Month Growth Rate Same Period Previous Year 1971-01-01 4.576921925493320 1971-02-01 4.720880453123830 1971-03-01 4.774185598042590 1971-04-01 4.865849288404910 1971-05-01 5.035391666328780 1971-06-01 4.914280522362280 1971-07-01 5.276949981826170 1971-08-01 5.281614732727990 1971-09-01 5.406987541842260 1971-10-01 5.571385322971070 1971-11-01 5.541663765335770 1971-12-01 5.709439254011320 1972-01-01 5.299911993391730 1972-02-01 5.465842327639200 1972-03-01 5.600147523598460 1972-04-01 5.396149933421870 1972-05-01 5.324940203263920 1972-06-01 5.543488102908790 1972-07-01 5.967894063669540 1972-08-01 6.101497190948890 1972-09-01 6.222238584811330 1972-10-01 6.579557078845420 1972-11-01 6.870133667785260 1972-12-01 6.994665904559850 1973-01-01 6.677071349007920 1973-02-01 6.221901780329560 1973-03-01 6.257509246217630 1973-04-01 6.545536964575420 1973-05-01 7.029241747999830 1973-06-01 7.105389604650300 1973-07-01 7.105523386705860 1973-08-01 7.197810594653530 1973-09-01 7.531973216206610 1973-10-01 7.670321247166110 1973-11-01 7.620963804799530 1973-12-01 7.790835993291540 1974-01-01 8.743445536214390 1974-02-01 9.664321959677620 1974-03-01 10.294840525077100 1974-04-01 11.309672117266700 1974-05-01 11.669718313652500 1974-06-01 12.346214977269400 1974-07-01 12.713542456067200 1974-08-01 12.980339559857600 1974-09-01 13.377800811566900 1974-10-01 13.713004088392700 1974-11-01 14.134376455495500 1974-12-01 14.369395569445300 1975-01-01 14.560033845579200 1975-02-01 14.284562246607600 1975-03-01 14.000234375660500 1975-04-01 13.283041829641300 1975-05-01 12.679680303764900 1975-06-01 12.184654840121300 1975-07-01 11.740554629336500 1975-08-01 11.563814730241000 1975-09-01 11.065388346830600 1975-10-01 10.498679535572600 1975-11-01 10.176282402263900 1975-12-01 9.639369375241980 1976-01-01 9.912158655853540 1976-02-01 9.561694598682920 1976-03-01 9.295623746008260 1976-04-01 9.261468394105460 1976-05-01 9.112693720179510 1976-06-01 8.687284657184240 1976-07-01 9.008339750594450 1976-08-01 9.006635621108220 1976-09-01 9.212573477879050 1976-10-01 9.338365629169760 1976-11-01 9.056104711199550 1976-12-01 8.940393069102910 1977-01-01 7.809473361142130 1977-02-01 7.892219336518400 1977-03-01 8.193591812518340 1977-04-01 8.484244706072980 1977-05-01 8.738478550821540 1977-06-01 9.103419785626780 1977-07-01 8.874661886863600 1977-08-01 8.876893854297940 1977-09-01 8.591758296668420 1977-10-01 8.562591610025290 1977-11-01 8.576638850692570 1977-12-01 8.555208668798930 1978-01-01 8.881915639053360 1978-02-01 9.141821294283210 1978-03-01 9.240977416110600 1978-04-01 9.176683912198650 1978-05-01 9.310920971753230 1978-06-01 9.329010703985030 1978-07-01 9.429717516115240 1978-08-01 9.374273142220260 1978-09-01 9.284606499575250 1978-10-01 9.477974105308700 1978-11-01 9.639118501617600 1978-12-01 9.906008863326480 1979-01-01 10.302318928038600 1979-02-01 10.147411236123600 1979-03-01 10.093396284638900 1979-04-01 10.041897311712800 1979-05-01 9.911994171317970 1979-06-01 9.989246796263580 1979-07-01 10.379533377754200 1979-08-01 10.632673886645800 1979-09-01 10.809556786606600 1979-10-01 11.064586104475600 1979-11-01 11.238573003490500 1979-12-01 11.411025507630300 1980-01-01 12.098437392082800 1980-02-01 12.590409232456600 1980-03-01 12.890969739240300 1980-04-01 13.305848097976300 1980-05-01 