Month Growth Rate Same Period Previous Year 1975-11-01 15.854956058183000 1975-12-01 15.854956058183000 1976-01-01 15.864822966123400 1976-02-01 15.864822966123400 1976-03-01 15.864822966123400 1976-04-01 12.721937979304500 1976-05-01 12.721937979304500 1976-06-01 12.721937979304500 1976-07-01 16.332249160136300 1976-08-01 16.332249160136300 1976-09-01 16.332249160136300 1976-10-01 20.936492164031200 1976-11-01 21.004566210045700 1976-12-01 21.004566210045700 1977-01-01 18.103448275862100 1977-02-01 18.103448275862100 1977-03-01 18.103448275862100 1977-04-01 16.194331983805700 1977-05-01 16.194331983805700 1977-06-01 16.194331983805700 1977-07-01 19.433198380566800 1977-08-01 19.433198380566800 1977-09-01 19.433198380566800 1977-10-01 11.320754716981100 1977-11-01 11.320754716981100 1977-12-01 11.320754716981100 1978-01-01 9.124087591240880 1978-02-01 9.124087591240880 1978-03-01 9.124087591240880 1978-04-01 7.317073170731700 1978-05-01 7.317073170731700 1978-06-01 7.317073170731700 1978-07-01 10.169491525423700 1978-08-01 10.169491525423700 1978-09-01 10.169491525423700 1978-10-01 11.525423728813600 1978-11-01 11.525423728813600 1978-12-01 11.525423728813600 1979-01-01 18.394648829431400 1979-02-01 18.394648829431400 1979-03-01 18.394648829431400 1979-04-01 16.883116883116900 1979-05-01 16.883116883116900 1979-06-01 16.883116883116900 1979-07-01 12.307692307692300 1979-08-01 12.307692307692300 1979-09-01 12.307692307692300 1979-10-01 12.158054711246200 1979-11-01 12.158054711246200 1979-12-01 12.158054711246200 1980-01-01 7.627118644067800 1980-02-01 7.627118644067800 1980-03-01 7.627118644067800 1980-04-01 8.888888888888880 1980-05-01 8.888888888888880 1980-06-01 8.888888888888880 1980-07-01 10.136986301369900 1980-08-01 10.136986301369900 1980-09-01 10.136986301369900 1980-10-01 11.111111111111100 1980-11-01 11.111111111111100 1980-12-01 11.111111111111100 1981-01-01 12.335958005249300 1981-02-01 12.335958005249300 1981-03-01 12.335958005249300 1981-04-01 12.755102040816300 1981-05-01 12.755102040816300 1981-06-01 12.755102040816300 1981-07-01 15.671641791044800 1981-08-01 15.671641791044800 1981-09-01 15.671641791044800 1981-10-01 16.097560975609800 1981-11-01 16.097560975609800 1981-12-01 16.097560975609800 1982-01-01 14.953271028037400 1982-02-01 14.953271028037400 1982-03-01 14.953271028037400 1982-04-01 15.158371040724000 1982-05-01 15.158371040724000 1982-06-01 15.158371040724000 1982-07-01 10.752688172043000 1982-08-01 10.752688172043000 1982-09-01 10.752688172043000 1982-10-01 9.243697478991570 1982-11-01 9.082175583801330 1982-12-01 9.082175583801330 1983-01-01 5.949462760959250 1983-02-01 5.949462760959250 1983-03-01 5.949462760959250 1983-04-01 3.813764302850190 1983-05-01 3.813764302850190 1983-06-01 3.813764302850190 1983-07-01 9.537005415426610 1983-08-01 9.537005415426610 1983-09-01 9.537005415426610 1983-10-01 9.464630846540390 1983-11-01 9.626719056974460 1983-12-01 9.626719056974460 1984-01-01 11.545988258317000 1984-02-01 11.545988258317000 