Month	Growth rate same period previous year
1971-01-01	11.77607631479850000
1971-02-01	11.30595216328970000
1971-03-01	11.67385534173850000
1971-04-01	11.77540555889350000
1971-05-01	11.49407450362230000
1971-06-01	11.82055388016880000
1971-07-01	12.44129174359470000
1971-08-01	12.93680955908400000
1971-09-01	12.06537751069750000
1971-10-01	-2.24423250616170000
1971-11-01	13.28049002918290000
1971-12-01	13.68921295173420000
1972-01-01	13.08149545583850000
1972-02-01	13.74748002687970000
1972-03-01	13.85014186609620000
1972-04-01	14.16284994771950000
1972-05-01	15.20621199912090000
1972-06-01	15.26042234580020000
1972-07-01	15.37131992855910000
1972-08-01	14.79934123753230000
1972-09-01	12.07183146590990000
1972-10-01	26.90542931863380000
1972-11-01	10.22816468646640000
1972-12-01	10.63287932425310000
1973-01-01	11.18025580594760000
1973-02-01	12.62553990363790000
1973-03-01	13.61877858312510000
1973-04-01	14.97678018575850000
1973-05-01	14.54141974209630000
1973-06-01	14.86711487279100000
1973-07-01	15.08052434456930000
1973-08-01	16.02337583296590000
1973-09-01	17.46701584976850000
1973-10-01	17.51092080258640000
1973-11-01	17.41578162563520000
1973-12-01	18.16313740614420000
1974-01-01	19.41348100512090000
1974-02-01	23.85473492796200000
1974-03-01	26.80125864167760000
1974-04-01	30.59239313362500000
1974-05-01	31.05469725819790000
1974-06-01	31.29395874398100000
1974-07-01	32.25174794829650000
1974-08-01	32.64230122790680000
1974-09-01	32.96210984552310000
1974-10-01	34.29803052657550000
1974-11-01	42.43157785610620000
1974-12-01	50.65761626216940000
1975-01-01	51.11123300239850000
1975-02-01	44.37119126608780000
1975-03-01	41.84810172438780000
1975-04-01	38.03534455355380000
1975-05-01	37.40670456374590000
1975-06-01	37.22415285601370000
1975-07-01	36.12325587118260000
1975-08-01	35.54205928048260000
1975-09-01	36.20686914922360000
1975-10-01	39.79826413323950000
1975-11-01	33.37591300645250000
1975-12-01	25.40687834269850000
1976-01-01	18.22744627000130000
1976-02-01	18.34834873987930000
1976-03-01	19.13128978502520000
1976-04-01	24.59839794857750000
1976-05-01	25.70509915625470000
1976-06-01	26.55482416041930000
1976-07-01	33.25077660571330000
1976-08-01	33.83380969393830000
1976-09-01	34.07438739789960000
1976-10-01	32.73206255453390000
1976-11-01	34.11207430509510000
1976-12-01	36.02409866199520000
1977-01-01	40.93641844367530000
1977-02-01	40.72153307187240000
1977-03-01	38.75457561352070000
1977-04-01	33.28321453012370000
1977-05-01	34.01909405033710000
1977-06-01	33.76252477262160000
1977-07-01	28.60644431882420000
1977-08-01	32.71904983304450000
1977-09-01	35.30451015759120000
1977-10-01	35.17607844624520000
1977-11-01	42.03366795115420000
1977-12-01	42.18415757493980000
1978-01-01	47.07385131508850000
1978-02-01	47.94644412390420000
1978-03-01	49.21416928674620000
1978-04-01	52.64859212730630000
1978-05-01	53.99686362629940000
1978-06-01	55.28142074043400000
1978-07-01	55.27109757684230000
1978-08-01	51.32819309420050000
1978-09-01	46.96969940614500000
1978-10-01	48.06412394594510000
