Month Percent, Seasonally Adjusted 1978-02-01 21.9193000368712 1978-03-01 21.8197948250132 1978-04-01 22.6227674354071 1978-05-01 22.6603990156142 1978-06-01 22.2722070750076 1978-07-01 22.6411780370882 1978-08-01 22.8953991928304 1978-09-01 21.2355065652506 1978-10-01 22.1548855445386 1978-11-01 21.5447250120178 1978-12-01 21.4698582208181 1979-01-01 21.8824150294887 1979-02-01 21.9093382680027 1979-03-01 21.1461041756901 1979-04-01 21.1953960699155 1979-05-01 20.9895030242849 1979-06-01 21.1279662403678 1979-07-01 20.8205374401105 1979-08-01 20.5871312710536 1979-09-01 20.3882573018779 1979-10-01 20.3638104729182 1979-11-01 20.7819559445737 1979-12-01 20.3726054352271 1980-01-01 20.9651928093676 1980-02-01 21.0968078204126 1980-03-01 21.2473917298276 1980-04-01 21.5013902766266 1980-05-01 22.1954891408006 1980-06-01 21.8220986980331 1980-07-01 22.5725946814817 1980-08-01 22.3364167051972 1980-09-01 22.7676548850362 1980-10-01 21.7106244166625 1980-11-01 21.9359581793351 1980-12-01 21.7584690457178 1981-01-01 21.7305579097705 1981-02-01 21.0535117765936 1981-03-01 20.4650445677350 1981-04-01 20.8742415050887 1981-05-01 20.8555880810706 1981-06-01 20.4882911558767 1981-07-01 21.3746565989528 1981-08-01 21.8491861545310 1981-09-01 21.7394134758492 1981-10-01 21.6873402616989 1981-11-01 21.1364381793979 1981-12-01 21.2302317407960 1982-01-01 20.7783428862510 1982-02-01 20.4173391760530 1982-03-01 20.5502437687184 1982-04-01 20.3951163618996 1982-05-01 19.4335954823717 1982-06-01 19.6626587480573 1982-07-01 18.7835839248375 1982-08-01 18.6726531607046 1982-09-01 19.1946889485831 1982-10-01 21.0157583637521 1982-11-01 20.1726940662330 1982-12-01 20.5945515959751 1983-01-01 20.9277174072842 1983-02-01 21.2621240662847 1983-03-01 21.4825535791496 1983-04-01 20.6495867233299 1983-05-01 20.0230677778639 1983-06-01 20.2484943724229 1983-07-01 20.6415234338606 1983-08-01 20.9148005966843 1983-09-01 20.6581870026779 1983-10-01 20.1400781047480 1983-11-01 19.9104447017881 1983-12-01 21.0000359141719 1984-01-01 20.4597744128571 1984-02-01 21.3574693760603 1984-03-01 20.8739793236270 1984-04-01 20.8867597295676 1984-05-01 20.3062117201103 1984-06-01 20.8045031122850 1984-07-01 20.7677343144155 1984-08-01 20.2008310087445 1984-09-01 20.3448257642478 1984-10-01 20.3715497287262 1984-11-01 20.6938613502440 1984-12-01 20.9124797764486 1985-01-01 20.6735465389131 1985-02-01 20.3000815420146 1985-03-01 20.3205630205409 1985-04-01 19.5190526871950 1985-05-01 19.4649747633944 1985-06-01 20.4281200891379 1985-07-01 20.3042934098443 1985-08-01 19.6728957922209 1985-09-01 20.4451757869523 1985-10-01 20.4989738538074 1985-11-01 20.3932440089146 1985-12-01 20.0655269936643 1986-01-01 20.8948281940610 1986-02-01 21.1759537503632 1986-03-01 21.4067290016316 1986-04-01 22.0335244776106 1986-05-01 21.7900333381988 1986-06-01 21.0198514364221 1986-07-01 21.0161696664006 1986-08-01 21.1721837114572 1986-09-01 21.2282438688273 1986-10-01 21.1707750167731 1986-11-01 22.0236327268649 1986-12-01 21.8170137295954 1987-01-01 22.2454273681011 1987-02-01 22.0720398890001 1987-03-01 23.1993995511492 1987-04-01 22.2297250812682 1987-05-01 22.9547615708955 1987-06-01 22.3551241440324 1987-07-01 22.6030211462095 1987-08-01 22.1981445842098 1987-09-01 21.8244664279601 1987-10-01 22.0799929544461 1987-11-01 21.3575157980858 1987-12-01 21.5723690261529 1988-01-01 22.0550151445441 1988-02-01 21.4163093263850 