1984-03-01 11.545988258317000 1984-04-01 15.444015444015400 1984-05-01 15.444015444015400 1984-06-01 15.444015444015400 1984-07-01 7.594936708860780 1984-08-01 7.594936708860780 1984-09-01 7.594936708860780 1984-10-01 5.376344086021510 1984-11-01 5.376344086021510 1984-12-01 5.376344086021510 1985-01-01 4.912280701754380 1985-02-01 4.912280701754380 1985-03-01 4.912280701754380 1985-04-01 0.501672240802674 1985-05-01 0.501672240802674 1985-06-01 0.501672240802674 1985-07-01 2.857142857142860 1985-08-01 2.857142857142860 1985-09-01 2.857142857142860 1985-10-01 4.761904761904770 1985-11-01 4.761904761904770 1985-12-01 4.761904761904770 1986-01-01 4.347826086956520 1986-02-01 4.347826086956520 1986-03-01 4.347826086956520 1986-04-01 5.490848585690520 1986-05-01 5.490848585690520 1986-06-01 5.490848585690520 1986-07-01 4.084967320261430 1986-08-01 4.084967320261430 1986-09-01 4.084967320261430 1986-10-01 3.084415584415580 1986-11-01 3.084415584415580 1986-12-01 3.084415584415580 1987-01-01 3.205128205128210 1987-02-01 3.205128205128210 1987-03-01 3.205128205128210 1987-04-01 2.208201892744480 1987-05-01 2.208201892744480 1987-06-01 2.208201892744480 1987-07-01 2.354788069073790 1987-08-01 2.354788069073790 1987-09-01 2.354788069073790 1987-10-01 2.677165354330710 1987-11-01 2.677165354330710 1987-12-01 2.677165354330710 1988-01-01 2.018633540372690 1988-02-01 2.018633540372690 1988-03-01 2.018633540372690 1988-04-01 2.006172839506160 1988-05-01 2.006172839506160 1988-06-01 2.006172839506160 1988-07-01 2.453987730061350 1988-08-01 2.453987730061350 1988-09-01 2.453987730061350 1988-10-01 3.834355828220870 1988-11-01 3.834355828220870 1988-12-01 3.834355828220870 1989-01-01 4.566210045662100 1989-02-01 4.566210045662100 1989-03-01 4.566210045662100 1989-04-01 4.236006051437240 1989-05-01 4.236006051437240 1989-06-01 4.236006051437240 1989-07-01 5.988023952095800 1989-08-01 5.988023952095800 1989-09-01 5.988023952095800 1989-10-01 4.431314623338260 1989-11-01 4.431314623338260 1989-12-01 4.431314623338260 1990-01-01 3.784570596797650 1990-02-01 3.784570596797650 1990-03-01 3.784570596797650 1990-04-01 3.338171262699560 1990-05-01 3.338171262699560 1990-06-01 3.338171262699560 1990-07-01 -0.141242937853082 1990-08-01 -0.141242937853082 1990-09-01 -0.141242937853082 1990-10-01 -1.414427157001420 1990-11-01 -1.414427157001420 1990-12-01 -1.414427157001420 1991-01-01 -1.122019635343620 1991-02-01 -1.122019635343620 1991-03-01 -1.122019635343620 1991-04-01 -0.280898876404503 1991-05-01 -0.280898876404503 1991-06-01 -0.280898876404503 1991-07-01 1.838755304101820 1991-08-01 1.838755304101820 1991-09-01 1.838755304101820 1991-10-01 2.725968436154930 1991-11-01 2.725968436154930 1991-12-01 2.725968436154930 1992-01-01 2.411347517730510 1992-02-01 2.411347517730510 1992-03-01 2.411347517730510 1992-04-01 2.535211267605640 1992-05-01 2.535211267605640 1992-06-01 2.535211267605640 1992-07-01 0.555555555555573 1992-08-01 0.555555555555573 1992-09-01 0.555555555555573 