Month Percent, Not Seasonally adjusted 1981-01-01 31.172839506172800 1981-02-01 33.027522935779800 1981-03-01 29.325513196480900 1981-04-01 22.314049586776900 1981-05-01 21.563342318059300 1981-06-01 23.359580052493400 1981-07-01 30.446194225721800 1981-08-01 31.233595800524900 1981-09-01 30.389610389610400 1981-10-01 28.753180661577600 1981-11-01 24.570024570024600 1981-12-01 25.735294117647100 1982-01-01 20.941176470588300 1982-02-01 18.160919540229900 1982-03-01 24.489795918367400 1982-04-01 25.225225225225200 1982-05-01 24.833702882483400 1982-06-01 20.425531914893600 1982-07-01 17.102615694165000 1982-08-01 17.800000000000000 1982-09-01 17.729083665338700 1982-10-01 17.984189723320100 1982-11-01 17.948717948717900 1982-12-01 17.348927875243700 1983-01-01 18.677042801556400 1983-02-01 18.677042801556400 1983-03-01 14.025500910746800 1983-04-01 23.021582733813000 1983-05-01 26.642984014209600 1983-06-01 30.212014134275600 1983-07-01 28.178694158075600 1983-08-01 30.050933786078100 1983-09-01 30.964467005076100 1983-10-01 31.658291457286500 1983-11-01 39.130434782608700 1983-12-01 44.352159468438600 1984-01-01 44.262295081967200 1984-02-01 44.590163934426200 1984-03-01 39.297124600639000 1984-04-01 27.339181286549700 1984-05-01 22.159887798036500 1984-06-01 21.302578018995900 1984-07-01 29.624664879356600 1984-08-01 32.375979112271600 1984-09-01 40.956072351421200 1984-10-01 40.458015267175500 1984-11-01 39.663461538461600 1984-12-01 39.470655926352100 1985-01-01 57.159090909090900 1985-02-01 61.904761904761900 1985-03-01 74.426605504587100 1985-04-01 82.204362801377700 1985-05-01 87.026406429391500 1985-06-01 90.827740492170000 1985-07-01 97.518097207859400 1985-08-01 91.420118343195300 1985-09-01 83.409715857012000 1985-10-01 100.000000000000000 1985-11-01 95.008605851979300 1985-12-01 92.161716171617200 1986-01-01 78.814172089660200 1986-02-01 97.829131652661100 1986-03-01 91.584483892176200 1986-04-01 100.000000000000000 1986-05-01 101.227747084101000 1986-06-01 108.558030480657000 1986-07-01 110.575916230367000 1986-08-01 120.144255538382000 1986-09-01 128.435782108946000 1986-10-01 121.829710144928000 1986-11-01 133.318623124448000 1986-12-01 131.945040790039000 1987-01-01 133.683784876668000 1987-02-01 141.238938053097000 1987-03-01 158.956760466712000 1987-04-01 148.109640831758000 1987-05-01 148.566198901769000 1987-06-01 143.901068015739000 1987-07-01 171.382396817504000 1987-08-01 169.787034870115000 1987-09-01 168.803325311748000 1987-10-01 150.857492854226000 1987-11-01 192.282958199357000 1987-12-01 211.014439096631000 1988-01-01 196.002768645094000 1988-02-01 163.903154805576000 1988-03-01 173.257354890008000 1988-04-01 167.136507936508000 1988-05-01 170.274914089347000 1988-06-01 224.026273334870000 1988-07-01 178.268437929455000 1988-08-01 178.912213740458000 1988-09-01 202.205583136648000 1988-10-01 232.717506307479000 1988-11-01 217.737656118553000 1988-12-01 213.207547169811000 1989-01-01 259.534666198994000 1989-02-01 327.456213511259000 1989-03-01 326.639185257032000 1989-04-01 478.941864334268000 1989-05-01 582.108800290618000 1989-06-01 577.442298801522000 1989-07-01 744.743686827116000 1989-08-01 960.044163841632000 1989-09-01 1111.631476893250000 1989-10-01 1541.053301044500000 1989-11-01 1882.617107942970000 1989-12-01 2976.964007449360000 1990-01-01 3471.426945465190000 1990-02-01 