1988-03-01 22.8571839257302 1988-04-01 22.4249103230803 1988-05-01 22.6934486884921 1988-06-01 22.6414350452490 1988-07-01 22.2773143485173 1988-08-01 23.2876612039998 1988-09-01 22.9723671768705 1988-10-01 23.1555955567135 1988-11-01 23.3801679440647 1988-12-01 24.1607469385234 1989-01-01 23.6056327612258 1989-02-01 23.9188301904043 1989-03-01 24.0052871703044 1989-04-01 23.4165046352422 1989-05-01 24.5264339422488 1989-06-01 23.6523279406577 1989-07-01 23.0439414735995 1989-08-01 23.1303781304048 1989-09-01 23.7324124533206 1989-10-01 23.3211203337325 1989-11-01 23.6369251430024 1989-12-01 23.4066066189035 1990-01-01 23.3665879795066 1990-02-01 23.5973463633037 1990-03-01 23.1916837931733 1990-04-01 23.9547156884475 1990-05-01 24.2698235614708 1990-06-01 24.6777079415379 1990-07-01 25.6289196926953 1990-08-01 25.3657941468034 1990-09-01 25.8857127121742 1990-10-01 25.9240959830930 1990-11-01 26.5034843503246 1990-12-01 25.7661408056791 1991-01-01 25.6260736156670 1991-02-01 25.8046514803585 1991-03-01 24.9802907476252 1991-04-01 25.3644957926696 1991-05-01 25.6102699361013 1991-06-01 25.4128408756820 1991-07-01 24.0909889181959 1991-08-01 25.3596540397280 1991-09-01 25.3640785231103 1991-10-01 25.7208350309305 1991-11-01 25.3319715268941 1991-12-01 25.7873594484509 1992-01-01 25.6813105564498 1992-02-01 25.4191613768045 1992-03-01 24.8412101413090 1992-04-01 25.6486995470273 1992-05-01 24.9929916948527 1992-06-01 25.1568077985801 1992-07-01 25.8372101749596 1992-08-01 25.0102055118888 1992-09-01 25.5020657108002 1992-10-01 25.1910254432064 1992-11-01 25.1087070501807 1992-12-01 24.7561114581169 1993-01-01 26.0286060422927 1993-02-01 25.4694885265898 1993-03-01 25.9477583129468 1993-04-01 25.2219241579528 1993-05-01 25.6671958313712 1993-06-01 25.5399305977101 1993-07-01 26.4784310935485 1993-08-01 26.2354710345293 1993-09-01 26.8721043761803 1993-10-01 27.3123045447736 1993-11-01 27.2453399962701 1993-12-01 26.4992321411441 1994-01-01 26.8727729541077 1994-02-01 27.4409092031616 1994-03-01 27.6389167992746 1994-04-01 27.8333704019717 1994-05-01 27.8917588510001 1994-06-01 27.4141869698050 1994-07-01 27.9708446033405 1994-08-01 27.0895680409976 1994-09-01 28.3040457492308 1994-10-01 27.7388534967572 1994-11-01 27.7439392362973 1994-12-01 28.1358901134501 1995-01-01 27.1177511311454 1995-02-01 27.9300440228959 1995-03-01 27.5733757549056 1995-04-01 28.4668376380274 1995-05-01 28.1203410847242 1995-06-01 28.5339537782728 1995-07-01 28.1305123601603 1995-08-01 28.2464840587994 1995-09-01 28.7904405242382 1995-10-01 29.1176962756467 1995-11-01 29.9384348673086 1995-12-01 30.1232225335036 1996-01-01 30.7388632811297 1996-02-01 31.0792123719284 1996-03-01 31.4392558716263 1996-04-01 30.3202869318220 1996-05-01 30.5020911916191 1996-06-01 30.9903221808071 1996-07-01 30.4772881237301 1996-08-01 31.5372996876966 1996-09-01 30.8025631381055 1996-10-01 30.9241266146315 1996-11-01 30.5684836204019 1996-12-01 30.7063297728791 1997-01-01 30.9511230702679 1997-02-01 31.1847700492513 1997-03-01 32.0269909688291 1997-04-01 31.4987607942350 1997-05-01 30.7260848768798 1997-06-01 31.2640939569018 1997-07-01 31.0698474454256 1997-08-01 30.9868091949823 1997-09-01 31.4787696324632 1997-10-01 29.9007308823292 1997-11-01 31.6164526985462 1997-12-01 31.6069711202202 1998-01-01 31.3858925827319 1998-02-01 31.7550252588805 1998-03-01 31.5888794418931 1998-04-01 32.1957435764168 1998-05-01 