Month Growth rate previous period 1970-02-01 0.41568922211045600 1970-03-01 0.64167511409817900 1970-04-01 0.55240196535181200 1970-05-01 0.31987611742648400 1970-06-01 0.49816191355905000 1970-07-01 0.23692041656499700 1970-08-01 0.14452815577854300 1970-09-01 0.73341455739353400 1970-10-01 0.73298908681385100 1970-11-01 0.58266199133046500 1970-12-01 0.46677197633813700 1971-01-01 0.58139622200432200 1971-02-01 0.30195439793662700 1971-03-01 0.39949022440016700 1971-04-01 0.69068994706777300 1971-05-01 0.59513436102517300 1971-06-01 0.39132709879026200 1971-07-01 0.54526565478338000 1971-08-01 0.23229120065481900 1971-09-01 0.55707697295833000 1971-10-01 0.48128562490806200 1971-11-01 0.32155544720188000 1971-12-01 0.27733285403584000 1972-01-01 0.32859412965981400 1972-02-01 0.40217061508977300 1972-03-01 0.45484699266896200 1972-04-01 0.52161192312735500 1972-05-01 0.43698941848080100 1972-06-01 0.43755221914777700 1972-07-01 0.49170897440163300 1972-08-01 0.36069762627229000 1972-09-01 0.41397673259165200 1972-10-01 0.61346138651862500 1972-11-01 0.38361488384553900 1972-12-01 0.35141867244371600 1973-01-01 0.41505137859002700 1973-02-01 0.44434516065917900 1973-03-01 0.67599887620890200 1973-04-01 0.86219039546780600 1973-05-01 0.81555520695840200 1973-06-01 0.57510926915935700 1973-07-01 0.50612701646541100 1973-08-01 0.53524433472427800 1973-09-01 1.08368285149898000 1973-10-01 1.00322661198673000 1973-11-01 0.66435592768372400 1973-12-01 0.99158266821177400 1974-01-01 0.94703901583085700 1974-02-01 1.11946498120193000 1974-03-01 1.11941586759156000 1974-04-01 1.34982312033655000 1974-05-01 1.10151783420023000 1974-06-01 0.92881140155578100 1974-07-01 1.16421521024360000 1974-08-01 0.89872904010683300 1974-09-01 1.21112139945416000 1974-10-01 1.48166725649581000 1974-11-01 1.13504743976467000 1974-12-01 0.62423664518406600 1975-01-01 0.95710687859732200 1975-02-01 0.73968490084369600 1975-03-01 0.74449205111764400 1975-04-01 1.24715210739978000 1975-05-01 0.90333231103916800 1975-06-01 0.64072528661851000 1975-07-01 0.56134346214829500 1975-08-01 0.36719371259343100 1975-09-01 0.95383373202722800 1975-10-01 0.83709113251348800 1975-11-01 0.65390269900849400 1975-12-01 0.52758827016966600 1976-01-01 0.90300186178686600 1976-02-01 0.72646452847259000 1976-03-01 0.79768207118382600 1976-04-01 0.98259390033967500 1976-05-01 0.81205098080269900 1976-06-01 0.57707018150357600 1976-07-01 0.69336905699287400 1976-08-01 0.49201431020118500 1976-09-01 1.02307747843435000 1976-10-01 1.08437920922205000 1976-11-01 0.89624962580416000 1976-12-01 0.52708370894817300 1977-01-01 0.97833871893102000 1977-02-01 0.75950567976498000 1977-03-01 0.84559076860971500 1977-04-01 1.16218347577487000 1977-05-01 0.69538752193484100 1977-06-01 0.63742288612427400 1977-07-01 0.53043141890982100 1977-08-01 0.47835754853106800 1977-09-01 0.86393146150448000 1977-10-01 0.88418572463962000 1977-11-01 0.69879985736626700 1977-12-01 0.60300210186452600 1978-01-01 0.83126491829661500 1978-02-01 0.63239992179387900 1978-03-01 0.81879749888235300 1978-04-01 0.98008488218046100 1978-05-01 0.83914905168770800 1978-06-01 0.86053595676048200 1978-07-01 0.63479796562462400 1978-08-01 0.56663174769835800 1978-09-01 1.01721440814875000 1978-10-01 1.00285090859931000 1978-11-01 0.66607214848673700 1978-12-01 0.46301366094079500 1979-01-01 0.84856355896088100 1979-02-01 