Quarter	Percent, Seasonally Adjusted
1960-01-01	84.8928606546403
1960-04-01	85.0849892749231
1960-07-01	84.9094489876186
1960-10-01	85.0962142266953
1961-01-01	85.1562738090550
1961-04-01	84.9597699603310
1961-07-01	84.9821982627677
1961-10-01	84.7899534375741
1962-01-01	84.7696291421715
1962-04-01	84.5672566009724
1962-07-01	84.1113483972741
1962-10-01	83.7844962803173
1963-01-01	83.1664266053878
1963-04-01	83.2901143548951
1963-07-01	83.1618650101172
1963-10-01	82.9781039791263
1964-01-01	82.6006773410698
1964-04-01	82.1640968265784
1964-07-01	81.9198216588194
1964-10-01	82.0456632991259
1965-01-01	81.9572401635884
1965-04-01	81.6709030705935
1965-07-01	81.7024100071322
1965-10-01	81.6851773352397
1966-01-01	82.0455211162376
1966-04-01	81.8907453423062
1966-07-01	81.5068678533893
1966-10-01	81.5514800491734
1967-01-01	81.5086559698621
1967-04-01	81.6829304343821
1967-07-01	82.0059149480305
1967-10-01	81.7002461300087
1968-01-01	82.0492470247899
1968-04-01	82.1062338760567
1968-07-01	82.3118127641324
1968-10-01	82.4690306043436
1969-01-01	81.9031233317156
1969-04-01	82.0678160147527
1969-07-01	82.0396192573178
1969-10-01	82.0060873145558
1970-01-01	81.9703464753810
1970-04-01	81.7484982576376
1970-07-01	81.9853397913476
1970-10-01	81.9855900432410
1971-01-01	82.4390304764614
1971-04-01	82.4454608255003
1971-07-01	82.1072049167239
1971-10-01	82.2992442428654
1972-01-01	82.3393521734650
1972-04-01	82.2982347516942
1972-07-01	82.3335866079672
1972-10-01	81.9946732065297
1973-01-01	82.2216135547024
1973-04-01	82.2484338961804
1973-07-01	82.4051565752287
1973-10-01	82.2733936679071
1974-01-01	82.1104253849794
1974-04-01	82.1473224094014
1974-07-01	81.9321265920125
1974-10-01	81.8871281514892
1975-01-01	81.4778953268793
1975-04-01	81.3551915955247
1975-07-01	81.5088409274090
1975-10-01	81.9211595096226
1976-01-01	81.7520846331191
1976-04-01	81.2590945174824
1976-07-01	81.1947594049075
1976-10-01	81.1402821390237
1977-01-01	81.0220812720956
1977-04-01	80.6794271843594
1977-07-01	80.8111307002941
1977-10-01	80.6090481868294
1978-01-01	80.7286646205488
1978-04-01	80.8466952782363
1978-07-01	80.4411162276026
1978-10-01	80.4368269320547
1979-01-01	80.2632701753662
1979-04-01	80.5608909745473
1979-07-01	80.5784336394190
1979-10-01	80.3714157494783
1980-01-01	80.1379485484737
1980-04-01	80.0092718065668
1980-07-01	80.1570939051208
1980-10-01	80.2793308742620
1981-01-01	80.4898290003357
1981-04-01	80.1651292171782
1981-07-01	80.1006784935070
1981-10-01	79.7670401692056
1982-01-01	79.7963433463662
1982-04-01	79.9579172977242
1982-07-01	79.7132799203431
1982-10-01	79.9051096413942
1983-01-01	79.9835648127636
1983-04-01	79.9983968074398
1983-07-01	79.7347576968069
1983-10-01	79.5674761574343
1984-01-01	79.3934652809925
1984-04-01	79.2642230589512
1984-07-01	79.2058362267390
1984-10-01	79.1186462637980
1985-01-01	78.9019377738697
1985-04-01	78.6184001894261
1985-07-01	78.4830284890383
1985-10-01	78.4135199011164
1986-01-01	78.3263380460982
1986-04-01	78.2778725474400
1986-07-01	78.3268039166658
1986-10-01	78.0738008876472
1987-01-01	77.9125764614423
1987-04-01	77.7840392013399
1987-07-01	77.8265492676964
1987-10-01	77.6743315982085
1988-01-01	77.5965214987078
1988-04-01	77.5956371104449
1988-07-01	77.5038075696356
1988-10-01	77.3646988193104
1989-01-01	77.3187823715345