1992-10-01 -1.117318435754200 1992-11-01 -1.117318435754200 1992-12-01 -1.117318435754200 1993-01-01 -2.493074792243760 1993-02-01 -2.493074792243760 1993-03-01 -2.493074792243760 1993-04-01 -1.923076923076910 1993-05-01 -1.923076923076910 1993-06-01 -1.923076923076910 1993-07-01 0.690607734806623 1993-08-01 0.690607734806623 1993-09-01 0.690607734806623 1993-10-01 2.542372881355940 1993-11-01 2.542372881355940 1993-12-01 2.542372881355940 1994-01-01 3.835227272727260 1994-02-01 3.835227272727260 1994-03-01 3.835227272727260 1994-04-01 4.621848739495780 1994-05-01 4.621848739495780 1994-06-01 4.621848739495780 1994-07-01 2.606310013717420 1994-08-01 2.606310013717420 1994-09-01 2.606310013717420 1994-10-01 2.341597796143250 1994-11-01 2.341597796143250 1994-12-01 2.341597796143250 1995-01-01 3.693570451436390 1995-02-01 3.693570451436390 1995-03-01 3.693570451436390 1995-04-01 2.677376171352080 1995-05-01 2.677376171352080 1995-06-01 2.677376171352080 1995-07-01 1.871657754010680 1995-08-01 1.871657754010680 1995-09-01 1.871657754010680 1995-10-01 2.826379542395710 1995-11-01 2.826379542395710 1995-12-01 2.826379542395710 1996-01-01 1.451187335092350 1996-02-01 1.451187335092350 1996-03-01 1.451187335092350 1996-04-01 1.694915254237290 1996-05-01 1.694915254237290 1996-06-01 1.694915254237290 1996-07-01 2.493438320209970 1996-08-01 2.493438320209970 1996-09-01 2.493438320209970 1996-10-01 1.178010471204170 1996-11-01 1.178010471204170 1996-12-01 1.178010471204170 1997-01-01 1.254773508788330 1997-02-01 1.009901021463570 1997-03-01 1.254773508788330 1997-04-01 0.309659889440644 1997-05-01 0.551079046815953 1997-06-01 1.275336518941890 1997-07-01 2.230657781257370 1997-08-01 1.386772634478120 1997-09-01 1.386772634478120 1997-10-01 2.070645554202190 1997-11-01 2.436053593179050 1997-12-01 2.923264311814860 1998-01-01 2.176541717049560 1998-02-01 2.666666666666670 1998-03-01 3.022974607013300 1998-04-01 3.971119133574020 1998-05-01 5.042016806722690 1998-06-01 5.244338498212150 1998-07-01 4.834905660377380 1998-08-01 4.994054696789540 1998-09-01 4.399524375743170 1998-10-01 4.415274463007160 1998-11-01 3.686087990487520 1998-12-01 4.260355029585800 1999-01-01 4.615384615384630 1999-02-01 4.958677685950420 1999-03-01 4.577464788732380 1999-04-01 3.587962962962950 1999-05-01 2.742857142857140 1999-06-01 2.491506228765570 1999-07-01 1.349831271091090 1999-08-01 2.265005662514160 1999-09-01 2.277904328018230 1999-10-01 2.399999999999990 1999-11-01 3.211009174311930 1999-12-01 2.383654937570940 2000-01-01 2.036199095022610 2000-02-01 1.799775028121470 2000-03-01 1.795735129068460 2000-04-01 1.452513966480450 2000-05-01 2.447163515016670 2000-06-01 2.320441988950270 2000-07-01 3.551609322974480 2000-08-01 3.875968992248050 2000-09-01 4.342984409799560 2000-10-01 4.575892857142870 2000-11-01 4.333333333333340 2000-12-01 4.767184035476720 2001-01-01 4.878048780487800 2001-02-01 5.414364640883980 2001-03-01 6.504961411245860 2001-04-01 8.039647577092510 2001-05-01 