0.73754974365788400 1979-03-01 0.87562610877134700 1979-04-01 1.07289538951802000 1979-05-01 0.90827033264278900 1979-06-01 0.97646611167598000 1979-07-01 1.17517975261465000 1979-08-01 0.70904736878410800 1979-09-01 1.16397313334713000 1979-10-01 1.26003102401944000 1979-11-01 1.14052276294937000 1979-12-01 0.92810156488064400 1980-01-01 1.63921566986408000 1980-02-01 1.29754191259726000 1980-03-01 1.09951066016842000 1980-04-01 1.42533917565624000 1980-05-01 0.94573883744943300 1980-06-01 1.05949879077058000 1980-07-01 0.49310043423939000 1980-08-01 0.64177067659973400 1980-09-01 1.17059836111390000 1980-10-01 1.17351384409952000 1980-11-01 0.99019217362836500 1980-12-01 0.80739832610332900 1981-01-01 0.95696116446484900 1981-02-01 0.71157967034065100 1981-03-01 0.75360811689277800 1981-04-01 1.15216430312360000 1981-05-01 1.05454284137750000 1981-06-01 0.90595812980356400 1981-07-01 0.87085453167030600 1981-08-01 0.66678307360155600 1981-09-01 1.25414763274091000 1981-10-01 0.98518289532301100 1981-11-01 0.74658637734992500 1981-12-01 0.55542996787636100 1982-01-01 0.81210120899321400 1982-02-01 0.64738918467788700 1982-03-01 0.69033812161559000 1982-04-01 1.18170909830159000 1982-05-01 1.11817402760716000 1982-06-01 1.08059408116997000 1982-07-01 0.68449744743501000 1982-08-01 0.92260697200168900 1982-09-01 0.94216954628560900 1982-10-01 1.00908452742779000 1982-11-01 0.67417162207997000 1982-12-01 0.81679895083321300 1983-01-01 1.14905949796401000 1983-02-01 0.72574850760030000 1983-03-01 0.75650064243031900 1983-04-01 1.00318173749006000 1983-05-01 0.69826532091108900 1983-06-01 0.59975134311804700 1983-07-01 0.73106173498389400 1983-08-01 0.59784043365768400 1983-09-01 0.96908551629274200 1983-10-01 1.02286233252061000 1983-11-01 0.88129943995219700 1983-12-01 0.56119805543239300 1984-01-01 0.64866580472649200 1984-02-01 0.58874864301290200 1984-03-01 0.63196605621105100 1984-04-01 0.77923451734357200 1984-05-01 0.65302452820534200 1984-06-01 0.63146326782494800 1984-07-01 0.43587299823655400 1984-08-01 0.47130294007153400 1984-09-01 0.91561329011748000 1984-10-01 0.90120510000685900 1984-11-01 0.52717875446664500 1984-12-01 0.50637383267878400 1985-01-01 0.76546347097868300 1985-02-01 0.62397311977729000 1985-03-01 0.75307455220171600 1985-04-01 0.69285929022603000 1985-05-01 0.56085292960547000 1985-06-01 0.45107059284953300 1985-07-01 0.45408703444506800 1985-08-01 0.44677836804067600 1985-09-01 0.73680397594002000 1985-10-01 1.01484899587550000 1985-11-01 0.79800550388667000 1985-12-01 0.60161998879479600 1986-01-01 0.78108327229285200 1986-02-01 0.50904640222919100 1986-03-01 0.59810239842283800 1986-04-01 0.68604298062035000 1986-05-01 0.51248346977829400 1986-06-01 0.56314996291886100 1986-07-01 0.59201840687615300 1986-08-01 0.62929349463200500 1986-09-01 0.87503167331733900 1986-10-01 1.02783213693756000 1986-11-01 0.77412681078481100 1986-12-01 0.72056407643491500 1987-01-01 0.69969133626940400 1987-02-01 0.59761255966483500 1987-03-01 0.74146672855793100 1987-04-01 0.99532189241866900 1987-05-01 0.60591491984111100 1987-06-01 0.59571698891820000 1987-07-01 0.73495056206915300 1987-08-01 0.77796790879473100 1987-09-01 0.98409421548883100 1987-10-01 1.16416240277888000 1987-11-01 1.13341124499638000 1987-12-01 1.52405882605287000 1988-01-01 0.86199634362628000 1988-02-01 0.69920897942757300 1988-03-01 