1989-04-01	77.4450408291337
1989-07-01	77.4234526481459
1989-10-01	77.4387767543402
1990-01-01	77.3621105775004
1990-04-01	77.5431012466238
1990-07-01	77.5997019715588
1990-10-01	77.8412446688668
1991-01-01	77.9047948292894
1991-04-01	77.9817220996980
1991-07-01	78.0125697696007
1991-10-01	77.9891061001286
1992-01-01	78.3425297606895
1992-04-01	78.0329377767602
1992-07-01	78.0209642693766
1992-10-01	78.2133720546576
1993-01-01	78.1266263699760
1993-04-01	78.1562696798087
1993-07-01	78.0467249170055
1993-10-01	78.2104150567454
1994-01-01	77.9819608925492
1994-04-01	77.9509435266570
1994-07-01	77.9032232946384
1994-10-01	77.6896744304992
1995-01-01	77.5996021718145
1995-04-01	77.5584640901064
1995-07-01	77.9097560988820
1995-10-01	77.7163227673487
1996-01-01	77.6142675477283
1996-04-01	77.7330097597776
1996-07-01	77.9825956080474
1996-10-01	77.8829127449463
1997-01-01	78.0267111491890
1997-04-01	78.0764498831168
1997-07-01	77.7249146510523
1997-10-01	77.5327859581298
1998-01-01	77.4953450232098
1998-04-01	77.5597791856260
1998-07-01	77.2494694777424
1998-10-01	77.1921918079621
1999-01-01	77.2352224551759
1999-04-01	77.0532521525107
1999-07-01	76.9593712078227
1999-10-01	76.9064455429254
2000-01-01	76.6700844838562
2000-04-01	76.3666491522961
2000-07-01	76.3741104700267
2000-10-01	76.6128356382242
2001-01-01	76.1313301003114
2001-04-01	75.8544730910058
2001-07-01	75.6514264132399
2001-10-01	75.4056866266572
2002-01-01	75.1702986789485
2002-04-01	74.7841199386905
2002-07-01	74.7984824812663
2002-10-01	74.4189653572323
2003-01-01	74.4223744175692
2003-04-01	74.4372738355504
2003-07-01	74.0138165228888
2003-10-01	73.9116747516595
2004-01-01	73.6796169669051
2004-04-01	73.6038613988754
2004-07-01	73.4873414153978
2004-10-01	73.3562752777938
2005-01-01	73.3655197588629
2005-04-01	73.2802317688263
2005-07-01	73.4110384838464
2005-10-01	73.4339906784812
2006-01-01	73.3107868188016
2006-04-01	73.2097724769175
2006-07-01	73.2753758301040
2006-10-01	73.2604031983850
2007-01-01	73.3124771151526
2007-04-01	73.3262656178770
2007-07-01	73.1842686112624
2007-10-01	73.0996902915342
2008-01-01	72.9615165617102
2008-04-01	73.0072962619052
2008-07-01	72.7685483906982
2008-10-01	72.7504510185502
2009-01-01	72.4536904382501
2009-04-01	72.2284364901815
2009-07-01	72.0385380556301
2009-10-01	71.8538272544282
2010-01-01	71.9189018069511
2010-04-01	71.7988702175997
2010-07-01	71.8377415233836
2010-10-01	71.6105249702837
2011-01-01	71.5891988939770
2011-04-01	71.3717446702716
2011-07-01	71.1309601004516
2011-10-01	71.1684036387109
2012-01-01	71.0086402803342
2012-04-01	70.7952425878294
2012-07-01	70.7144252308056
2012-10-01	70.6679624460750
2013-01-01	70.6054423299798
2013-04-01	70.6325017940713
2013-07-01	70.5783582089552
2013-10-01	70.5293276108727
2014-01-01	70.4385357804561
2014-04-01	70.5871468525235
2014-07-01	70.5436024300962
2014-10-01	70.2736404326596
2015-01-01	70.5055646617274
2015-04-01	70.2480803951444
2015-07-01	70.3431734144228
2015-10-01	70.3885629470903
2016-01-01	70.3498886622877
2016-04-01	70.4953695071166
2016-07-01	70.4898625926864
2016-10-01	70.6781786291374
2017-01-01	70.4953695071166
2017-04-01	70.5520356182327
2017-07-01	70.6657558898934
2017-10-01	70.5315460611036
2018-01-01	71.0367543475517
2018-04-01	71.2579469453978
2018-07-01	71.0676974694855