Month Growth rate same period previous year 1980-01-01 3.867403314917110 1980-02-01 3.867403314917110 1980-03-01 3.296703296703300 1980-04-01 6.043956043956050 1980-05-01 8.791208791208800 1980-06-01 17.032967032967000 1980-07-01 18.681318681318700 1980-08-01 16.129032258064500 1980-09-01 17.553191489361700 1980-10-01 17.553191489361700 1980-11-01 17.553191489361700 1980-12-01 17.553191489361700 1981-01-01 17.553191489361700 1981-02-01 17.553191489361700 1981-03-01 19.148936170212800 1981-04-01 16.062176165803100 1981-05-01 13.131313131313100 1981-06-01 5.164319248826270 1981-07-01 3.703703703703680 1981-08-01 5.092592592592580 1981-09-01 4.977375565610840 1981-10-01 4.977375565610840 1981-11-01 4.977375565610840 1981-12-01 4.977375565610840 1982-01-01 5.429864253393660 1982-02-01 5.429864253393660 1982-03-01 12.500000000000000 1982-04-01 12.500000000000000 1982-05-01 12.500000000000000 1982-06-01 12.500000000000000 1982-07-01 19.196428571428600 1982-08-01 17.621145374449300 1982-09-01 15.086206896551700 1982-10-01 15.086206896551700 1982-11-01 15.086206896551700 1982-12-01 15.086206896551700 1983-01-01 15.450643776824000 1983-02-01 15.450643776824000 1983-03-01 7.539682539682550 1983-04-01 7.539682539682550 1983-05-01 7.539682539682550 1983-06-01 7.539682539682550 1983-07-01 1.498127340823970 1983-08-01 1.498127340823970 1983-09-01 4.494382022471890 1983-10-01 4.494382022471890 1983-11-01 4.494382022471890 1983-12-01 4.494382022471890 1984-01-01 3.345724907063200 1984-02-01 3.345724907063200 1984-03-01 3.690036900369010 1984-04-01 5.535055350553510 1984-05-01 5.535055350553510 1984-06-01 5.535055350553510 1984-07-01 5.535055350553510 1984-08-01 7.749077490774890 1984-09-01 4.659498207885310 1984-10-01 4.659498207885310 1984-11-01 4.659498207885310 1984-12-01 4.659498207885310 1985-01-01 5.395683453237420 1985-02-01 5.395683453237420 1985-03-01 5.693950177935930 1985-04-01 3.846153846153830 1985-05-01 5.944055944055930 1985-06-01 5.944055944055930 1985-07-01 5.944055944055930 1985-08-01 6.849315068493160 1985-09-01 8.219178082191790 1985-10-01 8.219178082191790 1985-11-01 8.219178082191790 1985-12-01 8.219178082191790 1986-01-01 8.191126279863470 1986-02-01 8.191126279863470 1986-03-01 8.754208754208740 1986-04-01 8.754208754208740 1986-05-01 6.600660066006590 1986-06-01 6.600660066006590 1986-07-01 6.600660066006590 1986-08-01 6.730769230769220 1986-09-01 6.329113924050640 1986-10-01 6.645569620253170 1986-11-01 6.645569620253170 1986-12-01 6.645569620253170 1987-01-01 6.624605678233430 1987-02-01 7.255520504731870 1987-03-01 6.191950464396290 1987-04-01 6.191950464396290 1987-05-01 6.191950464396290 1987-06-01 6.191950464396290 1987-07-01 6.191950464396290 1987-08-01 4.504504504504510 1987-09-01 4.464285714285720 1987-10-01 4.154302670623150 1987-11-01 4.154302670623150 1987-12-01 4.451038575667660 1988-01-01 3.846153846153870 1988-02-01 3.529411764705890 1988-03-01 3.206997084548110 1988-04-01 3.206997084548110 1988-05-01 3.206997084548110 1988-06-01 3.206997084548110 1988-07-01 3.206997084548110 1988-08-01 3.448275862068970 1988-09-01 4.273504273504280 1988-10-01 4.273504273504280 1988-11-01 4.273504273504280 1988-12-01 3.977272727272730 1989-01-01 4.273504273504280 1989-02-01 3.977272727272730 1989-03-01 4.237288135593220 1989-04-01 4.237288135593220 1989-05-01 5.084745762711880 1989-06-01 5.084745762711880 1989-07-01 5.367231638418080 