32.4730576673979 1998-06-01 32.6178742791357 1998-07-01 33.3044272736508 1998-08-01 32.6055044740291 1998-09-01 32.6782507825697 1998-10-01 32.0735686006107 1998-11-01 32.3127891902089 1998-12-01 32.4113765924072 1999-01-01 32.3049526220207 1999-02-01 31.2023076074464 1999-03-01 31.4908076860328 1999-04-01 31.9754541296291 1999-05-01 31.1361582626925 1999-06-01 31.6772042437753 1999-07-01 32.0785478231490 1999-08-01 31.9446935682587 1999-09-01 33.8148779860218 1999-10-01 33.1438674763317 1999-11-01 34.0526397703858 1999-12-01 33.8291797594717 2000-01-01 34.7405733953441 2000-02-01 34.4940035312852 2000-03-01 34.9460095657605 2000-04-01 35.7431862836212 2000-05-01 35.3647509830344 2000-06-01 35.3988826377685 2000-07-01 35.8324018701282 2000-08-01 36.2509024447701 2000-09-01 35.1760586678769 2000-10-01 35.7241246634067 2000-11-01 34.8535408202969 2000-12-01 35.5114352511079 2001-01-01 35.0681778826474 2001-02-01 36.1198509880967 2001-03-01 36.2042762337169 2001-04-01 37.2194937201356 2001-05-01 37.1306235507561 2001-06-01 37.4878029835406 2001-07-01 36.9266471768104 2001-08-01 37.0557585449198 2001-09-01 37.6662614060682 2001-10-01 38.0685884431196 2001-11-01 38.0106261638004 2001-12-01 38.2570360839147 2002-01-01 38.9758840581889 2002-02-01 39.7093640582619 2002-03-01 39.0900734777927 2002-04-01 38.8437963144054 2002-05-01 38.5723686298179 2002-06-01 38.4652984019677 2002-07-01 38.2933859301524 2002-08-01 38.8659288838094 2002-09-01 38.8038267276513 2002-10-01 39.4633810568093 2002-11-01 39.5067124534978 2002-12-01 40.1165903870099 2003-01-01 40.2794324449642 2003-02-01 40.5267982472970 2003-03-01 40.4805206535499 2003-04-01 40.2523064809982 2003-05-01 41.5890852621011 2003-06-01 41.3024850344593 2003-07-01 40.9416415800880 2003-08-01 40.7420462949622 2003-09-01 40.8933733866955 2003-10-01 40.9465047911110 2003-11-01 40.8718356299818 2003-12-01 41.0161042850585 2004-01-01 40.5531732721162 2004-02-01 41.1384013814345 2004-03-01 41.5079349516000 2004-04-01 41.4083851477806 2004-05-01 42.1957617857468 2004-06-01 42.3435338823210 2004-07-01 42.9317443103926 2004-08-01 42.8838933614576 2004-09-01 43.8451306302640 2004-10-01 43.5926545679088 2004-11-01 43.4347433884483 2004-12-01 43.1351180159549 2005-01-01 44.4122962180698 2005-02-01 43.1437970328212 2005-03-01 44.0230469342808 2005-04-01 43.8656953305400 2005-05-01 43.3307830401932 2005-06-01 44.1347463630033 2005-07-01 44.6311918627155 2005-08-01 44.5166101632584 2005-09-01 45.0544528745065 2005-10-01 45.2654782994991 2005-11-01 45.1689291313389 2005-12-01 45.2069908076773 2006-01-01 45.5263006105504 2006-02-01 46.1537361518801 2006-03-01 47.1271196855551 2006-04-01 46.4860496689130 2006-05-01 47.0215509646948 2006-06-01 47.0778037458326 2006-07-01 47.0387821726894 2006-08-01 47.7444522959403 2006-09-01 48.3498181112440 2006-10-01 48.0942160399752 2006-11-01 47.6258037991277 2006-12-01 48.3936911070554 2007-01-01 48.5794757769662 2007-02-01 48.0205273864141 2007-03-01 48.0339847563387 2007-04-01 48.3412080138379 2007-05-01 48.8277501318322 2007-06-01 48.3896934261235 2007-07-01 48.6756779197755 2007-08-01 48.5977370326891 2007-09-01 48.4762824975146 2007-10-01 48.4611472103184 2007-11-01 48.9865712615554 2007-12-01 49.2778158755151 2008-01-01 49.7821313312592 2008-02-01 49.5118676981451 2008-03-01 48.4876283902174 2008-04-01 49.6257242749020 2008-05-01 49.6210407152710 2008-06-01 49.8856875410971 2008-07-01 