-01 11.82
2016-01-01 11.56
2016-02-01 11.25
2016-03-01 10.65
2016-04-01 10.61
2016-05-01 10.49
2016-06-01 10.30
2016-07-01 10.13
2016-08-01 10.12
2016-09-01 10.01
2016-10-01 10.08
2016-11-01 10.11
2016-12-01 9.95
2017-01-01 9.62
2017-02-01 9.77
2017-03-01 9.56
2017-04-01 9.33
2017-05-01 9.09
2017-06-01 8.99
2017-07-01 8.84
2017-08-01 8.74
2017-09-01 8.65
2017-10-01 8.59
2017-11-01 8.48
2017-12-01 8.25
2018-01-01 7.98
2018-02-01 7.85
2018-03-01 7.79
2018-04-01 7.81
2018-05-01 7.67
2018-06-01 7.62