1989-08-01 4.444444444444450 1989-09-01 3.551912568306000 1989-10-01 3.551912568306000 1989-11-01 3.551912568306000 1989-12-01 3.551912568306000 1990-01-01 4.098360655737690 1990-02-01 4.098360655737690 1990-03-01 4.607046070460710 1990-04-01 4.878048780487810 1990-05-01 4.032258064516120 1990-06-01 4.301075268817180 1990-07-01 13.672922252010700 1990-08-01 12.765957446808500 1990-09-01 12.137203166226900 1990-10-01 12.137203166226900 1990-11-01 12.137203166226900 1990-12-01 12.137203166226900 1991-01-01 11.811023622047300 1991-02-01 11.811023622047300 1991-03-01 11.139896373057000 1991-04-01 11.111111111111100 1991-05-01 11.111111111111100 1991-06-01 10.824742268041200 1991-07-01 1.415094339622640 1991-08-01 3.537735849056610 1991-09-01 3.294117647058830 1991-10-01 3.294117647058830 1991-11-01 3.529411764705890 1991-12-01 3.529411764705890 1992-01-01 4.694835680751160 1992-02-01 4.694835680751160 1992-03-01 4.895104895104900 1992-04-01 4.651162790697680 1992-05-01 4.651162790697680 1992-06-01 4.651162790697680 1992-07-01 7.674418604651160 1992-08-01 7.061503416856500 1992-09-01 7.517084282460140 1992-10-01 7.289293849658320 1992-11-01 7.045454545454550 1992-12-01 7.045454545454550 1993-01-01 6.278026905829590 1993-02-01 6.726457399103140 1993-03-01 6.000000000000000 1993-04-01 6.000000000000000 1993-05-01 6.000000000000000 1993-06-01 6.000000000000000 1993-07-01 3.023758099352070 1993-08-01 2.340425531914900 1993-09-01 2.330508474576260 1993-10-01 2.547770700636930 1993-11-01 2.547770700636930 1993-12-01 2.547770700636930 1994-01-01 1.898734177215190 1994-02-01 1.890756302521000 1994-03-01 1.886792452830190 1994-04-01 1.886792452830190 1994-05-01 1.886792452830190 1994-06-01 1.886792452830190 1994-07-01 1.886792452830190 1994-08-01 2.286902286902290 1994-09-01 3.105590062111800 1994-10-01 3.105590062111800 1994-11-01 3.105590062111800 1994-12-01 3.105590062111800 1995-01-01 3.519668737060040 1995-02-01 3.092783505154640 1995-03-01 5.555555555555550 1995-04-01 5.555555555555550 1995-05-01 5.555555555555550 1995-06-01 5.555555555555550 1995-07-01 5.555555555555550 1995-08-01 4.471544715447150 1995-09-01 3.815261044176710 1995-10-01 3.815261044176710 1995-11-01 3.815261044176710 1995-12-01 3.815261044176710 1996-01-01 5.000000000000000 1996-02-01 5.000000000000000 1996-03-01 2.534113060428850 1996-04-01 2.144249512670570 1996-05-01 2.144249512670570 1996-06-01 2.144249512670570 1996-07-01 2.144249512670570 1996-08-01 3.891050583657590 1996-09-01 3.481624758220510 1996-10-01 3.288201160541590 1996-11-01 3.288201160541590 1996-12-01 3.288201160541590 1997-01-01 2.476190476190480 1997-02-01 2.476190476190480 1997-03-01 2.471482889733840 1997-04-01 2.671755725190840 1997-05-01 2.862595419847330 1997-06-01 2.862595419847330 1997-07-01 4.770992366412220 1997-08-01 3.932584269662920 1997-09-01 3.551401869158880 1997-10-01 3.932584269662920 1997-11-01 3.932584269662920 1997-12-01 3.932584269662920 1998-01-01 6.877323420074360 1998-02-01 8.736059479553890 1998-03-01 8.534322820037090 1998-04-01 8.736059479553890 1998-05-01 8.534322820037090 1998-06-01 8.534322820037090 1998-07-01 6.557377049180310 1998-08-01 6.846846846846830 1998-09-01 7.220216606498180 1998-10-01 7.027027027027010 1998-11-01 7.027027027027010 1998-12-01 7.027027027027010 1999-01-01 5.217391304347810 1999-02-01 4.786324786324790 1999-03-01 4.957264957264960 1999-04-01 