2907.367517365180000 1990-03-01 2661.532515658210000 1990-04-01 1946.021085128740000 1990-05-01 1628.223734139290000 1990-06-01 1259.837261798520000 1990-07-01 979.703711210021000 1990-08-01 732.777640859534000 1990-09-01 681.987450628246000 1990-10-01 454.049985168712000 1990-11-01 291.363736754788000 1990-12-01 140.556646656291000 1991-01-01 91.982696099565700 1991-02-01 101.310421608267000 1991-03-01 100.389725376975000 1991-04-01 107.674736846330000 1991-05-01 128.665186973668000 1991-06-01 137.938521144214000 1991-07-01 140.669848341605000 1991-08-01 157.705169732589000 1991-09-01 127.448840808542000 1991-10-01 143.046404295932000 1991-11-01 158.498987739216000 1991-12-01 183.568357048799000 1992-01-01 209.102188385870000 1992-02-01 210.166286910720000 1992-03-01 216.686735380958000 1992-04-01 224.998173922218000 1992-05-01 201.031513961901000 1992-06-01 209.262490975022000 1992-07-01 199.562990372169000 1992-08-01 183.580449228467000 1992-09-01 167.103553567570000 1992-10-01 145.900347872886000 1992-11-01 131.262813169344000 1992-12-01 112.550499190628000 1993-01-01 84.408598273324000 1993-02-01 72.330101963240000 1993-03-01 69.545457670658000 1993-04-01 60.000000000000000 1993-05-01 54.901963417724900 1993-06-01 48.529410916048000 1993-07-01 43.157892944882400 1993-08-01 40.202702458401500 1993-09-01 39.999998128551300 1993-10-01 40.694001864436700 1993-11-01 39.384616992289500 1993-12-01 38.805970721444300 1994-01-01 36.443146322866900 1994-02-01 34.647885738725200 1994-03-01 -14.745306126352700 1994-04-01 28.645832713984500 1994-05-01 27.341772069586200 1994-06-01 26.237624042148800 1994-07-01 25.735294992021900 1994-08-01 25.542168881837700 1994-09-01 24.824356183209700 1994-10-01 20.852018848289800 1994-11-01 20.529801950344100 1994-12-01 20.215054119814600 1995-01-01 20.940173481089100 1995-02-01 19.874477137337900 1995-03-01 82.389936006245700 1995-04-01 19.230769564071900 1995-05-01 17.892645511357400 1995-06-01 17.450978982184600 1995-07-01 18.323587080821600 1995-08-01 18.426103352438100 1995-09-01 17.823639719606300 1995-10-01 17.625232092682600 1995-11-01 17.216117426730200 1995-12-01 15.742396119391400 1996-01-01 16.607771401694400 1996-02-01 16.753926597262200 1996-03-01 16.724137451698300 1996-04-01 16.638372171367100 1996-05-01 17.200673091620500 1996-06-01 16.193655862818600 1996-07-01 15.980230290066900 1996-08-01 15.235008283651600 1996-09-01 14.012737883812400 1996-10-01 13.249211306765600 1996-11-01 12.812500181159500 1996-12-01 12.210201823887300 1997-01-01 10.757575937750000 1997-02-01 10.612855128631000 1997-03-01 10.192024035311700 1997-04-01 9.461425479134880 1997-05-01 10.071942771011400 1997-06-01 10.775863606659100 1997-07-01 9.943182088826990 1997-08-01 9.563992892156180 1997-09-01 10.055865854983600 1997-10-01 10.445683907230900 1997-11-01 10.110802992870400 1997-12-01 9.779614392752640 1998-01-01 10.123120625323900 1998-02-01 11.621621225527900 1998-03-01 11.796245823143500 1998-04-01 11.436169824165900 1998-05-01 9.803922921908160 1998-06-01 10.116730451669800 1998-07-01 10.077520208769700 1998-08-01 10.269576974900900 1998-09-01 9.390862585661780 1998-10-01 9.205548248008200 1998-11-01 9.056603651664240 1998-12-01 9.284817672374910 1999-01-01 9.068322686292560 1999-02-01 7.021792035266390 1999-03-01 6.714628810253840 1999-04-01 6.801909714281550 1999-05-01 7.023809546055510 1999-06-01 