0.85121109821071700 1988-04-01 0.76399356166934100 1988-05-01 0.44190723352753900 1988-06-01 0.35778512534915000 1988-07-01 0.34412466760556300 1988-08-01 0.42737745824992600 1988-09-01 0.68688988118535500 1988-10-01 0.74905833136559600 1988-11-01 0.43690021449823700 1988-12-01 0.34377886317438700 1989-01-01 0.55633740821822100 1989-02-01 0.47052307681120800 1989-03-01 0.58358515019474200 1989-04-01 0.79932857421361200 1989-05-01 0.43826467624228100 1989-06-01 0.27062240148505100 1989-07-01 0.42299158659608700 1989-08-01 0.29228792785339600 1989-09-01 0.62183752556078200 1989-10-01 0.78820789914564600 1989-11-01 0.43849724878443300 1989-12-01 0.37045851084048300 1990-01-01 0.72957598557248800 1990-02-01 0.59858241732205900 1990-03-01 0.75545424111693400 1990-04-01 0.74271238013943700 1990-05-01 0.42933622389564400 1990-06-01 0.40176492074461100 1990-07-01 0.41578574153103800 1990-08-01 0.54943033967540500 1990-09-01 0.78974296554930500 1990-10-01 0.73620412641321300 1990-11-01 0.47306973092612900 1990-12-01 0.29492435379631500 1991-01-01 0.81908483197668400 1991-02-01 0.66066218459435000 1991-03-01 0.56951662893192600 1991-04-01 0.52757715960044200 1991-05-01 0.41375742620502900 1991-06-01 0.36448212612439000 1991-07-01 0.39813896658737900 1991-08-01 0.40431470387371800 1991-09-01 0.62736958722837600 1991-10-01 0.74406305305426800 1991-11-01 0.54241675394735500 1991-12-01 0.29000298206627000 1992-01-01 0.52970543073584700 1992-02-01 0.54001754232519700 1992-03-01 0.65208446275113400 1992-04-01 0.53398760070926000 1992-05-01 0.31905320912597000 1992-06-01 0.26014171388750900 1992-07-01 0.25217887467456600 1992-08-01 0.33887500658820500 1992-09-01 0.57750796920817000 1992-10-01 0.61734270560922600 1992-11-01 0.41637505284934500 1992-12-01 0.15927254591312400 1993-01-01 0.54569494092746300 1993-02-01 0.59968430422313900 1993-03-01 0.49948309983640100 1993-04-01 0.49610873340759600 1993-05-01 0.25187511068911800 1993-06-01 0.22825705076840300 1993-07-01 0.30004616644173300 1993-08-01 0.38494770817209200 1993-09-01 0.42730065997878200 1993-10-01 0.48814361779268000 1993-11-01 0.34479106553262700 1993-12-01 0.17475459420036800 1994-01-01 0.30741167474372300 1994-02-01 0.49798500715161200 1994-03-01 0.53477286384494800 1994-04-01 0.73231262435966000 1994-05-01 0.42363923975597100 1994-06-01 0.23297810830035300 1994-07-01 0.24700928408155600 1994-08-01 0.41313578775279600 1994-09-01 0.51977747115196800 1994-10-01 0.47138952794260100 1994-11-01 0.35532841678538700 1994-12-01 0.27426623457110100 1995-01-01 0.56042992608424800 1995-02-01 0.65650534224320400 1995-03-01 0.76954863362330400 1995-04-01 0.84131655909923600 1995-05-01 0.41493433128621700 1995-06-01 0.35289532191870600 1995-07-01 0.29053212336252800 1995-08-01 0.46310946606155100 1995-09-01 0.67084277196054000 1995-10-01 0.48323280081642300 1995-11-01 0.37058069937779600 1995-12-01 0.27810658517595000 1996-01-01 0.53579833588881400 1996-02-01 0.53567641191042900 1996-03-01 0.56394205678077300 1996-04-01 0.41970487374930100 1996-05-01 0.33790548323720600 1996-06-01 0.27413976250151200 1996-07-01 0.22038559534595300 1996-08-01 0.32625844645929700 1996-09-01 0.59928439719735900 1996-10-01 0.48270018691339000 1996-11-01 0.28309955299395700 1996-12-01 0.31718693804970200 1997-01-01 0.40617182239357500 1997-02-01 0.45509392221279600 1997-03-01 0.51101084500231500 1997-04-01 0.53421460263054600 