Quarter	Percent
1995-01-01	34.7658402200000
1995-04-01	34.8030798200000
1995-07-01	33.8383560100000
1995-10-01	34.9009765900000
1996-01-01	35.7567567600000
1996-04-01	35.4705661800000
1996-07-01	34.6750546500000
1996-10-01	35.4097145000000
1997-01-01	36.5538267500000
1997-04-01	36.4249490200000
1997-07-01	34.6301682900000
1997-10-01	35.6745909200000
1998-01-01	36.5982041500000
1998-04-01	35.8320069800000
1998-07-01	35.6364006900000
1998-10-01	36.9650787200000
1999-01-01	36.9186775700000
1999-04-01	37.0240831400000
1999-07-01	36.0432260900000
1999-10-01	36.0662180100000
2000-01-01	37.2016983100000
2000-04-01	36.0813704500000
2000-07-01	35.2887215100000
2000-10-01	36.6068437400000
2001-01-01	37.4519207900000
2001-04-01	36.3730863700000
2001-07-01	34.9323435400000
2001-10-01	36.7726230000000
2002-01-01	37.0163690500000
2002-04-01	37.3544631300000
2002-07-01	36.4718316300000
2002-10-01	36.5740952600000
2003-01-01	36.9885508400000
2003-04-01	37.5533170000000
2003-07-01	36.5348144100000
2003-10-01	36.6394032000000
2004-01-01	36.7815062000000
2004-04-01	36.3181412000000
2004-07-01	35.8683113000000
2004-10-01	36.9101743500000
2005-01-01	37.1400898100000
2005-04-01	36.6367418400000
2005-07-01	35.4434237500000
2005-10-01	36.2716574800000
2006-01-01	36.2241581100000
2006-04-01	35.5997075600000
2006-07-01	35.8105506400000
2006-10-01	35.7048411200000
2007-01-01	35.4244482200000
2007-04-01	35.1000929100000
2007-07-01	34.5180013500000
2007-10-01	35.4707826200000
2008-01-01	34.7120200300000
2008-04-01	34.7173732300000
2008-07-01	34.5975488600000
2008-10-01	35.1751133100000
2009-01-01	35.1614598100000
2009-04-01	34.7152967700000
2009-07-01	34.8344370900000
2009-10-01	35.4235863800000
2010-01-01	35.4437445200000
2010-04-01	34.2917112200000
2010-07-01	33.6236110000000
2010-10-01	34.8299159400000
2011-01-01	35.1528896500000
2011-04-01	33.9694656500000
2011-07-01	35.7938016400000
2011-10-01	37.1125674600000
2012-01-01	27.8000000000000
2012-04-01	27.1000000000000
2012-07-01	26.5333333333333
2012-10-01	27.0666666666667
2013-01-01	27.0000000000000
2013-04-01	27.4666666666667
2013-07-01	26.4333333333333
2013-10-01	27.1333333333333
2014-01-01	27.1000000000000
2014-04-01	27.2333333333333
2014-07-01	26.5333333333333
2014-10-01	26.7666666666667
2015-01-01	27.5333333333333
2015-04-01	26.9333333333333
2015-07-01	26.2666666666667
2015-10-01	27.0666666666667
2016-01-01	27.8333333333333
2016-04-01	27.2000000000000
2016-07-01	26.3666666666667
2016-10-01	27.6000000000000
2017-01-01	27.6666666666667
2017-04-01	27.1333333333333
2017-07-01	26.9333333333333
2017-10-01	27.8000000000000
2018-01-01	28.2666666666667
2018-04-01	28.1000000000000
2018-07-01	27.9333333333333