Quarter	Percent
1995-01-01	39.2892604372541
1995-04-01	33.4563023624478
1995-07-01	28.6490347271787
1995-10-01	38.9961486334304
1996-01-01	40.0553951291725
1996-04-01	34.5224623166380
1996-07-01	29.7931734325281
1996-10-01	39.4626035402616
1997-01-01	41.0228089225532
1997-04-01	35.4016376977735
1997-07-01	29.9572646586017
1997-10-01	39.0831417236954
1998-01-01	41.5110368299700
1998-04-01	35.3594950741303
1998-07-01	29.8137718815064
1998-10-01	39.5878050225567
1999-01-01	40.0317155604798
1999-04-01	33.6799807007341
1999-07-01	28.3466778640721
1999-10-01	36.8327116655440
2000-01-01	39.2912470814578
2000-04-01	33.4073789338688
2000-07-01	28.0046033011043
2000-10-01	35.9733967639773
2001-01-01	38.3253352485851
2001-04-01	32.7957290093165
2001-07-01	27.8924751851744
2001-10-01	36.8938796874981
2002-01-01	36.7785375173411
2002-04-01	31.6208854085371
2002-07-01	25.6985476061137
2002-10-01	34.9439797220148
2003-01-01	36.1477624292822
2003-04-01	30.5885879574564
2003-07-01	25.6072914145074
2003-10-01	35.0566032459828
2004-01-01	37.0133700652820
2004-04-01	31.2895605150114
2004-07-01	26.2808174130921
2004-10-01	35.0945820534968
2005-01-01	38.0935960470697
2005-04-01	33.1513221626902
2005-07-01	27.8755875967921
2005-10-01	36.7816063446783
2006-01-01	38.1394949252421
2006-04-01	33.3657189927112
2006-07-01	27.4847155769645
2006-10-01	36.0353320947812
2007-01-01	37.4640867570164
2007-04-01	31.2270887911686
2007-07-01	26.6429231355187
2007-10-01	34.8747462546252
2008-01-01	37.0074677932413
2008-04-01	30.6925969383543
2008-07-01	26.1130143715882
2008-10-01	34.7024009627573
2009-01-01	37.5548634301524
2009-04-01	32.3740016127256
2009-07-01	30.1902488404580
2009-10-01	38.2043882848384
2010-01-01	39.7941312051164
2010-04-01	33.7071098881961
2010-07-01	30.5253961142460
2010-10-01	39.2925296265977
2011-01-01	39.6827352355969
2011-04-01	34.1312444074317
2011-07-01	29.2738562811815
2011-10-01	38.5999449298480
2012-01-01	40.9851503689287
2012-04-01	34.6222453205564
2012-07-01	31.2832832608780
2012-10-01	39.7473198677810
2013-01-01	41.0025361189461
2013-04-01	34.2850228342917
2013-07-01	30.6281352480283
2013-10-01	38.7667917322487
2014-01-01	40.4260722761390
2014-04-01	35.4637717316933
2014-07-01	30.5650863416567
2014-10-01	38.4082090002148
2015-01-01	39.9432179695464
2015-04-01	33.6921457536860
2015-07-01	30.5359768038945
2015-10-01	39.6021218882705
2016-01-01	40.8734994396873
2016-04-01	35.1190622959420
2016-07-01	31.3501085497202
2016-10-01	38.8454528025939
2017-01-01	39.6343993169929
2017-04-01	34.6203119558054
2017-07-01	31.2678081542924
2017-10-01	39.0796720799213
2018-01-01	40.1918242420907
2018-04-01	34.6875265023236
2018-07-01	31.5940093687538