1997-05-01 0.27764721173668900 1997-06-01 0.15213279455225200 1997-07-01 0.34671835038587700 1997-08-01 0.34036927019393600 1997-09-01 0.60994429118955900 1997-10-01 0.55152689471479600 1997-11-01 0.27409417407357000 1997-12-01 0.25748094225347000 1998-01-01 0.32357883864632600 1998-02-01 0.54892669561744900 1998-03-01 0.45500471766121500 1998-04-01 0.42130479818032200 1998-05-01 0.25347653890845500 1998-06-01 0.15255981653310400 1998-07-01 0.18922396328289100 1998-08-01 0.34618692180705900 1998-09-01 0.52930988273040800 1998-10-01 0.42293339447604600 1998-11-01 0.23811056867528400 1998-12-01 0.25707136039459400 1999-01-01 0.15857451455781200 1999-02-01 0.31696399438675000 1999-03-01 0.41154295865196900 1999-04-01 0.45897508900454300 1999-05-01 0.16551044995692000 1999-06-01 0.19857511697005700 1999-07-01 0.20585345466877800 1999-08-01 0.26457762622323100 1999-09-01 0.50066399611080200 1999-10-01 0.41271653044833900 1999-11-01 0.20794385793024900 1999-12-01 0.24283140744783800 2000-01-01 0.22875934367343500 2000-02-01 0.33905462110731500 2000-03-01 0.44205704166045000 2000-04-01 0.28857637062725000 2000-05-01 0.14535391996581100 2000-06-01 0.14381472160823200 2000-07-01 0.21450659264347300 2000-08-01 0.27030284365972300 2000-09-01 0.36003208218879200 2000-10-01 0.27007246695638100 2000-11-01 0.19930760094843400 2000-12-01 0.17057453489923600 2001-01-01 0.12388982416268000 2001-02-01 0.37871275851012800 2001-03-01 0.43579419214486400 2001-04-01 0.47683325793111200 2001-05-01 0.21560349209195300 2001-06-01 0.24823398506356800 2001-07-01 0.15497855032397800 2001-08-01 0.30627100694651600 2001-09-01 0.34958228107568100 2001-10-01 0.30938950800754900 2001-11-01 0.22687253899890700 2001-12-01 0.14622865695189600 2002-01-01 0.03956288497285090 2002-02-01 0.34706002932155400 2002-03-01 0.41120054815853300 2002-04-01 0.35682139688416200 2002-05-01 0.15932058415128800 2002-06-01 0.09352107048992390 2002-07-01 0.05585799116123750 2002-08-01 0.31642607123605300 2002-09-01 0.24843468363378800 2002-10-01 0.27516957921825700 2002-11-01 0.10346705170379700 2002-12-01 0.09638840759464960 2003-01-01 -0.01180109335595180 2003-02-01 0.28682180492670800 2003-03-01 0.33019491045106500 2003-04-01 0.20870562449137700 2003-05-01 0.10781233421135700 2003-06-01 -0.00703932867718067 2003-07-01 0.01836854618346460 2003-08-01 0.18895787753927300 2003-09-01 0.17086568405074400 2003-10-01 0.27273637647112700 2003-11-01 -0.04797916662079160 2003-12-01 0.06512524874580270 2004-01-01 -0.06049807741154740 2004-02-01 0.31355582538681900 2004-03-01 0.47730595391078600 2004-04-01 0.30620698065561500 2004-05-01 0.11598007053171800 2004-06-01 0.07934715040432960 2004-07-01 -0.03211088066154560 2004-08-01 0.14717586410493000 2004-09-01 0.25310988550584900 2004-10-01 0.29552716610862000 2004-11-01 0.02884594253966070 2004-12-01 0.10933183004315000 2005-01-01 -0.04881563217560400 2005-02-01 0.29115191687207300 2005-03-01 0.46797242931864600 2005-04-01 0.17083795320516300 2005-05-01 0.11834257809005100 2005-06-01 -0.00520724389711107 2005-07-01 0.00743712870247666 2005-08-01 0.15340280283309300 2005-09-01 0.16833005517354700 2005-10-01 0.34163754419759700 2005-11-01 0.04730707636487610 2005-12-01 0.09038818897429320 2006-01-01 -0.09891795094459230 2006-02-01 0.29330606100574300 2006-03-01 0.46092227978202900 2006-04-01 0.32895292470428200 2006-05-01 0.15846325330003000 