Quarter Index 2015=100, Seasonally Adjusted 1988-01-01 31.2699864321925 1988-04-01 32.3711359653957 1988-07-01 33.5776000515901 1988-10-01 34.6417358163383 1989-01-01 35.4173475789248 1989-04-01 35.9078585851430 1989-07-01 36.5512103810444 1989-10-01 37.5692733415610 1990-01-01 38.3721146396141 1990-04-01 38.7805650893287 1990-07-01 39.2238529823594 1990-10-01 39.7376351116964 1991-01-01 40.5314345272772 1991-04-01 41.4125098373462 1991-07-01 41.5475371166469 1991-10-01 41.3485047645737 1992-01-01 41.5752392815241 1992-04-01 41.8665360615664 1992-07-01 41.7501005208031 1992-10-01 41.0739740017591 1993-01-01 40.0780042170073 1993-04-01 39.4593401201532 1993-07-01 39.5493764269930 1993-10-01 40.3401151367062 1994-01-01 41.5882601757794 1994-04-01 42.8449577173699 1994-07-01 44.2205948994070 1994-10-01 45.6709867306762 1995-01-01 46.4362281966042 1995-04-01 46.5873911872207 1995-07-01 46.7439279925083 1995-10-01 47.0094952296563 1996-01-01 47.7129959383560 1996-04-01 47.7544004645005 1996-07-01 48.3140946416961 1996-10-01 49.5796345913193 1997-01-01 49.8720930210352 1997-04-01 51.5009199250128 1997-07-01 52.7511946815476 1997-10-01 53.2441483010675 1998-01-01 54.3414705046746 1998-04-01 54.4669777435395 1998-07-01 55.0782088882000 1998-10-01 55.5317465224667 1999-01-01 55.7535563079471 1999-04-01 56.3726036257273 1999-07-01 57.8651058255199 1999-10-01 58.5449773606036 2000-01-01 60.6662576687343 2000-04-01 62.3179737379417 2000-07-01 63.6153278777127 2000-10-01 65.2461753560780 2001-01-01 66.9048180528514 2001-04-01 65.8715800908346 2001-07-01 65.7780053196426 2001-10-01 66.4036244324134 2002-01-01 66.0455737226617 2002-04-01 67.1636142060893 2002-07-01 66.4075423754337 2002-10-01 65.8795564314362 2003-01-01 67.8965085700476 2003-04-01 67.2981401062461 2003-07-01 68.6709454505964 2003-10-01 70.0516679967858 2004-01-01 71.6279353255289 2004-04-01 72.9205115461072 2004-07-01 74.5802557023335 2004-10-01 76.7326947459934 2005-01-01 75.1909989522028 2005-04-01 78.4110405071632 2005-07-01 79.0467230660314 2005-10-01 79.8305950433253 2006-01-01 80.6394827171864 2006-04-01 82.1330962328922 2006-07-01 83.5939912282061 2006-10-01 84.8164239481458 2007-01-01 86.6179138617927 2007-04-01 85.5505577620029 2007-07-01 88.5328516349702 2007-10-01 88.3302816602461 2008-01-01 89.1656117533214 2008-04-01 90.5621908802250 2008-07-01 86.9848920605774 2008-10-01 85.5322715637932 2009-01-01 77.9768190712209 2009-04-01 76.5997409512750 2009-07-01 77.6353370714494 2009-10-01 79.0031821520890 2010-01-01 82.8803342108889 2010-04-01 86.7161137770407 2010-07-01 88.8232402079962 2010-10-01 89.3871406296796 2011-01-01 91.8043242004459 2011-04-01 91.3857104695920 2011-07-01 92.6521473571143 2011-10-01 92.7023339895005 2012-01-01 93.8435223702441 2012-04-01 93.2939162802970 2012-07-01 92.4016946976290 2012-10-01 92.3929372325384 2013-01-01 91.6560091121498 2013-04-01 93.4644995768160 2013-07-01 94.5477245778954 2013-10-01 95.1936159656523 2014-01-01 96.1395330806190 2014-04-01 96.6932123528382 2014-07-01 96.1433228896538 2014-10-01 96.8440309820831 2015-01-01 98.1892998401116 2015-04-01 97.5292570392946 2015-07-01 100.8679506648920 2015-10-01 102.3923286577100 2016-01-01 101.5888152188970 2016-04-01 103.4696373184170 2016-07-01 102.8844346216330 2016-10-01 103.5835582880480 2017-01-01 106.6887351172910 2017-04-01 107.7471144457460 2017-07-01 108.5941096597380 2017-10-01 109.5705818020330 2018-01-01 109.3569528787080 2018-04-01 111.1990390887450 2018-07-01 110.5582779886410