Quarter Index 2015=100, Seasonally Adjusted 1980-01-01 31.1180549291639 1980-04-01 31.1344674053924 1980-07-01 30.6772627104567 1980-10-01 31.2962475282158 1981-01-01 31.8355146042938 1981-04-01 32.6233134632600 1981-07-01 34.1449844735846 1981-10-01 34.0465096162138 1982-01-01 34.3864823380891 1982-04-01 34.8530655908696 1982-07-01 34.4615108008478 1982-10-01 34.7428675361928 1983-01-01 35.2680667755036 1983-04-01 35.7416839466678 1983-07-01 36.1215155393836 1983-10-01 37.6713222232427 1984-01-01 38.1543179522517 1984-04-01 37.8354469855273 1984-07-01 39.6314408128133 1984-10-01 39.8119780513264 1985-01-01 40.9819531424696 1985-04-01 41.3547508168018 1985-07-01 41.5212202185476 1985-10-01 41.2820669935043 1986-01-01 40.4966127739994 1986-04-01 40.5411609237623 1986-07-01 40.0370634396024 1986-10-01 39.8330798064773 1987-01-01 39.8471476432445 1987-04-01 40.4028271955510 1987-07-01 41.0780833603792 1987-10-01 41.6009379602287 1988-01-01 41.9502892399488 1988-04-01 42.6583703572339 1988-07-01 43.8564811219116 1988-10-01 44.6794495727960 1989-01-01 46.2386348144999 1989-04-01 47.4625366132509 1989-07-01 47.3968867083370 1989-10-01 48.4472851869586 1990-01-01 48.6067206703208 1990-04-01 48.8107043034460 1990-07-01 49.2866661140714 1990-10-01 49.9478544421322 1991-01-01 49.9924025918952 1991-04-01 50.2151433407101 1991-07-01 50.4120930554516 1991-10-01 50.6793819540294 1992-01-01 51.5117289627586 1992-04-01 50.8106817638571 1992-07-01 50.3652002662274 1992-10-01 49.7110458565502 1993-01-01 48.6301670649329 1993-04-01 48.5574832416354 1993-07-01 48.8529078137477 1993-10-01 49.2491518826920 1994-01-01 49.8235885506882 1994-04-01 51.2327168668747 1994-07-01 51.8493570451726 1994-10-01 53.4249547631050 1995-01-01 55.8390327496145 1995-04-01 56.1423558904766 1995-07-01 55.6735837636898 1995-10-01 55.5081347777650 1996-01-01 55.1772368059154 1996-04-01 56.1147810594892 1996-07-01 56.5284035243011 1996-10-01 57.7416960877495 1997-01-01 58.0174443976242 1997-04-01 59.2307369610726 1997-07-01 60.6094785104458 1997-10-01 61.6297472569820 1998-01-01 62.1812438767312 1998-04-01 62.5121418485808 1998-07-01 62.3191180316686 1998-10-01 61.3264241161199 1999-01-01 61.5194479330321 1999-04-01 62.2363935387062 1999-07-01 64.0011827219039 1999-10-01 65.6832474121392 2000-01-01 66.7020872865275 2000-04-01 69.1005692599620 2000-07-01 70.9525616698292 2000-10-01 72.1366223908918 2001-01-01 72.3491461100569 2001-04-01 72.1366223908918 2001-07-01 71.4383301707780 2001-10-01 70.0113851992410 2002-01-01 70.8918406072106 2002-04-01 70.8311195445920 2002-07-01 71.3776091081594 2002-10-01 71.7115749525617 2003-01-01 71.6508538899431 2003-04-01 70.4667931688804 2003-07-01 70.7096774193548 2003-10-01 72.1973434535104 2004-01-01 72.7134724857685 2004-04-01 74.2618595825427 2004-07-01 74.6565464895636 2004-10-01 75.6888045540797 2005-01-01 76.2049335863378 2005-04-01 77.1461100569260 2005-07-01 79.1802656546489 2005-10-01 80.9108159392789 2006-01-01 82.0645161290322 2006-04-01 84.6755218216319 2006-07-01 85.9810246679317 2006-10-01 87.8633776091081 2007-01-01 88.9563567362429 2007-04-01 89.8975332068311 2007-07-01 90.8387096774193 2007-10-01 92.1745730550284 2008-01-01 94.9373814041746 2008-04-01 94.4516129032258 2008-07-01 93.5711574952561 2008-10-01 85.3434535104364 2009-01-01 74.3225806451613 2009-04-01 73.7457305502846 2009-07-01 75.4762808349146 2009-10-01 76.8728652751423 2010-01-01 78.6337760910816 2010-04-01 82.2466793168880 2010-07-01 83.3092979127135 2010-10-01 86.4667931688804 2011-01-01 89.4724857685009 2011-04-01 90.0493358633776 2011-07-01 91.1119544592030 2011-10-01 90.2618595825427 2012-01-01 90.3529411764706 2012-04-01 89.8064516129032 2012-07-01 90.3833017077799 2012-10-01 88.6223908918406 2013-01-01 88.1669829222011 2013-04-01 88.1062618595825 2013-07-01 88.9259962049336 2013-10-01 88.7438330170778 2014-01-01 89.8671726755218 2014-04-01 89.2903225806452 2014-07-01 89.4117647058824 2014-10-01 88.9563567362429 2015-01-01 90.7476280834914 2015-04-01 91.9924098671727 2015-07-01 91.0208728652751 2015-10-01 90.5351043643264 2016-01-01 90.1100569259962 2016-04-01 90.1404174573055 2016-07-01 91.1119544592030 2016-10-01 93.1764705882353 2017-01-01 94.9981024667932 2017-04-01 95.7571157495256 2017-07-01 97.1537001897533 2017-10-01 99.4914611005692 2018-01-01 99.5218216318786 2018-04-01 100.3111954459200