2006-06-01 0.10403962540800900 2006-07-01 0.03402546235985260 2006-08-01 0.18402876016798700 2006-09-01 0.25502118331760200 2006-10-01 0.26447009686767500 2006-11-01 0.01497826679349210 2006-12-01 0.07665379606817860 2007-01-01 -0.00937682123490210 2007-02-01 0.33959836149879500 2007-03-01 0.39698502888027100 2007-04-01 0.32866925063166400 2007-05-01 0.11356418002312600 2007-06-01 0.06377134830709960 2007-07-01 0.02420633838169210 2007-08-01 0.16484259997628500 2007-09-01 0.19046210078041400 2007-10-01 0.31241472123584200 2007-11-01 0.12019333604295700 2007-12-01 0.12805159583807100 2008-01-01 -0.03612588453637580 2008-02-01 0.26417841532682300 2008-03-01 0.50848040478705100 2008-04-01 0.22740851158355600 2008-05-01 0.21920781509794800 2008-06-01 0.14931454748226200 2008-07-01 0.11246034654377500 2008-08-01 0.22542463307055700 2008-09-01 0.20344023385552400 2008-10-01 0.18717158750820900 2008-11-01 0.02426391805576440 2008-12-01 -0.03780480762846070 2009-01-01 -0.18237960679556000 2009-02-01 0.30543772853364300 2009-03-01 0.37467070921456900 2009-04-01 0.27724251773852600 2009-05-01 0.07724711764184500 2009-06-01 0.05380603650551860 2009-07-01 0.01874906796478970 2009-08-01 0.14379728661732800 2009-09-01 0.16545418138308700 2009-10-01 0.23936890788276000 2009-11-01 -0.03127841532824210 2009-12-01 0.03129747571134170 2010-01-01 -0.16266689644467800 2010-02-01 0.23955684882137500 2010-03-01 0.28216566470400400 2010-04-01 0.16910425196600200 2010-05-01 0.07346540234721690 2010-06-01 0.03480425825355030 2010-07-01 -0.03289508946131640 2010-08-01 0.13441115130610200 2010-09-01 0.11074292732054000 2010-10-01 0.19630789887338000 2010-11-01 0.02359674764711490 2010-12-01 0.04553320100799680 2011-01-01 -0.10132244698092000 2011-02-01 0.29869492769574500 2011-03-01 0.37725963997350600 2011-04-01 0.28844885058141500 2011-05-01 0.18272743331290800 2011-06-01 0.08767354796408380 2011-07-01 0.00632317156760104 2011-08-01 0.25647850559604500 2011-09-01 0.18952769100874600 2011-10-01 0.24858065127165100 2011-11-01 0.05872205412735660 2011-12-01 0.07481176778379880 2012-01-01 -0.13520062372256600 2012-02-01 0.26192835922364300 2012-03-01 0.39143944276738500 2012-04-01 0.31392652176522700 2012-05-01 0.12941872852336300 2012-06-01 0.04512776844773780 2012-07-01 -0.01336340351130550 2012-08-01 0.13671068506263600 2012-09-01 0.16926288463409700 2012-10-01 0.24640447314828500 2012-11-01 0.00693947190167040 2012-12-01 0.00689367227620375 2013-01-01 -0.11570555070343100 2013-02-01 0.27595222804055100 2013-03-01 0.40459727729490900 2013-04-01 0.15742760984964800 2013-05-01 0.18484838039590100 2013-06-01 0.04985110595110540 2013-07-01 0.02842495828574270 2013-08-01 0.16591730662751900 2013-09-01 0.17508042236957200 2013-10-01 0.21926855708733300 2013-11-01 0.05972835632405860 2013-12-01 0.00326220502404469 2014-01-01 -0.13062888019496700 2014-02-01 0.30331155107052600 2014-03-01 0.41980958544671900 2014-04-01 0.47651689318808900 2014-05-01 0.14596980987909600 2014-06-01 0.07357169731207680 2014-07-01 -0.00498366479385872 2014-08-01 0.13558532566335600 2014-09-01 0.11453294717898500 2014-10-01 0.23635934889833400 2014-11-01 -0.03403379188876910 2014-12-01 0.00872766306165404 2015-01-01 -0.11940285300917000 2015-02-01 0.30349447216249300 2015-03-01 0.38851446316204200 2015-04-01 0.33563533300200100 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