13.156416866529200 1980-06-01 13.087854279573300 1980-07-01 13.336559321869700 1980-08-01 13.543356985012500 1980-09-01 13.605638785576000 1980-10-01 13.409922133671500 1980-11-01 13.227499785263700 1980-12-01 13.347007796185400 1981-01-01 12.919371866154000 1981-02-01 12.587033092571200 1981-03-01 12.222977345923500 1981-04-01 12.159791679151100 1981-05-01 12.285975434352800 1981-06-01 12.369145993189100 1981-07-01 12.110800133669200 1981-08-01 12.236822518284500 1981-09-01 12.459982187054300 1981-10-01 12.753312064196500 1981-11-01 13.095735984789000 1981-12-01 12.821163587153200 1982-01-01 12.711519378587100 1982-02-01 13.007064343271200 1982-03-01 13.336393131150300 1982-04-01 13.017741640300500 1982-05-01 12.907826813667400 1982-06-01 12.756123797490100 1982-07-01 11.594948794442800 1982-08-01 10.589257474569000 1982-09-01 9.715730218492070 1982-10-01 8.715920191999030 1982-11-01 8.709000565675860 1982-12-01 8.925530102895350 1983-01-01 9.133953007994720 1983-02-01 8.885220757392160 1983-03-01 8.967927962084400 1983-04-01 9.038187754967700 1983-05-01 8.887954821265100 1983-06-01 8.787556935766080 1983-07-01 9.478980610815520 1983-08-01 9.772027945486000 1983-09-01 10.245385100753100 1983-10-01 10.581712185516300 1983-11-01 10.086498162518000 1983-12-01 9.645674079196860 1984-01-01 9.144525202349820 1984-02-01 8.829004605290340 1984-03-01 8.258050314234680 1984-04-01 7.741246498535630 1984-05-01 7.720283685455050 1984-06-01 7.568931544910530 1984-07-01 7.153715269500200 1984-08-01 7.116586130078610 1984-09-01 6.866385134740650 1984-10-01 6.670032580596380 1984-11-01 6.511522831727790 1984-12-01 6.426540911370670 1985-01-01 6.119822623608710 1985-02-01 6.094948770973280 1985-03-01 5.933993601538260 1985-04-01 5.946537873335210 1985-05-01 5.853871279330810 1985-06-01 5.838736307506740 1985-07-01 5.795748749813450 1985-08-01 5.561244234377320 1985-09-01 5.380383911937810 1985-10-01 5.205330717206330 1985-11-01 5.154139511062520 1985-12-01 5.077082568309900 1986-01-01 5.012988173867960 1986-02-01 4.637327521612450 1986-03-01 4.492641136249720 1986-04-01 4.323514085641020 1986-05-01 4.094297526408130 1986-06-01 4.003438110745480 1986-07-01 3.868063027111100 1986-08-01 3.911005574851790 1986-09-01 3.937363411628790 1986-10-01 3.911920412896910 1986-11-01 3.889611933123860 1986-12-01 3.829570082408420 1987-01-01 4.193830309003590 1987-02-01 4.405369457813230 1987-03-01 4.254820952014120 1987-04-01 4.301371954470770 1987-05-01 4.218990503996900 1987-06-01 4.085311376737040 1987-07-01 3.954738603236800 1987-08-01 3.911337600152870 1987-09-01 3.729368207852630 1987-10-01 3.628252694714650 1987-11-01 3.528487788253890 1987-12-01 3.486491657738290 1988-01-01 3.017491970127480 1988-02-01 2.913696168934940 1988-03-01 2.962601424950490 1988-04-01 2.923379431435350 1988-05-01 2.961098605337490 1988-06-01 2.993387201772180 1988-07-01 3.171698784831610 1988-08-01 3.196333382251270 1988-09-01 3.305488654606800 1988-10-01 3.361903463959920 1988-11-01 3.361016662319790 1988-12-01 3.351875102881210 1989-01-01 3.396596449566180 1989-02-01 3.417807649504630 1989-03-01 3.358645645012810 1989-04-01 3.247206153721170 1989-05-01 3.279921129861190 1989-06-01 3.178191130109550 1989-07-01 3.157841115311520 1989-08-01 3.093994255646920 1989-09-01 2.996234482913420 1989-10-01 3.066341460591710 1989-11-01 3.069882072128090 