Quarterly Percent
2005-01-01 66.2086121646792
2005-04-01 66.5945574470656
2005-07-01 64.8374803388060
2005-10-01 65.0875647709509
2006-01-01 66.1971442223589
2006-04-01 65.6214349179730
2006-07-01 63.9405540252894
2006-10-01 64.3145621323974
2007-01-01 65.3158468719176
2007-04-01 65.9656270402910
2007-07-01 64.9705961352218
2007-10-01 63.3479194301256
2008-01-01 65.5721987007988
2008-04-01 65.6673217289683
2008-07-01 65.5665059257738
2008-10-01 66.6050060599117
2009-01-01 67.9478560847083
2009-04-01 67.8912348783694
2009-07-01 65.3287925341786
2009-10-01 65.2675032707066
2010-01-01 67.1192455406484
2010-04-01 66.8974259006323
2010-07-01 65.3731535687471
2010-10-01 67.4182214261332
2011-01-01 68.6196945339626
2011-04-01 67.1632737427028
2011-07-01 66.3369030563789
2011-10-01 64.7949110803253
2012-01-01 67.9428152496720
2012-04-01 65.9323265084083
2012-07-01 64.9983848378362
2012-10-01 65.9327768547224
2013-01-01 68.4097980847513
2013-04-01 66.3861738611983
2013-07-01 66.8139542075369
2013-10-01 66.0910069771165
2014-01-01 68.1288943667437
2014-04-01 67.8441555436006
2014-07-01 67.3875715376353
2014-10-01 68.6058666374406
2015-01-01 69.8483140730911
2015-04-01 68.9923592326002
2015-07-01 67.7948881774846
2015-10-01 67.0799589893117
2016-01-01 70.0066612908881
2016-04-01 69.0510574676250
2016-07-01 67.4329866142146
2016-10-01 68.7674531222066
2017-01-01 69.9571968152776
2017-04-01 69.6550233531073
2017-07-01 68.7074547282788
2017-10-01 68.6694014028287
2018-01-01 70.4335304234931
2018-04-01 68.5178679963211