Quarter	Percent, Seasonally Adjusted
1986-01-01	75.5336931883382
1986-04-01	74.8216163175497
1986-07-01	74.2801864393085
1986-10-01	72.9592296562454
1987-01-01	73.6258740445361
1987-04-01	72.2365445946532
1987-07-01	72.7395246006406
1987-10-01	71.6147838901196
1988-01-01	67.7330693352132
1988-04-01	67.2995277003360
1988-07-01	65.9902880265058
1988-10-01	64.1460039454213
1989-01-01	64.2278199472525
1989-04-01	62.5727143068674
1989-07-01	61.8310408668277
1989-10-01	63.3618882248896
1990-01-01	61.9849849579816
1990-04-01	62.5221949825520
1990-07-01	60.6812200371828
1990-10-01	60.4324894316348
1991-01-01	58.2799316720647
1991-04-01	56.9082188459139
1991-07-01	54.5947533505904
1991-10-01	55.0206108365233
1992-01-01	55.0994649066616
1992-04-01	55.0414148744751
1992-07-01	54.2901292086094
1992-10-01	55.0179705855862
1993-01-01	54.4035226442333
1993-04-01	55.0523536849898
1993-07-01	56.3522964021880
1993-10-01	56.3862301686020
1994-01-01	56.9258235662216
1994-04-01	57.7258757497510
1994-07-01	60.8484516752425
1994-10-01	59.5214666097950
1995-01-01	62.0342568460001
1995-04-01	62.5512126667791
1995-07-01	62.2026510892082
1995-10-01	62.8984164845146
1996-01-01	61.0797774582614
1996-04-01	62.1988785561651
1996-07-01	62.0151979702109
1996-10-01	60.7045892678928
1997-01-01	60.9330460800672
1997-04-01	59.7644381556858
1997-07-01	59.8374379725372
1997-10-01	59.6932532114199
1998-01-01	58.7800648733188
1998-04-01	57.4634409628468
1998-07-01	56.8140869701251
1998-10-01	54.7459196219426
1999-01-01	55.5112124098916
1999-04-01	55.0917518181879
1999-07-01	57.2294937446842
1999-10-01	58.1933350869938
2000-01-01	56.5999043241244
2000-04-01	55.3302179695380
2000-07-01	56.1623102864362
2000-10-01	56.8336300517404
2001-01-01	57.3450282620366
2001-04-01	57.2671642398317
2001-07-01	59.5408041247832
2001-10-01	57.9119485613162
2002-01-01	60.9500434520476
2002-04-01	58.1065045017835
2002-07-01	57.7073847137866
2002-10-01	58.6449671924998
2003-01-01	58.1409786159294
2003-04-01	58.3377561760298
2003-07-01	59.2494395597445
2003-10-01	58.3940577032638
2004-01-01	59.8025912354104
2004-04-01	59.7076324883234
2004-07-01	59.1036762278786
2004-10-01	60.5953916702462
2005-01-01	58.6938129963113
2005-04-01	59.5898377506857
2005-07-01	59.3364135343275
2005-10-01	59.8577816523964
2006-01-01	61.2118815306824
2006-04-01	61.4944149782864
2006-07-01	60.2706425484032
2006-10-01	60.7397203620679
2007-01-01	59.5798432653513
2007-04-01	60.8012426212898
2007-07-01	60.6368461331545
2007-10-01	60.3076998074614
2008-01-01	57.4584166115876
2008-04-01	59.2387114982442
2008-07-01	57.5062511945180
2008-10-01	58.1338741226658
2009-01-01	55.2712032162051
2009-04-01	55.7809360594316
2009-07-01	51.0868095847620
2009-10-01	51.9236057697806
2010-01-01	50.9232940685968
2010-04-01	50.6126800914526
2010-07-01	51.6361677866146
2010-10-01	51.1919798720333
2011-01-01	50.8824750879111
2011-04-01	50.4912403127026
2011-07-01	50.8830953815379
2011-10-01	50.4410343053713
2012-01-01	50.8017857997111
2012-04-01	51.2912017514294
2012-07-01	50.7729751813115
2012-10-01	48.3579218699665
2013-01-01	49.8737505466498
2013-04-01	50.3048799854780
2013-07-01	50.9455055585383
2013-10-01	52.4086709989819
2014-01-01	52.5646793045526
2014-04-01	53.9508853787342
2014-07-01	54.4912962903208
2014-10-01	54.7615872246491
2015-01-01	55.4623042727526
2015-04-01	55.4995955014048
2015-07-01	54.2351869024806
2015-10-01	54.6223846820588
2016-01-01	55.7670941892361
2016-04-01	56.7718254069075
2016-07-01	56.5989728010473
2016-10-01	56.7073528161996
2017-01-01	58.5473069503102
2017-04-01	56.0815270767520
2017-07-01	57.2612622875532
2017-10-01	57.4555606767806
2018-01-01	57.2982492329034
2018-04-01	57.4297620769852
2018-07-01	57.0867247333032