1989-12-01 3.014420595303830 1990-01-01 2.896950830153500 1990-02-01 2.927349260740920 1990-03-01 3.067107450855710 1990-04-01 3.063639307928180 1990-05-01 3.019557856816800 1990-06-01 3.093974415470530 1990-07-01 2.909446120876860 1990-08-01 3.045417841544770 1990-09-01 3.218356288144400 1990-10-01 3.193055607262180 1990-11-01 3.184494664061840 1990-12-01 3.264778862892240 1991-01-01 3.531589717552080 1991-02-01 3.598224219042170 1991-03-01 3.486917502558320 1991-04-01 3.314095995263990 1991-05-01 3.355922390495700 1991-06-01 3.378361049837390 1991-07-01 3.408811029770100 1991-08-01 3.320643723187510 1991-09-01 3.273152275241130 1991-10-01 3.293058328587940 1991-11-01 3.462088954452100 1991-12-01 3.472857292350780 1992-01-01 3.139713018431850 1992-02-01 3.292801571780920 1992-03-01 3.389668350031680 1992-04-01 3.323340594064370 1992-05-01 3.368047460144340 1992-06-01 3.286032685960560 1992-07-01 3.216932655696660 1992-08-01 3.201059430802680 1992-09-01 3.214901162910960 1992-10-01 3.001339515729170 1992-11-01 2.796952475497400 1992-12-01 2.739754500655490 1993-01-01 2.863712826501990 1993-02-01 2.908489008928280 1993-03-01 2.944290422055230 1993-04-01 2.909709454491020 1993-05-01 2.724143498663680 1993-06-01 2.679395303736570 1993-07-01 2.504915308552320 1993-08-01 2.471526194425610 1993-09-01 2.502289286397810 1993-10-01 2.447868375682530 1993-11-01 2.375246174958510 1993-12-01 2.341395895754180 1994-01-01 2.249299292885810 1994-02-01 2.021421325500200 1994-03-01 1.921605138020820 1994-04-01 1.908735677835460 1994-05-01 1.864252556319990 1994-06-01 1.768343173862260 1994-07-01 1.803163920982640 1994-08-01 1.727778540854660 1994-09-01 1.691371977075090 1994-10-01 1.661030691889900 1994-11-01 1.813703028617240 1994-12-01 1.861505965666180 1995-01-01 1.631500245995160 1995-02-01 1.686732979060330 1995-03-01 1.752952528378170 1995-04-01 1.699129397126580 1995-05-01 1.665173745656740 1995-06-01 1.695931161048920 1995-07-01 1.567241667200050 1995-08-01 2.153793933435750 1995-09-01 2.326264008672950 1995-10-01 2.351705694437020 1995-11-01 2.190353641221550 1995-12-01 2.130496659471370 1996-01-01 2.132360777710680 1996-02-01 2.156724686791410 1996-03-01 2.366300508534870 1996-04-01 2.353311764647490 1996-05-01 2.400348195858360 1996-06-01 2.378982559485580 1996-07-01 2.267698949718910 1996-08-01 1.643358603173400 1996-09-01 1.419230401650590 1996-10-01 1.458002736691390 1996-11-01 1.192540172256360 1996-12-01 1.310458511274320 1997-01-01 1.332011749349980 1997-02-01 1.445728583696620 1997-03-01 1.163947595795530 1997-04-01 1.124296886779760 1997-05-01 1.056831106763040 1997-06-01 1.009837571565310 1997-07-01 0.987959938516085 1997-08-01 1.219137865865590 1997-09-01 1.165202361585700 1997-10-01 0.851038404806774 1997-11-01 1.112153190735410 1997-12-01 1.088954886860200 1998-01-01 0.392925013741200 1998-02-01 0.392378173091607 1998-03-01 0.358768181619115 1998-04-01 0.442216634445016 1998-05-01 0.431988076325435 1998-06-01 0.511069551927200 1998-07-01 0.444540847818091 1998-08-01 0.413249062062526 1998-09-01 0.231560169192419 1998-10-01 0.352275447172019 1998-11-01 0.253851119589589 1998-12-01 0.222742186115425 1999-01-01 0.235088355974990 1999-02-01 0.167690087898461 1999-03-01 0.257656004583756 1999-04-01 0.323382297655194 1999-05-01 0.294106561965948 1999-06-01 0.261137013266455 1999-07-01 