1978-11-01	41.22695185817590000
1978-12-01	42.55819795679120000
1979-01-01	43.19493162951340000
1979-02-01	44.36264588145340000
1979-03-01	45.78715418217120000
1979-04-01	49.42161584194390000
1979-05-01	54.50385525304220000
1979-06-01	58.44092908940200000
1979-07-01	62.26958192686630000
1979-08-01	65.89180172436710000
1979-09-01	79.00660751740500000
1979-10-01	82.59691452573070000
1979-11-01	88.48821039627310000
1979-12-01	99.62269618525680000
1980-01-01	107.77286704343500000
1980-02-01	111.38142841041000000
1980-03-01	112.92778332155500000
1980-04-01	117.17110970896800000
1980-05-01	123.61652023576600000
1980-06-01	125.60322422028700000
1980-07-01	128.42195612125300000
1980-08-01	133.37139140995800000
1980-09-01	136.91092004080600000
1980-10-01	141.92592669461600000
1980-11-01	144.75689410792300000
1980-12-01	134.44657396391100000
1981-01-01	135.78733651984900000
1981-02-01	133.45457225348300000
1981-03-01	136.12560577019700000
1981-04-01	144.41902236991200000
1981-05-01	133.01999605863600000
1981-06-01	130.37674898320600000
1981-07-01	130.64421524186900000
1981-08-01	124.62210630548100000
1981-09-01	120.48997232695600000
1981-10-01	115.33091646011700000
1981-11-01	110.52565737127100000
1981-12-01	109.78853515868900000
1982-01-01	107.75094313257100000
1982-02-01	112.59987112803800000
1982-03-01	113.26711658738300000
1982-04-01	111.37294409574900000
1982-05-01	113.14119447532000000
1982-06-01	116.77540911459900000
1982-07-01	121.92021650211400000
1982-08-01	127.15008947202900000
1982-09-01	127.96281921158700000
1982-10-01	130.91574389458700000
1982-11-01	131.83547736209100000
1982-12-01	133.43234655144800000
1983-01-01	132.23241295799900000
1983-02-01	132.55275809297800000
1983-03-01	132.33762379959400000
1983-04-01	139.79641203599500000
1983-05-01	140.63717125219500000
1983-06-01	138.19861595358500000
1983-07-01	133.66258901479300000
1983-08-01	137.39792279586900000
1983-09-01	137.32585470655800000
1983-10-01	155.91687481686300000
1983-11-01	177.05382215495900000
1983-12-01	193.05811502924800000
1984-01-01	213.44482116564400000
1984-02-01	226.09398120523100000
1984-03-01	240.76432685211600000
1984-04-01	253.83060130247800000
1984-05-01	279.99809326632700000
1984-06-01	307.35493546043500000
1984-07-01	338.15521935602000000
1984-08-01	372.99663675517400000
1984-09-01	422.92934775579500000
1984-10-01	420.64091831291800000
1984-11-01	458.62124963789200000
1984-12-01	423.60092318925900000
1985-01-01	377.67088078228000000
1985-02-01	402.07769361449100000
1985-03-01	418.86465994857600000
1985-04-01	400.45703988296600000
1985-05-01	382.75516325695700000
1985-06-01	403.77722140375000000
1985-07-01	467.10082060916700000
1985-08-01	411.72707942363700000
1985-09-01	337.38363710430000000
1985-10-01	288.35644995097800000
1985-11-01	219.83661393769100000
1985-12-01	211.24460822884400000
1986-01-01	199.60770288652000000
1986-02-01	163.07741792227800000
1986-03-01	138.41466635517100000
1986-04-01	116.57950520902400000
1986-05-01	100.41207987526500000
1986-06-01	73.68717018411950000
