Quarterly Percent
1999-07-01 67.1200046426047
1999-10-01 67.7006785298746
2000-01-01 66.1561292985532
2000-04-01 67.8421818689341
2000-07-01 66.4744378861882
2000-10-01 66.9938654423498
2001-01-01 66.1728683998048
2001-04-01 66.7266057012510
2001-07-01 66.2233033302455
2001-10-01 66.6476195099519
2002-01-01 64.4492603195643
2002-04-01 65.6270836222846
2002-07-01 65.5703164441459
2002-10-01 66.6323364986868
2003-01-01 65.1790334504230
2003-04-01 66.5913646145119
2003-07-01 65.2914707013826
2003-10-01 65.7581427745744
2004-01-01 64.4578085880918
2004-04-01 65.4186867458290
2004-07-01 64.9613474362190
2004-10-01 65.2270096156073
2005-01-01 65.2111977037320
2005-04-01 66.9616603279137
2005-07-01 66.7965725633702
2005-10-01 68.6836964253069
2006-01-01 68.2402055315927
2006-04-01 69.7139574396732
2006-07-01 69.4717843241314
2006-10-01 70.8866079779628
2007-01-01 69.8982563546784
2007-04-01 71.1645561714316
2007-07-01 70.7548884092984
2007-10-01 72.2539717347680
2008-01-01 72.1559454027670
2008-04-01 72.4103945998664
2008-07-01 72.9069405734487
2008-10-01 75.4074489209738
2009-01-01 74.9629903470904
2009-04-01 74.1715992669683
2009-07-01 73.2730878289846
2009-10-01 75.2328044832422
2010-01-01 73.9937367578578
2010-04-01 74.3024576835211
2010-07-01 73.9951405980043
2010-10-01 75.3831264336300
2011-01-01 74.3744582280356
2011-04-01 75.1445173889607
2011-07-01 74.5761754755321
2011-10-01 75.6902460550819
2012-01-01 73.9983622621840
2012-04-01 73.4749087165787
2012-07-01 72.9883257155076
2012-10-01 74.1884310629458
2013-01-01 73.8278355703311
2013-04-01 73.9610516972118
2013-07-01 73.0671287195687
2013-10-01 73.5484713678358
2014-01-01 71.5609675204279
2014-04-01 72.1966144725579
2014-07-01 70.5157575626660
2014-10-01 71.9241800446013
2015-01-01 70.1975418148713
2015-04-01 69.8872484917420
2015-07-01 69.7366017257362
2015-10-01 70.6952670776420
2016-01-01 69.8624864344431
2016-04-01 69.6518896356022
2016-07-01 69.1521701774853
2016-10-01 70.7139110045869
2017-01-01 69.7923170012526
2017-04-01 68.7841179583747
2017-07-01 69.1325631484981
2017-10-01 71.1491107743595
2018-01-01 70.1945765780031
2018-04-01 70.8353535047804
2018-07-01 70.4405984096368