4.957264957264960 1999-05-01 5.299145299145300 1999-06-01 5.299145299145300 1999-07-01 5.128205128205130 1999-08-01 4.553119730185500 1999-09-01 4.377104377104380 1999-10-01 4.377104377104380 1999-11-01 4.377104377104380 1999-12-01 4.545454545454550 2000-01-01 4.132231404958680 2000-02-01 3.425774877650900 2000-03-01 3.257328990228020 2000-04-01 3.420195439739420 2000-05-01 3.246753246753250 2000-06-01 3.246753246753250 2000-07-01 3.089430894308950 2000-08-01 3.225806451612910 2000-09-01 3.225806451612910 2000-10-01 3.225806451612910 2000-11-01 3.387096774193530 2000-12-01 3.381642512077300 2001-01-01 3.650793650793650 2001-02-01 3.470031545741310 2001-03-01 3.312302839116720 2001-04-01 3.149606299212600 2001-05-01 3.144654088050300 2001-06-01 2.672955974842770 2001-07-01 2.681388012618280 2001-08-01 2.812500000000000 2001-09-01 2.812500000000000 2001-10-01 2.968750000000000 2001-11-01 2.808112324493000 2001-12-01 2.647975077881620 2002-01-01 2.756508422664610 2002-02-01 3.048780487804880 2002-03-01 3.206106870228990 2002-04-01 3.511450381679380 2002-05-01 3.506097560975630 2002-06-01 4.287901990811630 2002-07-01 5.222734254992340 2002-08-01 5.015197568389040 2002-09-01 5.167173252279640 2002-10-01 5.007587253414270 2002-11-01 4.704097116843710 2002-12-01 5.007587253414270 2003-01-01 3.725782414307010 2003-02-01 4.289940828402370 2003-03-01 4.142011834319550 2003-04-01 3.834808259587040 2003-05-01 3.534609720176720 2003-06-01 3.524229074889870 2003-07-01 3.357664233576630 2003-08-01 3.473227206946460 2003-09-01 3.034682080924840 2003-10-01 4.768786127167620 2003-11-01 4.927536231884060 2003-12-01 4.190751445086690 2004-01-01 5.747126436781620 2004-02-01 4.397163120567380 2004-03-01 4.545454545454530 2004-04-01 4.687499999999990 2004-05-01 4.978662873399720 2004-06-01 4.822695035461010 2004-07-01 4.943502824858760 2004-08-01 4.895104895104900 2004-09-01 5.049088359046300 2004-10-01 3.310344827586220 2004-11-01 3.314917127071810 2004-12-01 3.744798890429960 2005-01-01 2.445652173913060 2005-02-01 2.581521739130440 2005-03-01 2.581521739130440 2005-04-01 2.713704206241520 2005-05-01 2.574525745257450 2005-06-01 2.571041948579150 2005-07-01 2.960969044414540 2005-08-01 3.066666666666670 2005-09-01 3.204272363150860 2005-10-01 2.803738317757000 2005-11-01 2.941176470588240 2005-12-01 2.807486631016060 2006-01-01 4.774535809018560 2006-02-01 4.503311258278150 2006-03-01 4.238410596026490 2006-04-01 3.698811096433290 2006-05-01 3.830911492734470 2006-06-01 3.693931398416880 2006-07-01 2.875816993464060 2006-08-01 2.716688227684350 2006-09-01 2.457956015523930 2006-10-01 2.987012987012990 2006-11-01 3.376623376623370 2006-12-01 3.511053315994770 2007-01-01 1.645569620253150 2007-02-01 2.027883396704690 2007-03-01 2.287166454892000 2007-04-01 2.675159235668780 2007-05-01 2.417302798982200 2007-06-01 2.290076335877880 2007-07-01 2.668360864040650 2007-08-01 2.644836272040300 2007-09-01 2.904040404040410 2007-10-01 2.774274905422450 2007-11-01 2.512562814070350 2007-12-01 2.512562814070350 2008-01-01 3.486924034869240 2008-02-01 3.602484472049690 2008-03-01 3.602484472049690 2008-04-01 3.349875930521100 2008-05-01 3.354037267080750 2008-06-01 3.606965174129340 2008-07-01 3.094059405940600 2008-08-01 3.067484662576680 2008-09-01 2.822085889570540 2008-10-01 2.944785276073620 2008-11-01 2.818627450980410 2008-12-01 3.186274509803940 2009-01-01 2.647412755716010 