1986-07-01	37.93478517620100000
1986-08-01	33.21111944600280000
1986-09-01	31.89126226371850000
1986-10-01	31.78375976879050000
1986-11-01	31.74543151182160000
1986-12-01	31.85197199160700000
1987-01-01	35.94306037197200000
1987-02-01	36.59901967332020000
1987-03-01	33.92130241399010000
1987-04-01	29.52076650860300000
1987-05-01	29.08291443274170000
1987-06-01	28.79066884323180000
1987-07-01	27.21291860902750000
1987-08-01	27.39564931726680000
1987-09-01	26.81242865991060000
1987-10-01	26.05752949666640000
1987-11-01	24.94456764281010000
1987-12-01	24.44202502642640000
1988-01-01	22.36257016367720000
1988-02-01	31.82150372874250000
1988-03-01	22.02518947670270000
1988-04-01	21.01790839795960000
1988-05-01	21.21491536441160000
1988-06-01	20.83995509229250000
1988-07-01	20.28226792653730000
1988-08-01	19.13176792720050000
1988-09-01	18.75732731618840000
1988-10-01	18.33592518205490000
1988-11-01	18.74086813357670000
1988-12-01	18.64589891352340000
1989-01-01	21.00991851119220000
1989-02-01	12.20311225784490000
1989-03-01	21.60979914854120000
1989-04-01	21.39175250662150000
1989-05-01	20.89678489837410000
1989-06-01	21.69576051515520000
1989-07-01	22.81713310655570000
1989-08-01	23.51020443271140000
1989-09-01	23.51046713898740000
1989-10-01	23.50597569955480000
1989-11-01	23.07086608234320000
1989-12-01	22.45532208620680000
1990-01-01	20.26825640934310000
1990-02-01	18.39416054739760000
1990-03-01	18.56115100874890000
1990-04-01	18.82519423400610000
1990-05-01	18.68439460717930000
1990-06-01	17.00819670475880000
1990-07-01	17.57209948353280000
1990-08-01	17.31658935130760000
1990-09-01	17.40547580115200000
1990-10-01	17.35483878326540000
1990-11-01	17.01855410844490000
1990-12-01	17.00507633448450000
1991-01-01	16.23296178995150000
1991-02-01	17.13933417289420000
1991-03-01	17.65776684202860000
1991-04-01	18.70160839580410000
1991-05-01	19.81132085667680000
1991-06-01	20.49036782117030000
1991-07-01	19.85168285925930000
1991-08-01	19.83098585693890000
1991-09-01	20.09994460180330000
1991-10-01	20.39582199130760000
1991-11-01	19.90158544144750000
1991-12-01	18.76355741626130000
1992-01-01	17.80383791444960000
1992-02-01	17.89473679951940000
1992-03-01	17.01908210278460000
1992-04-01	15.15303556767220000
1992-05-01	13.63188987862820000
1992-06-01	12.88759694003110000
1992-07-01	12.23227011451230000
1992-08-01	12.08274572878560000
1992-09-01	12.43643090894120000
1992-10-01	11.50684929583600000
1992-11-01	12.31190144651060000
1992-12-01	13.33333340533190000
1993-01-01	13.16742070370620000
1993-02-01	12.58928563297420000
1993-03-01	13.04539442036260000
1993-04-01	12.81045740452670000
1993-05-01	12.29969682703500000
1993-06-01	12.01716721533450000
1993-07-01	12.04410518514860000
1993-08-01	11.53523492492190000
1993-09-01	10.69078926934450000
1993-10-01	11.30221123914970000
1993-11-01	10.88103950061000000
1993-12-01	10.39484283333250000
1994-01-01	10.42283078231090000
1994-02-01	10.33768179656910000
1994-03-01	9.41083180390313000
1994-04-01	9.61567535786543000
1994-05-01	10.56234716016420000