0.257539454474237 1999-08-01 0.283007832583736 1999-09-01 0.388560654564998 1999-10-01 0.321835822469931 1999-11-01 0.323762934129307 1999-12-01 0.456950774385220 2000-01-01 1.054888332105890 2000-02-01 0.643393082401167 2000-03-01 0.750926734847565 2000-04-01 0.474457132643963 2000-05-01 0.570254713258558 2000-06-01 0.691587423234923 2000-07-01 0.754403172590253 2000-08-01 0.762598361523053 2000-09-01 0.888000462115083 2000-10-01 0.954381629020813 2000-11-01 1.077523366535790 2000-12-01 0.917556824866545 2001-01-01 0.836836713782670 2001-02-01 1.024480684703090 2001-03-01 0.922734876237383 2001-04-01 1.302466655985330 2001-05-01 1.355774475898120 2001-06-01 1.268920231457030 2001-07-01 1.368497585292130 2001-08-01 1.420061628087860 2001-09-01 1.345590364187980 2001-10-01 1.478807384599290 2001-11-01 1.304214463674490 2001-12-01 1.458815762854210 2002-01-01 1.542411104987500 2002-02-01 1.548014767413610 2002-03-01 1.690758583059620 2002-04-01 1.665211436856050 2002-05-01 1.654882955749820 2002-06-01 1.659728286063670 2002-07-01 1.950155902958970 2002-08-01 1.928009408351340 2002-09-01 1.890950279476930 2002-10-01 1.861782726632880 2002-11-01 2.081908191763200 2002-12-01 2.034390667474030 2003-01-01 2.063930998280260 2003-02-01 2.497642729629590 2003-03-01 2.301757884566960 2003-04-01 2.074366230307320 2003-05-01 2.008616327996160 2003-06-01 2.033920089562310 2003-07-01 1.735245119401180 2003-08-01 1.702900381333720 2003-09-01 1.896942723241840 2003-10-01 2.183373082447390 2003-11-01 2.321709073496900 2003-12-01 2.354194378197620 2004-01-01 2.107935181823790 2004-02-01 2.123197386319640 2004-03-01 2.070790850847770 2004-04-01 2.196191234863580 2004-05-01 2.335224269600980 2004-06-01 2.247875391984610 2004-07-01 2.379684414798520 2004-08-01 2.546884874152480 2004-09-01 2.318682601342700 2004-10-01 2.037994326339310 2004-11-01 1.841296577870040 2004-12-01 1.811743342289840 2005-01-01 1.716421367934740 2005-02-01 1.588252226284410 2005-03-01 1.743991625513970 2005-04-01 1.732297905267740 2005-05-01 1.644282181500420 2005-06-01 1.663615714343730 2005-07-01 1.372484352983580 2005-08-01 1.451852221233700 2005-09-01 1.543734465549260 2005-10-01 1.376344864063930 2005-11-01 1.313256145491000 2005-12-01 1.344684989731330 2006-01-01 1.404676484198550 2006-02-01 1.236087473690220 2006-03-01 1.124389658371260 2006-04-01 1.200887951662140 2006-05-01 1.319049148857750 2006-06-01 1.353231704907490 2006-07-01 1.387523098809760 2006-08-01 1.335078079604270 2006-09-01 1.085857933914480 2006-10-01 1.209754229315020 2006-11-01 1.329615344658430 2006-12-01 1.448913973019330 2007-01-01 1.320450400641380 2007-02-01 1.268312007629240 2007-03-01 1.387434359087480 2007-04-01 1.445445009416510 2007-05-01 1.353192214512870 2007-06-01 1.313230533237900 2007-07-01 1.344888318133260 2007-08-01 1.483393388929940 2007-09-01 1.543552034225360 2007-10-01 1.606749607628920 2007-11-01 1.715059375380970 2007-12-01 1.677058684545390 2008-01-01 1.566550476065090 2008-02-01 1.571854382887450 2008-03-01 1.770525874524640 2008-04-01 1.652660877351320 2008-05-01 1.613708773361120 2008-06-01 1.620041343484320 2008-07-01 1.522243641403100 2008-08-01 1.525172338484490 2008-09-01 1.499892387444410 2008-10-01 1.562798468439410 2008-11-01 1.414428197409000 2008-12-01 1.349237096262400 2009-01-01 1.406046244233830 2009-02-01 