Quarter	Percent
1995-01-01	53.9939878200000
1995-04-01	53.8074731200000
1995-07-01	54.5526686300000
1995-10-01	53.8715577700000
1996-01-01	53.2182577600000
1996-04-01	53.7563021000000
1996-07-01	54.0862107400000
1996-10-01	53.5550853700000
1997-01-01	53.0836411700000
1997-04-01	53.4138987500000
1997-07-01	54.1756198800000
1997-10-01	53.4018494600000
1998-01-01	53.2578173300000
1998-04-01	53.0695738500000
1998-07-01	53.8913431700000
1998-10-01	53.3944782800000
1999-01-01	53.2834021200000
1999-04-01	53.2740426700000
1999-07-01	54.1944927300000
1999-10-01	54.4563664000000
2000-01-01	53.4167642000000
2000-04-01	54.3234175800000
2000-07-01	55.0741061700000
2000-10-01	54.2660459400000
2001-01-01	53.7514512900000
2001-04-01	54.0276204600000
2001-07-01	55.0069300100000
2001-10-01	54.2803022100000
2002-01-01	53.9552015100000
2002-04-01	53.5473836700000
2002-07-01	54.4955489600000
2002-10-01	54.4515421800000
2003-01-01	54.1961641100000
2003-04-01	53.7373695100000
2003-07-01	54.9009808200000
2003-10-01	55.0295367400000
2004-01-01	54.8849210400000
2004-04-01	54.7826087000000
2004-07-01	55.2551876600000
2004-10-01	54.8101214200000
2005-01-01	54.5246207500000
2005-04-01	54.9218402900000
2005-07-01	55.6011258500000
2005-10-01	55.7672296500000
2006-01-01	55.1631409100000
2006-04-01	55.8447225900000
2006-07-01	55.7896607600000
2006-10-01	55.6145317300000
2007-01-01	55.8541980700000
2007-04-01	56.5090256900000
2007-07-01	56.7473175700000
2007-10-01	55.9815358500000
2008-01-01	56.4166185800000
2008-04-01	56.4749372700000
2008-07-01	56.6089543100000
2008-10-01	56.5318094700000
2009-01-01	56.8757921400000
2009-04-01	56.9522041800000
2009-07-01	57.0823860000000
2009-10-01	56.7623290300000
2010-01-01	56.4549293200000
2010-04-01	57.2364818000000
2010-07-01	57.9663789200000
2010-10-01	57.6895241500000
2011-01-01	57.0275189700000
2011-04-01	57.5935963200000
2011-07-01	57.6604906300000
2011-10-01	57.2094347000000
2012-01-01	62.9333333333333
2012-04-01	63.4000000000000
2012-07-01	64.2000000000000
2012-10-01	63.7333333333333
2013-01-01	63.7666666666667
2013-04-01	63.6000000000000
2013-07-01	63.9666666666667
2013-10-01	63.4666666666667
2014-01-01	64.0333333333333
2014-04-01	64.1333333333333
2014-07-01	64.5000000000000
2014-10-01	64.1666666666667
2015-01-01	63.7333333333333
2015-04-01	63.9333333333333
2015-07-01	64.5000000000000
2015-10-01	64.1333333333334
2016-01-01	63.8333333333333
2016-04-01	64.1000000000000
2016-07-01	64.5666666666667
2016-10-01	64.0333333333333
2017-01-01	63.8666666666667
2017-04-01	64.1000000000000
2017-07-01	64.2000000000000
2017-10-01	63.9000000000000
2018-01-01	63.6666666666667
2018-04-01	63.9666666666667
2018-07-01	64.1333333333334