1994-06-01	11.05148164851460000
1994-07-01	11.19970361479650000
1994-08-01	11.18117078773600000
1994-09-01	11.18609475806930000
1994-10-01	10.70311501535380000
1994-11-01	10.46507372484760000
1994-12-01	10.77417273120920000
1995-01-01	10.95238102782740000
1995-02-01	10.77504731200030000
1995-03-01	10.59044030666860000
1995-04-01	10.00926782089740000
1995-05-01	9.81651373876170000
1995-06-01	9.16515416278674000
1995-07-01	8.59444946691324000
1995-08-01	9.07473322135792000
1995-09-01	8.43585222051636000
1995-10-01	8.21678325148206000
1995-11-01	8.36966003604836000
1995-12-01	8.92547652968623000
1996-01-01	8.92703857128585000
1996-02-01	8.95904431753666000
1996-03-01	9.32203390960694000
1996-04-01	10.02527370790910000
1996-05-01	10.94402677539320000
1996-06-01	11.88694926453970000
1996-07-01	12.03627369117670000
1996-08-01	11.90864599937390000
1996-09-01	12.15559162054700000
1996-10-01	12.19709213739840000
1996-11-01	12.14802900933140000
1996-12-01	11.61495624758890000
1997-01-01	11.26871568136640000
1997-02-01	11.58966329314840000
1997-03-01	11.62790702132520000
1997-04-01	11.33231243170320000
1997-05-01	10.09036150773520000
1997-06-01	10.02971775250210000
1997-07-01	10.22810883227520000
1997-08-01	9.62099128899510000
1997-09-01	9.46531795052931000
1997-10-01	9.79121661224203000
1997-11-01	9.18220946568286000
1997-12-01	8.69565212514578000
1998-01-01	8.78186965049868000
1998-02-01	8.21052637955834000
1998-03-01	7.49999998829114000
1998-04-01	7.56533700945717000
1998-05-01	6.97674412167817000
1998-06-01	6.27954086389595000
1998-07-01	5.60747657520411000
1998-08-01	5.98404253927762000
1998-09-01	6.33663370185947000
1998-10-01	8.32786899919880000
1998-11-01	9.32982913429321000
1998-12-01	9.63934427660174000
1999-01-01	8.82242840895731000
1999-02-01	8.08928334861486000
1999-03-01	7.67033274321902000
1999-04-01	5.85635130846657000
1999-05-01	6.36527601355938000
1999-06-01	5.89178842738182000
1999-07-01	5.96006648824413000
1999-08-01	5.86145965904778000
1999-09-01	5.33725422364241000
1999-10-01	2.72295187588141000
1999-11-01	1.88649337479272000
1999-12-01	1.20857755589800000
2000-01-01	2.28571430800201000
2000-02-01	2.29226363311733000
2000-03-01	2.38777457849044000
2000-04-01	4.23076915974155000
2000-05-01	3.44497618039832000
2000-06-01	4.01146132423521000
2000-07-01	3.98860399318900000
2000-08-01	3.49056596559261000
2000-09-01	2.15759856032912000
2000-10-01	2.06378996759021000
2000-11-01	1.40845066874066000
2000-12-01	1.78739424743567000
2001-01-01	0.38012094642630800
2001-02-01	0.66129777507923000
2001-03-01	0.87061563431106700
2001-04-01	0.95341331064241700
2001-05-01	1.03311739628354000
2001-06-01	0.68888884122487600
2001-07-01	1.12666658835742000
2001-08-01	1.43614402881397000
2001-09-01	2.28080804469201000
2001-10-01	2.07605690926172000
2001-11-01	1.92925927248870000
2001-12-01	1.54057296739304000
2002-01-01	3.11557791393412000
2002-02-01	4.02010053410854000
2002-03-01	4.60921847299097000
2002-04-01	4.95049508783550000
2002-05-01	6.15079369851233000
2002-06-01	6.91699610088170000