2009-02-01 2.398081534772180 2009-03-01 2.757793764988010 2009-04-01 3.001200480192080 2009-05-01 3.245192307692310 2009-06-01 3.241296518607450 2009-07-01 3.961584633853540 2009-08-01 3.690476190476190 2009-09-01 3.937947494033420 2009-10-01 3.694874851013100 2009-11-01 3.933253873659110 2009-12-01 3.800475059382430 2010-01-01 2.696365767878080 2010-02-01 3.161592505854790 2010-03-01 3.150525087514590 2010-04-01 2.797202797202800 2010-05-01 2.561117578579730 2010-06-01 2.441860465116280 2010-07-01 2.078521939953830 2010-08-01 2.296211251435130 2010-09-01 2.181400688863380 2010-10-01 2.758620689655190 2010-11-01 2.522935779816530 2010-12-01 2.288329519450800 2011-01-01 2.968036529680370 2011-02-01 2.497162315550510 2011-03-01 2.149321266968320 2011-04-01 2.380952380952380 2011-05-01 2.497162315550510 2011-06-01 2.497162315550510 2011-07-01 2.149321266968320 2011-08-01 1.907968574635240 2011-09-01 2.134831460674160 2011-10-01 1.901565995525700 2011-11-01 2.125279642058150 2011-12-01 2.460850111856800 2012-01-01 3.104212860310420 2012-02-01 3.211517165005540 2012-03-01 3.211517165005540 2012-04-01 3.322259136212620 2012-05-01 3.322259136212620 2012-06-01 3.211517165005540 2012-07-01 2.990033222591360 2012-08-01 3.083700440528620 2012-09-01 3.190319031903180 2012-10-01 2.854006586169060 2012-11-01 2.738225629791890 2012-12-01 2.729257641921400 2013-01-01 2.258064516129020 2013-02-01 2.145922746781120 2013-03-01 2.253218884120160 2013-04-01 2.357984994640960 2013-05-01 2.465166130760990 2013-06-01 2.360515021459230 2013-07-01 3.225806451612890 2013-08-01 2.777777777777790 2013-09-01 2.665245202558640 2013-10-01 2.774813233724640 2013-11-01 2.985074626865670 2013-12-01 2.763018065887370 2014-01-01 2.418506834910630 2014-02-01 2.205882352941170 2014-03-01 2.308499475341030 2014-04-01 2.303664921465970 2014-05-01 2.092050209205020 2014-06-01 2.410901467505240 2014-07-01 2.395833333333340 2014-08-01 3.014553014553000 2014-09-01 2.907580477673940 2014-10-01 2.699896157840100 2014-11-01 2.691511387163580 2014-12-01 2.895553257497410 2015-01-01 2.258726899383970 2015-02-01 2.466598150051390 2015-03-01 2.256410256410260 2015-04-01 2.047082906857720 2015-05-01 2.663934426229510 2015-06-01 2.661207778915030 2015-07-01 1.525940996948120 2015-08-01 1.210898082744690 2015-09-01 1.412714429868830 2015-10-01 1.112234580384220 2015-11-01 0.806451612903215 2015-12-01 0.804020100502502 2016-01-01 0.502008032128503 2016-02-01 1.303911735205620 2016-03-01 1.203610832497500 2016-04-01 1.303911735205620 2016-05-01 0.998003992015969 2016-06-01 0.398803589232326 2016-07-01 2.905811623246510 2016-08-01 2.691924227318060 2016-09-01 2.189054726368160 2016-10-01 2.900000000000010 2016-11-01 3.499999999999990 2016-12-01 3.888334995014970 2017-01-01 3.296703296703310 2017-02-01 2.772277227722770 2017-03-01 3.369672943508400 2017-04-01 2.871287128712880 2017-05-01 2.964426877470360 2017-06-01 3.277060575968210 2017-07-01 1.363193768257040 2017-08-01 1.067961165048530 2017-09-01 0.973709834469329 2017-10-01 0.874635568513109 2017-11-01 0.579710144927537 2017-12-01 -0.095969289827266 2018-01-01 0.773694390715668 2018-02-01 1.156069364161850 2018-03-01 0.862895493767988 2018-04-01 1.058710298363800 2018-05-01 1.151631477927060 2018-06-01 1.249999999999990 2018-07-01 2.017291066282430 2018-08-01 1.921229586935640 2018-09-01 2.121504339440700 2018-10-01 2.119460500963390