Quarter	Percent
1995-01-01	65.2341597800000
1995-04-01	65.1969201800000
1995-07-01	66.1616439900000
1995-10-01	65.0990234100000
1996-01-01	64.2432432400000
1996-04-01	64.5294338200000
1996-07-01	65.3249453500000
1996-10-01	64.5902855000000
1997-01-01	63.4461732500000
1997-04-01	63.5750509800000
1997-07-01	65.3698317100000
1997-10-01	64.3254090800000
1998-01-01	63.4017958500000
1998-04-01	64.1679930200000
1998-07-01	64.3635993100000
1998-10-01	63.0349212800000
1999-01-01	63.0813224300000
1999-04-01	62.9759168600000
1999-07-01	63.9567739100000
1999-10-01	63.9337819900000
2000-01-01	62.7983016900000
2000-04-01	63.9186295500000
2000-07-01	64.7112784900000
2000-10-01	63.3931562600000
2001-01-01	62.5480792100000
2001-04-01	63.6269136300000
2001-07-01	65.0676564600000
2001-10-01	63.2273770000000
2002-01-01	62.9836309500000
2002-04-01	62.6455368700000
2002-07-01	63.5281683700000
2002-10-01	63.4259047400000
2003-01-01	63.0114491600000
2003-04-01	62.4466830000000
2003-07-01	63.4651855900000
2003-10-01	63.3605968000000
2004-01-01	63.2184938000000
2004-04-01	63.6818588000000
2004-07-01	64.1316887000000
2004-10-01	63.0898256500000
2005-01-01	62.8599101900000
2005-04-01	63.3632581600000
2005-07-01	64.5565762500000
2005-10-01	63.7283425200000
2006-01-01	63.7758418900000
2006-04-01	64.4002924400000
2006-07-01	64.1894493600000
2006-10-01	64.2951588800000
2007-01-01	64.5755517800000
2007-04-01	64.8999070900000
2007-07-01	65.4819986500000
2007-10-01	64.5292173800000
2008-01-01	65.2879799700000
2008-04-01	65.2826267700000
2008-07-01	65.4024511400000
2008-10-01	64.8248866900000
2009-01-01	64.8385401900000
2009-04-01	65.2847032300000
2009-07-01	65.1655629100000
2009-10-01	64.5764136200000
2010-01-01	64.5562554800000
2010-04-01	65.7082887800000
2010-07-01	66.3763890000000
2010-10-01	65.1700840600000
2011-01-01	64.8471103500000
2011-04-01	66.0305343500000
2011-07-01	66.4093712400000
2011-10-01	64.8882035500000
2012-01-01	72.2000000000000
2012-04-01	72.9000000000000
2012-07-01	73.4666666666667
2012-10-01	72.9333333333334
2013-01-01	73.0000000000000
2013-04-01	72.5333333333333
2013-07-01	73.5666666666667
2013-10-01	72.8666666666667
2014-01-01	72.9000000000000
2014-04-01	72.7666666666667
2014-07-01	73.4666666666667
2014-10-01	73.2333333333333
2015-01-01	72.4666666666667
2015-04-01	73.0666666666667
2015-07-01	73.7333333333333
2015-10-01	72.9333333333333
2016-01-01	72.1666666666666
2016-04-01	72.8000000000000
2016-07-01	73.6333333333334
2016-10-01	72.4000000000000
2017-01-01	72.3333333333333
2017-04-01	72.8666666666666
2017-07-01	73.0666666666666
2017-10-01	72.2000000000000
2018-01-01	71.7333333333333
2018-04-01	71.9000000000000
2018-07-01	72.0666666666667