2002-07-01	6.84931512090315000
2002-08-01	6.13437200386758000
2002-09-01	6.22568098121212000
2002-10-01	6.34146346301611000
2002-11-01	6.79133863495039000
2002-12-01	7.10059177073771000
2003-01-01	6.36929827434372000
2003-02-01	5.75478263605840000
2003-03-01	4.84310346857370000
2003-04-01	3.96783016926029000
2003-05-01	2.29551401987690000
2003-06-01	0.96303137243023000
2003-07-01	0.03846148144613030
2003-08-01	0.41853209778891200
2003-09-01	-0.74615383812948000
2003-10-01	-0.26926604023723000
2003-11-01	-0.89548391297925800
2003-12-01	-1.38121547955927000
2004-01-01	-1.66830232813819000
2004-02-01	-1.66340515878615000
2004-03-01	-1.66340515878615000
2004-04-01	-0.77745389281195200
2004-05-01	0.09784732025452780
2004-06-01	0.19607847488561200
2004-07-01	0.68627448313462200
2004-08-01	0.78277880018928300
2004-09-01	1.38339915482564000
2004-10-01	0.88669940379279400
2004-11-01	1.19521914620292000
2004-12-01	1.29999998369269000
2005-01-01	0.59880240684583800
2005-02-01	0.29850746847001900
2005-03-01	0.49751248781358300
2005-04-01	-0.09794315512382960
2005-05-01	-0.39100681040864400
2005-06-01	-0.09784743933104490
2005-07-01	0.48685496615641900
2005-08-01	0.29126214154313700
2005-09-01	0.09746584925184380
2005-10-01	0.58593751137372300
2005-11-01	1.18110238436869000
2005-12-01	1.38203350959397000
2006-01-01	1.68650800932941000
2006-02-01	2.18253968445602000
2006-03-01	2.47524753131389000
2006-04-01	2.25490192428949000
2006-05-01	2.25711478106257000
2006-06-01	2.35063667651686000
2006-07-01	1.64728677417071000
2006-08-01	1.54888672819158000
2006-09-01	1.46056477997247000
2006-10-01	0.77669908349891900
2006-11-01	0.48638125305681800
2006-12-01	0.38948402032385500
2007-01-01	0.70917067781708400
2007-02-01	0.32111658341920000
2007-03-01	0.03714979452525280
2007-04-01	-0.33187908314174000
2007-05-01	-0.33589250133767300
2007-06-01	-0.02574160030499610
2007-07-01	0.58303154791952100
2007-08-01	1.27602483908852000
2007-09-01	1.15906910004711000
2007-10-01	1.34879572473123000
2007-11-01	1.83935141639338000
2007-12-01	1.93617845963828000
2008-01-01	1.71026156490956000
2008-02-01	1.60804013341845000
2008-03-01	1.80541618744297000
2008-04-01	2.89710281137813000
2008-05-01	3.10000003949122000
2008-06-01	2.78330016985942000
2008-07-01	2.95275588212610000
2008-08-01	3.71456500735104000
2008-09-01	4.13793105040729000
2008-10-01	4.44225070817179000
2008-11-01	4.44225070817179000
2008-12-01	4.74308292065338000
2009-01-01	5.06416087346278000
2009-02-01	4.96135845447783000
2009-03-01	4.85490970961438000
2009-04-01	4.33695790563284000
2009-05-01	4.43737468849213000
2009-06-01	4.63694395717482000
2009-07-01	4.92695983219767000
2009-08-01	4.12924910575451000
2009-09-01	4.03166189006950000
2009-10-01	4.22804041949728000
2009-11-01	4.12980472686601000
2009-12-01	3.83528304863194000
2010-01-01	3.22896285092800000
2010-02-01	3.42801172841466000
2010-03-01	3.51562500387096000
2010-04-01	2.80464219819225000
2010-05-01	2.79922782948221000
2010-06-01	2.59365991739270000
2010-07-01	1.98863639245229000
2010-08-01	1.69332084549520000
