Quarter Index 2015=100, Seasonally Adjusted 1997-01-01 38.1422683403091 1997-04-01 39.7873926164226 1997-07-01 40.6307845286833 1997-10-01 41.6385433913255 1998-01-01 42.1425191910004 1998-04-01 43.1535799632890 1998-07-01 44.8675796470620 1998-10-01 43.8902883599780 1999-01-01 46.2779093570776 1999-04-01 46.8236147326927 1999-07-01 49.0414131577434 1999-10-01 50.2123256484436 2000-01-01 50.6759033497284 2000-04-01 52.0860565623291 2000-07-01 53.6124285849691 2000-10-01 54.2141419909519 2001-01-01 54.6567658555826 2001-04-01 55.3651387471026 2001-07-01 55.4964061837834 2001-10-01 56.3337869909640 2002-01-01 57.7043250416633 2002-04-01 58.0922739319122 2002-07-01 59.4117836347545 2002-10-01 59.8511479431551 2003-01-01 58.9577545593425 2003-04-01 59.4374234910663 2003-07-01 60.3205582433264 2003-10-01 63.3480455096230 2004-01-01 63.2593748172897 2004-04-01 64.3585608024320 2004-07-01 64.5799412622275 2004-10-01 65.9335651533203 2005-01-01 66.6609457468598 2005-04-01 68.0962499248341 2005-07-01 68.1407952429377 2005-10-01 69.8936893105300 2006-01-01 70.6379553598112 2006-04-01 70.9303864010976 2006-07-01 72.4310390416134 2006-10-01 72.5696530508168 2007-01-01 76.0444431652969 2007-04-01 75.2607137729064 2007-07-01 73.5677558279152 2007-10-01 76.7713487864140 2008-01-01 74.0650039971368 2008-04-01 72.6783043549506 2008-07-01 72.1732838212812 2008-10-01 69.4406104197253 2009-01-01 68.9090930358702 2009-04-01 69.0407449208285 2009-07-01 68.0763061888007 2009-10-01 67.7561091749134 2010-01-01 69.1200442439515 2010-04-01 69.7372108372315 2010-07-01 70.2354361243720 2010-10-01 69.8330872063177 2011-01-01 72.0374823251332 2011-04-01 72.3386940240483 2011-07-01 72.4310095769640 2011-10-01 72.3761275154790 2012-01-01 72.3131976547847 2012-04-01 72.7733539509860 2012-07-01 72.1608204206083 2012-10-01 72.4941098872198 2013-01-01 71.3293369512408 2013-04-01 73.2794418562180 2013-07-01 74.8796007673792 2013-10-01 74.1289667389552 2014-01-01 77.1704727508732 2014-04-01 80.1973372619558 2014-07-01 80.7334244606171 2014-10-01 81.2130377351843 2015-01-01 99.6062434154171 2015-04-01 98.8022970147043 2015-07-01 100.2234327722940 2015-10-01 100.5404360262920 2016-01-01 102.4479718871650 2016-04-01 103.0679416166390 2016-07-01 101.5282977451930 2016-10-01 111.7161687948430 2017-01-01 106.3263849449490 2017-04-01 110.1457596305430 2017-07-01 114.7565095598760 2017-10-01 117.7015617702750 2018-01-01 117.2028014410050 2018-04-01 120.1888920199610