Monthly Percent
2007-01-01 77.76
2007-02-01 79.51
2007-03-01 76.99
2007-04-01 79.26
2007-05-01 78.32
2007-06-01 79.10
2007-07-01 78.77
2007-08-01 77.66
2007-09-01 78.18
2007-10-01 79.88
2007-11-01 79.55
2007-12-01 78.54
2008-01-01 78.71
2008-02-01 78.28
2008-03-01 79.66
2008-04-01 79.70
2008-05-01 78.72
2008-06-01 77.96
2008-07-01 78.19
2008-08-01 78.91
2008-09-01 78.52
2008-10-01 78.54
2008-11-01 78.96
2008-12-01 79.17
2009-01-01 79.00
2009-02-01 80.20
2009-03-01 80.57
2009-04-01 81.19
2009-05-01 81.14
2009-06-01 80.86
2009-07-01 80.89
2009-08-01 79.81
2009-09-01 80.01
2009-10-01 82.30
2009-11-01 81.45
2009-12-01 81.50
2010-01-01 81.72
2010-02-01 80.66
2010-03-01 80.33
2010-04-01 81.04
2010-05-01 80.88
2010-06-01 81.59
2010-07-01 81.13
2010-08-01 81.24
2010-09-01 81.31
2010-10-01 81.67
2010-11-01 81.43
2010-12-01 82.34
2011-01-01 81.44
2011-02-01 81.12
2011-03-01 81.54
2011-04-01 81.12
2011-05-01 81.74
2011-06-01 81.68
2011-07-01 81.48
2011-08-01 80.71
2011-09-01 81.37
2011-10-01 83.58
2011-11-01 82.53
2011-12-01 83.10
2012-01-01 81.84
2012-02-01 81.97
2012-03-01 82.23
2012-04-01 81.60
2012-05-01 82.39
2012-06-01 82.45
2012-07-01 82.02
2012-08-01 82.77
2012-09-01 81.43
2012-10-01 82.60
2012-11-01 82.02
2012-12-01 81.96
2013-01-01 82.16
2013-02-01 81.76
2013-03-01 80.92
2013-04-01 80.43
2013-05-01 82.43
2013-06-01 80.80
2013-07-01 81.35
2013-08-01 81.51
2013-09-01 81.27
2013-10-01 82.22
2013-11-01 81.38
2013-12-01 82.18
2014-01-01 81.75
2014-02-01 81.19
2014-03-01 80.90
2014-04-01 80.84
2014-05-01 81.78
2014-06-01 81.31
2014-07-01 81.14
2014-08-01 81.63
2014-09-01 81.71
2014-10-01 82.98
2014-11-01 82.28
2014-12-01 82.09
2015-01-01 81.68
2015-02-01 81.55
2015-03-01 81.05
2015-04-01 81.68
2015-05-01 81.70
2015-06-01 80.85
2015-07-01 81.79
2015-08-01 81.32
2015-09-01 80.57
2015-10-01 82.59
2015-11-01 82.20
2015-12-01 82.50
2016-01-01 81.58
2016-02-01 81.26
2016-03-01 80.18
2016-04-01 81.53
2016-05-01 80.31
2016-06-01 81.50
2016-07-01 80.33
2016-08-01 81.64
2016-09-01 80.38
2016-10-01 81.79
2016-11-01 81.46
2016-12-01 81.96
2017-01-01 81.77
2017-02-01 80.62
2017-03-01 80.51
2017-04-01 80.77
2017-05-01 80.75
2017-06-01 81.17
2017-07-01 80.69
2017-08-01 81.17
2017-09-01 80.33
2017-10-01 81.04
2017-11-01 81.54
2017-12-01 80.82
2018-01-01 80.39
2018-02-01 80.36
2018-03-01 80.06
2018-04-01 80.23
2018-05-01 80.70
2018-06-01 81.08
2018-07-01 80.76