6.124853862744030 1999-07-01 8.685445584777600 1999-08-01 8.614667882362520 1999-09-01 8.468678988310490 1999-10-01 8.314087645650180 1999-11-01 8.535178397720440 1999-12-01 8.840414213366130 2000-01-01 9.152566195359220 2000-02-01 9.328901328176230 2000-03-01 9.401634326062470 2000-04-01 9.797026139188190 2000-05-01 9.869668452538310 2000-06-01 10.405683780468000 2000-07-01 8.183812242969940 2000-08-01 8.453590799956700 2000-09-01 8.896061130718500 2000-10-01 9.104829207940040 2000-11-01 9.963276308616510 2000-12-01 10.044591303705400 2001-01-01 10.077082158300400 2001-02-01 10.384041759880700 2001-03-01 10.843819393042200 2001-04-01 10.652731939860700 2001-05-01 10.324699014958000 2001-06-01 10.740807824669400 2001-07-01 10.467625899280600 2001-08-01 9.846866096866100 2001-09-01 10.829941603256100 2001-10-01 10.686619718309900 2001-11-01 10.186313773289200 2001-12-01 9.827288428324710 2002-01-01 10.896669513236600 2002-02-01 11.298767100152000 2002-03-01 10.667779632721200 2002-04-01 10.919635459817700 2002-05-01 11.574074074074100 2002-06-01 10.974811907098500 2002-07-01 11.966786063171600 2002-08-01 12.562814070351800 2002-09-01 10.953217307999300 2002-10-01 10.163830125656100 2002-11-01 9.687104930467750 2002-12-01 9.718509199559670 2003-01-01 8.409055906360670 2003-02-01 7.572078907435500 2003-03-01 7.376678232010870 2003-04-01 7.021213026590980 2003-05-01 7.261410788381730 2003-06-01 7.885040530582180 2003-07-01 7.488730551112420 2003-08-01 6.926843317972360 2003-09-01 6.590876385091370 2003-10-01 6.526133410337840 2003-11-01 6.339144215530920 2003-12-01 6.679088433424120 2004-01-01 6.591845432589870 2004-02-01 6.446607419946390 2004-03-01 6.097218319752720 2004-04-01 6.448911222780570 2004-05-01 6.065211384360310 2004-06-01 6.092896174863370 2004-07-01 6.331168831168810 2004-08-01 6.707070707070700 2004-09-01 5.656811124611880 2004-10-01 5.746814854974250 2004-11-01 5.663189269746620 2004-12-01 4.877065699314790 2005-01-01 4.478208716513390 2005-02-01 4.227405247813430 2005-03-01 4.422669491525420 2005-04-01 3.540519276160490 2005-05-01 3.256480395988020 2005-06-01 2.665464846767970 2005-07-01 2.709923664122150 2005-08-01 2.650511170011360 2005-09-01 2.990033222591340 2005-10-01 2.819789797487830 2005-11-01 2.782408001025780 2005-12-01 3.010504739943630 2006-01-01 2.755453501722150 2006-02-01 2.644628099173540 2006-03-01 3.081410093837190 2006-04-01 3.508105369807500 2006-05-01 3.582692065093990 2006-06-01 3.511852502194910 2006-07-01 3.901895206243030 2006-08-01 3.799336038362230 2006-09-01 3.709677419354860 2006-10-01 3.403141361256540 2006-11-01 3.680139720558890 2006-12-01 4.365128715333920 2007-01-01 4.953445065176920 2007-02-01 4.607952434039390 2007-03-01 3.739697379751500 2007-04-01 3.511562461764340 2007-05-01 4.201680672268900 2007-06-01 4.652853507815340 2007-07-01 4.947544110634250 2007-08-01 5.176498460080560 2007-09-01 4.833114008852720 2007-10-01 4.942736588306200 2007-11-01 5.053543496570800 2007-12-01 4.885605338417530 2008-01-01 4.755145493257630 2008-02-01 5.293072824156300 2008-03-01 5.822364520336760 2008-04-01 5.969267139479920 2008-05-01 5.154277699859750 2008-06-01 5.268032881787660 2008-07-01 5.373168238100650 2008-08-01 5.338439013402400 2008-09-01 4.781467533949550 2008-10-01 4.641010913268250 2008-11-01 4.375214752032990 2008-12-01 3.794592138150420 2009-01-01 3.342366757000900 