50.1675506684918 2008-08-01 50.6349267070611 2008-09-01 51.2175652804535 2008-10-01 50.8688747179368 2008-11-01 50.9883682862631 2008-12-01 50.2954303891151 2009-01-01 51.9792625374845 2009-02-01 52.8860959057104 2009-03-01 52.6612764666463 2009-04-01 52.1755386477031 2009-05-01 53.3297529727353 2009-06-01 52.9271929718777 2009-07-01 52.7647681933530 2009-08-01 51.9264097882336 2009-09-01 52.2889872985433 2009-10-01 53.0092973343250 2009-11-01 54.0102655722914 2009-12-01 54.5366107048491 2010-01-01 53.8219618524068 2010-02-01 53.8576700711580 2010-03-01 54.2099283424493 2010-04-01 54.0086906146410 2010-05-01 53.1685391602267 2010-06-01 53.2897923150291 2010-07-01 53.7991514186522 2010-08-01 54.0646874287574 2010-09-01 54.7529339168741 2010-10-01 55.1806548608345 2010-11-01 54.7062661760159 2010-12-01 54.8834201350297 2011-01-01 54.1708483091461 2011-02-01 54.1474747647071 2011-03-01 54.5566892505882 2011-04-01 54.2295456088132 2011-05-01 54.2472398027107 2011-06-01 55.3934265727165 2011-07-01 55.5442790464997 2011-08-01 55.9828173282221 2011-09-01 55.3490074395343 2011-10-01 55.3652469937134 2011-11-01 55.0343427860905 2011-12-01 55.6798816718809 2012-01-01 55.7218527001748 2012-02-01 55.1972682269790 2012-03-01 55.7706776706161 2012-04-01 55.9206005777023 2012-05-01 55.5226824764693 2012-06-01 55.3526095858675 2012-07-01 55.8574676310052 2012-08-01 55.5438947289341 2012-09-01 56.3511768803941 2012-10-01 55.9491082950522 2012-11-01 55.3417315634982 2012-12-01 55.4067317631575 2013-01-01 55.2898195786677 2013-02-01 56.3706753295104 2013-03-01 56.1166086751161 2013-04-01 56.7664662544178 2013-05-01 56.0531969151933 2013-06-01 56.0386953789478 2013-07-01 54.8815993228511 2013-08-01 55.8410627685245 2013-09-01 55.7855383350957 2013-10-01 55.2635690459553 2013-11-01 55.5513730621628 2013-12-01 55.5166152380110 2014-01-01 55.0436196676667 2014-02-01 55.9400417666464 2014-03-01 56.0727816152597 2014-04-01 55.8000479069431 2014-05-01 56.1023577434958 2014-06-01 56.6487397806147 2014-07-01 57.0020270106850 2014-08-01 57.1849666673380 2014-09-01 55.5826482332044 2014-10-01 56.0496792078488 2014-11-01 55.9354761649600 2014-12-01 56.6851847926746 2015-01-01 56.7309408344750 2015-02-01 56.8962792970216 2015-03-01 55.9111950812345 2015-04-01 56.4186886681238 2015-05-01 56.7669598340343 2015-06-01 56.5709983317549 2015-07-01 57.5235507373026 2015-08-01 56.5846426449971 2015-09-01 57.0941738696729 2015-10-01 59.0851332168817 2015-11-01 58.9029724245473 2015-12-01 58.7215772277410 2016-01-01 59.1106830533517 2016-02-01 59.1162270482770 2016-03-01 59.3450801683751 2016-04-01 59.0921628060333 2016-05-01 58.7165188763047 2016-06-01 58.4524917283850 2016-07-01 58.5253235659773 2016-08-01 58.5512762433047 2016-09-01 58.0554113957976 2016-10-01 58.5377772290850 2016-11-01 59.0878728589105 2016-12-01 59.3146692422596 2017-01-01 59.7884979436232 2017-02-01 59.7294433378730 2017-03-01 59.8975888754672 2017-04-01 59.8377378799976 2017-05-01 60.6196225153797 2017-06-01 60.6979002267686 2017-07-01 59.9410301327014 2017-08-01 60.3670312625005 2017-09-01 59.9628613736136 2017-10-01 59.9762660649178 2017-11-01 60.3924607931217 2017-12-01 59.9218159197955 2018-01-01 59.2944106023713 2018-02-01 60.5446805516502 2018-03-01 59.8862322838888 2018-04-01 59.8604805051113 2018-05-01 60.3154771570610 2018-06-01 60.4340068209086 2018-07-01 60.6102650312072 2018-08-01 61.2409165244181 2018-09-01 60.4779660147756