1.530099642196870 2009-03-01 1.356885096603430 2009-04-01 1.351186979552380 2009-05-01 1.422178649240950 2009-06-01 1.414776799734960 2009-07-01 1.389403595036240 2009-08-01 1.435651132990150 2009-09-01 1.137837456531140 2009-10-01 0.963499310114908 2009-11-01 0.939848746024438 2009-12-01 1.106856740104430 2010-01-01 0.941123040703059 2010-02-01 1.201149176500580 2010-03-01 1.131742829221190 2010-04-01 0.958793765108973 2010-05-01 0.853264546774424 2010-06-01 0.901496193803128 2010-07-01 0.994200687840396 2010-08-01 0.820978466873481 2010-09-01 1.026267301923680 2010-10-01 1.036595566704430 2010-11-01 0.996093666855112 2010-12-01 0.959653417017041 2011-01-01 0.966773520811614 2011-02-01 0.700110447771741 2011-03-01 0.946142988428986 2011-04-01 1.215945148055090 2011-05-01 1.198844145979400 2011-06-01 1.230966698178520 2011-07-01 0.940253660024063 2011-08-01 1.125215528064480 2011-09-01 1.047150796204630 2011-10-01 1.215333077252180 2011-11-01 1.429254875069250 2011-12-01 1.543958269793700 2012-01-01 1.437237090274840 2012-02-01 1.305028647462260 2012-03-01 1.489366672256990 2012-04-01 1.367746563479000 2012-05-01 1.396849528734240 2012-06-01 1.515142848944340 2012-07-01 1.593024391048510 2012-08-01 1.452408743875290 2012-09-01 1.349221941543400 2012-10-01 1.251623005583960 2012-11-01 1.025937426502220 2012-12-01 0.988336390619532 2013-01-01 0.963531913328938 2013-02-01 0.847856863121788 2013-03-01 0.975528414677026 2013-04-01 0.687935488504680 2013-05-01 0.836683043052992 2013-06-01 0.724188248787538 2013-07-01 0.898278342717758 2013-08-01 0.922095509691540 2013-09-01 0.944675079308321 2013-10-01 0.868272891339272 2013-11-01 0.929811656668917 2013-12-01 0.824644553749440 2014-01-01 0.860627948227518 2014-02-01 1.431172523094440 2014-03-01 1.147052314244090 2014-04-01 1.274424791573970 2014-05-01 1.066131775342440 2014-06-01 0.946183732794036 2014-07-01 0.907822834640531 2014-08-01 1.152282395922670 2014-09-01 0.882772676913728 2014-10-01 0.828286745579868 2014-11-01 0.676492178423806 2014-12-01 0.775520053797601 2015-01-01 0.458402679726600 2015-02-01 0.316001574529580 2015-03-01 0.376570154202600 2015-04-01 0.495519342896254 2015-05-01 0.646891633042767 2015-06-01 0.653679208817269 2015-07-01 0.686035609212384 2015-08-01 0.535179411314293 2015-09-01 0.581656328207340 2015-10-01 0.611488934110190 2015-11-01 0.600782535027235 2015-12-01 0.652575879174914 2016-01-01 0.631653960017655 2016-02-01 0.452238129339099 2016-03-01 0.468204386978275 2016-04-01 0.421165131696926 2016-05-01 0.358152199199255 2016-06-01 0.453719571031559 2016-07-01 0.360787995065692 2016-08-01 0.255980179897309 2016-09-01 0.494815011593656 2016-10-01 0.453954683226020 2016-11-01 0.454598110916032 2016-12-01 0.237290399377717 2017-01-01 0.516341391347350 2017-02-01 0.188347222312041 2017-03-01 0.401457287435136 2017-04-01 0.484912429977044 2017-05-01 0.446681516387370 2017-06-01 0.535369700813794 2017-07-01 0.588771410825964 2017-08-01 0.584553327589945 2017-09-01 0.579456088667237 2017-10-01 0.591015944145966 2017-11-01 0.691570149977217 2017-12-01 0.780647072449629 2018-01-01 0.910018405226155 2018-02-01 0.798113110212292 2018-03-01 1.190731957102060 2018-04-01 1.137751496320420 2018-05-01 1.220749250082190 2018-06-01 0.989581703631240 2018-07-01 1.133594973789250 2018-08-01 1.169792231852750 2018-09-01 0.954567294606752