2009-02-01 3.328834907782270 2009-03-01 3.216046615867330 2009-04-01 2.476296709425540 2009-05-01 2.734244748249420 2009-06-01 3.167619885613720 2009-07-01 2.910737386804650 2009-08-01 2.555329840692830 2009-09-01 1.982138967545210 2009-10-01 2.009002085849160 2009-11-01 1.898386919784920 2009-12-01 1.619964973730300 2010-01-01 1.912150349650350 2010-02-01 1.828471919895520 2010-03-01 1.617631093258050 2010-04-01 2.068139762708160 2010-05-01 1.958238667099420 2010-06-01 1.449893390191900 2010-07-01 0.879949717159016 2010-08-01 1.063386155129270 2010-09-01 -0.299017513882959 2010-10-01 -0.376668101592774 2010-11-01 -0.398449278483743 2010-12-01 0.053856096510131 2011-01-01 -0.879168006861786 2011-02-01 -2.479692176143650 2011-03-01 -0.534188034188035 2011-04-01 -0.629199104191096 2011-05-01 -0.604838709677412 2011-06-01 -1.050861706599410 2011-07-01 -0.799584631360325 2011-08-01 -1.041881576232720 2011-09-01 1.403170522707800 2011-10-01 0.983039861726273 2011-11-01 1.070385987674360 2011-12-01 0.387555172785008 2012-01-01 1.687398593834500 2012-02-01 3.342832091188080 2012-03-01 0.923737916219125 2012-04-01 1.083923588752940 2012-05-01 0.683249706416138 2012-06-01 0.764655904842819 2012-07-01 0.711818276981044 2012-08-01 1.032002501824250 2012-09-01 1.943593535438900 2012-10-01 1.989730423620020 2012-11-01 2.310654685494220 2012-12-01 2.605898123324410 2013-01-01 2.042335921710460 2013-02-01 1.930215293244250 2013-03-01 2.139208173690930 2013-04-01 2.410022295360450 2013-05-01 2.597815714134250 2013-06-01 2.835160202360870 2013-07-01 3.617087620829440 2013-08-01 3.611225753198510 2013-09-01 2.207025178737950 2013-10-01 2.706104468219010 2013-11-01 1.808866583019670 2013-12-01 0.585284280936437 2014-01-01 1.824246846659030 2014-02-01 1.706378108417440 2014-03-01 2.094404501406700 2014-04-01 2.042297325316200 2014-05-01 2.170318313352620 2014-06-01 2.306036691606030 2014-07-01 1.344166917444070 2014-08-01 1.045608444532960 2014-09-01 1.074614760746140 2014-10-01 1.296977124183000 2014-11-01 0.421074252849942 2014-12-01 2.899002493765600 2015-01-01 1.760851760851760 2015-02-01 2.260869565217380 2015-03-01 1.724841804449880 2015-04-01 0.599410748755451 2015-05-01 0.293344123002227 2015-06-01 -0.150270486876372 2015-07-01 0.386023953281205 2015-08-01 0.561742386912392 2015-09-01 0.631895687061192 2015-10-01 0.635144671841917 2015-11-01 2.065862139496830 2015-12-01 0.696758558012714 2016-01-01 0.331991951710258 2016-02-01 0.140056022408959 2016-03-01 0.581920337112463 2016-04-01 1.070490809937380 2016-05-01 1.976802824004040 2016-06-01 2.588542189224430 2016-07-01 2.514296982843630 2016-08-01 2.165817326538610 2016-09-01 1.933619057111520 2016-10-01 1.683029453015440 2016-11-01 1.513026052104220 2016-12-01 1.694745286803050 2017-01-01 1.213275844780910 2017-02-01 2.407592407592430 2017-03-01 1.536159600997510 2017-04-01 2.617905675459650 2017-05-01 1.671446938977340 2017-06-01 1.750611246943770 2017-07-01 1.471578339905730 2017-08-01 1.717026378896880 2017-09-01 1.535152048499080 2017-10-01 1.467980295566490 2017-11-01 1.342414371730320 2017-12-01 1.341090622226610 2018-01-01 1.723796314642370 2018-02-01 1.053555750658460 2018-03-01 1.424501424501420 2018-04-01 1.577409931840290 2018-05-01 2.821011673151740 2018-06-01 2.499038831218760 2018-07-01 2.436018957345980 2018-08-01 2.244436061863450 2018-09-01 2.340138674884440