2010-09-01	1.51228733701101000
2010-10-01	1.50801131128673000
2010-11-01	1.69811315616956000
2010-12-01	1.88857412904786000
2011-01-01	2.58290684485008000
2011-02-01	2.38449337002776000
2011-03-01	2.80524369919861000
2011-04-01	3.11872850271919000
2011-05-01	3.12590761912707000
2011-06-01	3.13662604024916000
2011-07-01	2.57264778247212000
2011-08-01	2.68774284570907000
2011-09-01	3.05831007764291000
2011-10-01	2.67194358633701000
2011-11-01	2.27908938878221000
2011-12-01	2.18429873229266000
2012-01-01	1.87747030621439000
2012-02-01	2.07715133593047000
2012-03-01	1.66830226269929000
2012-04-01	1.65853659018270000
2012-05-01	1.55793571635837000
2012-06-01	1.26213593306301000
2012-07-01	1.54888671829201000
2012-08-01	1.54142579931188000
2012-09-01	0.77294685065180600
2012-10-01	0.87040620483990900
2012-11-01	0.77594567447863200
2012-12-01	0.29097960236423100
2013-01-01	0.23906404157987100
2013-02-01	-0.05976257542132520
2013-03-01	-0.04379827597461390
2013-04-01	-0.51948178175226600
2013-05-01	-0.61486091729792300
2013-06-01	-0.11593953504130000
2013-07-01	-0.19118205801366300
2013-08-01	-0.36842986949530700
2013-09-01	0.58255037990110900
2013-10-01	0.58255037990110900
2013-11-01	0.76944183046974900
2013-12-01	1.05541585827535000
2014-01-01	1.00704934829454000
2014-02-01	1.10998985079898000
2014-03-01	0.80402012332068900
2014-04-01	1.40562245299299000
2014-05-01	1.50602410036815000
2014-06-01	1.09890104107151000
2014-07-01	0.79522824765718800
2014-08-01	0.49553983924459600
2014-09-01	0.49603174742755400
2014-10-01	0.59523773511664400
2014-11-01	0.59642141231520700
2014-12-01	0.79681277191739000
2015-01-01	0.60498686893950500
2015-02-01	0.23527166803634500
2015-03-01	0.41564630995843400
2015-04-01	0.29767786252413000
2015-05-01	0.29940387212591000
2015-06-01	0.40635836568101400
2015-07-01	0.71674470261234500
2015-08-01	0.82976248582458300
2015-09-01	0.29859424256990600
2015-10-01	-0.05917733651674650
2015-11-01	-0.16178209226588400
2015-12-01	-0.38110568997249800
2016-01-01	-0.13380079772974400
2016-02-01	0.06786176648300400
2016-03-01	-0.22062295381141400
2016-04-01	-0.15102889662103000
2016-05-01	-0.14421586995159300
2016-06-01	0.01227664584968640
2016-07-01	0.04330485230291670
2016-08-01	-0.07337135453947610
2016-09-01	0.04082331647887970
2016-10-01	0.43068372291808000
2016-11-01	0.28070988892643800
2016-12-01	0.34807911065658800
2017-01-01	-0.00518217426468157
2017-02-01	0.05324561311023220
2017-03-01	0.31094336217358300
2017-04-01	0.41412462117886900
2017-05-01	0.26182809115626300
2017-06-01	-0.38457649235744100
2017-07-01	-0.38017748721853700
2017-08-01	-0.13756558628565000
2017-09-01	0.11534578300507800
2017-10-01	-0.09707033306210860
2017-11-01	0.19302280765613700
2017-12-01	0.29632938841048900
2018-01-01	0.71833734478535200
2018-02-01	1.12142665984511000
2018-03-01	1.38355423664947000
2018-04-01	0.78646452041478100
2018-05-01	1.05165639358237000
2018-06-01	1.42758833388590000
2018-07-01	1.13482547943907000
2018-08-01	1.22997508179638000
2018-09-01	1.13877977629621000