7.057546145494040 2001-06-01 7.235421166306700 2001-07-01 6.752411575562710 2001-08-01 6.609808102345420 2001-09-01 6.830309498399130 2001-10-01 6.510138740661680 2001-11-01 6.389776357827480 2001-12-01 6.137566137566120 2002-01-01 6.236786469344630 2002-02-01 5.450733752620540 2002-03-01 4.244306418219480 2002-04-01 3.160040774719680 2002-05-01 3.144016227180540 2002-06-01 2.819738167170180 2002-07-01 2.811244979919680 2002-08-01 2.499999999999990 2002-09-01 2.597402597402620 2002-10-01 3.006012024048100 2002-11-01 3.003003003003010 2002-12-01 2.691924227318060 2003-01-01 2.288557213930340 2003-02-01 2.485089463220670 2003-03-01 2.681231380337630 2003-04-01 2.173913043478260 2003-05-01 1.573254670599780 2003-06-01 1.469147894221360 2003-07-01 1.562500000000000 2003-08-01 1.365853658536610 2003-09-01 0.681596884128519 2003-10-01 0.486381322957188 2003-11-01 0.388726919339143 2003-12-01 0.097087378640766 2004-01-01 0.389105058365759 2004-02-01 -0.096993210475256 2004-03-01 -0.386847195357834 2004-04-01 -0.676982591876199 2004-05-01 -0.193610842207164 2004-06-01 0.000000000000000 2004-07-01 -0.769230769230770 2004-08-01 -0.577478344562101 2004-09-01 -0.386847195357834 2004-10-01 -0.290416263310735 2004-11-01 -0.387221684414306 2004-12-01 0.193986420950534 2005-01-01 -0.290697674418594 2005-02-01 0.000000000000000 2005-03-01 -0.679611650485448 2005-04-01 -0.584225900681619 2005-05-01 -0.969932104752668 2005-06-01 -1.351351351351350 2005-07-01 -0.678294573643422 2005-08-01 -0.774443368828655 2005-09-01 -0.485436893203895 2005-10-01 -0.679611650485448 2005-11-01 -0.777453838678351 2005-12-01 -1.064859632139390 2006-01-01 -0.680272108843549 2006-02-01 0.000000000000000 2006-03-01 1.173020527859240 2006-04-01 1.860920666013720 2006-05-01 2.644466209598450 2006-06-01 1.761252446183950 2006-07-01 1.463414634146350 2006-08-01 1.560975609756100 2006-09-01 1.756097560975610 2006-10-01 1.661779081133930 2006-11-01 1.665034280117540 2006-12-01 1.859099804305270 2007-01-01 1.859099804305270 2007-02-01 1.165048543689320 2007-03-01 0.869565217391316 2007-04-01 1.538461538461540 2007-05-01 1.335877862595420 2007-06-01 2.596153846153840 2007-07-01 2.692307692307690 2007-08-01 2.593659942363130 2007-09-01 2.684563758389260 2007-10-01 4.326923076923070 2007-11-01 5.684007707129090 2007-12-01 6.243996157540820 2008-01-01 6.628242074927970 2008-02-01 8.445297504798470 2008-03-01 9.291187739463600 2008-04-01 8.049242424242420 2008-05-01 7.909604519774000 2008-06-01 7.216494845360840 2008-07-01 6.835205992509360 2008-08-01 6.554307116104850 2008-09-01 6.069094304388420 2008-10-01 4.608294930875580 2008-11-01 4.010938924339110 2008-12-01 3.164556962025330 2009-01-01 3.063063063063070 2009-02-01 0.796460176991141 2009-03-01 -0.613496932515328 2009-04-01 -1.665205959684480 2009-05-01 -2.443280977312370 2009-06-01 -3.234265734265750 2009-07-01 -4.206836108676600 2009-08-01 -4.920913884007020 2009-09-01 -5.985915492957730 2009-10-01 -6.431718061674000 2009-11-01 -7.624890446976330 2009-12-01 -8.150744960560910 2010-01-01 -8.216783216783220 2010-02-01 -7.989464442493410 2010-03-01 -7.760141093474430 2010-04-01 -7.040998217468820 2010-05-01 -6.350626118067970 2010-06-01 -5.329719963866300 2010-07-01 -3.842634949679780 2010-08-01 -3.142329020332720 2010-09-01 -2.059925093632960 2010-10-01 -1.318267419962340 2010-11-01 -0.759013282732448 2010-12-01 0.190839694656489 2011-01-01 0.285714285714275 2011-02-01 1.240458015267170 2011-03-01 1.529636711281070 2011-04-01 1.342281879194630 2011-05-01 0.955109837631307 2011-06-01 0.667938931297700 2011-07-01 1.046622264510000 2011-08-01 1.431297709923650 2011-09-01 1.338432122370940 2011-10-01 1.335877862595420 2011-11-01 1.529636711281070 2011-12-01 1.142857142857140 2012-01-01 0.379867046533714 2012-02-01 -0.188501413760582 2012-03-01 -0.376647834274953 2012-04-01 0.662251655629150 2012-05-01 0.662251655629150 2012-06-01 0.758293838862560 2012-07-01 0.188323917137477 2012-08-01 0.376293508936971 2012-09-01 0.849056603773596 2012-10-01 0.941619585687383 2012-11-01 0.941619585687383 2012-12-01 1.600753295668560 2013-01-01 2.365184484389800 2013-02-01 1.983002832861180 2013-03-01 1.606805293005660 2013-04-01 1.503759398496240 2013-05-01 1.503759398496240 2013-06-01 1.693320790216370 2013-07-01 2.067669172932330 2013-08-01 1.124648547328980 2013-09-01 0.187090739008398 2013-10-01 0.093283582089542 2013-11-01 -0.279850746268647 2013-12-01 -1.112140871177040 2014-01-01 -1.663585951940850 2014-02-01 -1.666666666666670 2014-03-01 -1.488372093023240 2014-04-01 -2.037037037037040 2014-05-01 -1.851851851851850 2014-06-01 -2.312673450508780 2014-07-01 -3.130755064456720 2014-08-01 -2.594995366079730 2014-09-01 -2.240896358543400 2014-10-01 -2.702702702702700 2014-11-01 -2.619270346117890 2014-12-01 -2.624179943767550 2015-01-01 -2.349624060150370 2015-02-01 -2.919020715630900 2015-03-01 -2.738432483474990 2015-04-01 -2.457466918714560 2015-05-01 -2.547169811320770 2015-06-01 -2.272727272727270 2015-07-01 -2.376425855513300 2015-08-01 -2.283539486203600 2015-09-01 -2.196752626552070 2015-10-01 -1.340996168582380 2015-11-01 -1.152737752161360 2015-12-01 -0.962463907603466 2016-01-01 -0.962463907603466 2016-02-01 -0.872938894277391 2016-03-01 -0.485436893203895 2016-04-01 -0.968992248062016 2016-05-01 -1.064859632139390 2016-06-01 -1.065891472868230 2016-07-01 -1.071080817916270 2016-08-01 -0.973709834469329 2016-09-01 -1.171875000000000 2016-10-01 -2.135922330097090 2016-11-01 -2.429543245869790 2016-12-01 -2.818270165208950 2017-01-01 -2.429543245869790 2017-02-01 -2.641878669275930 2017-03-01 -2.634146341463410 2017-04-01 -2.739726027397250 2017-05-01 -2.152641878669280 2017-06-01 -2.742409402546510 2017-07-01 -1.968503937007880 2017-08-01 -1.671583087512300 2017-09-01 -1.976284584980230 2017-10-01 -1.190476190476190 2017-11-01 -1.195219123505970 2017-12-01 -1.500000000000000 2018-01-01 -1.693227091633460 2018-02-01 -1.809045226130640 2018-03-01 -1.803607214428860 2018-04-01 -2.012072434607650 2018-05-01 -2.300000000000000