Quarter	Units, Seasonally Adjusted
1960-01-01	6449.087366724230
1960-04-01	7043.128980764491
1960-07-01	8162.386201425819
1960-10-01	9374.942368811840
1961-01-01	9499.557100397060
1961-04-01	8307.739577688560
1961-07-01	8803.577239550470
1961-10-01	9394.286770030700
1962-01-01	10319.053475598900
1962-04-01	10261.677461412400
1962-07-01	10511.024169000899
1962-10-01	10143.206512711900
1963-01-01	9632.198066666820
1963-04-01	11059.304213288900
1963-07-01	10986.485413965200
1963-10-01	10674.833148503201
1964-01-01	11119.610564118799
1964-04-01	11230.227490815601
1964-07-01	10994.151185757999
1964-10-01	10958.632508641800
1965-01-01	10810.375823852100
1965-04-01	11696.670110211300
1965-07-01	11902.342022548500
1965-10-01	11877.130257012600
1966-01-01	12130.718247997000
1966-04-01	12015.079214848100
1966-07-01	12004.995080697601
1966-10-01	12672.770786803700
1967-01-01	12737.956120917299
1967-04-01	13237.661756561200
1967-07-01	12209.355904233600
1967-10-01	12594.340372908100
1968-01-01	13037.461089252700
1968-04-01	15002.102485322700
1968-07-01	13825.098333307500
1968-10-01	12896.250276394300
1969-01-01	19114.914422632400
1969-04-01	13315.461754270200
1969-07-01	16998.743080045202
1969-10-01	19310.813101938400
1970-01-01	18860.095350306200
1970-04-01	16535.213746483200
1970-07-01	17936.754157722000
1970-10-01	23933.432193309300
1971-01-01	18660.267324882200
1971-04-01	20325.808438627200
1971-07-01	19818.619568506100
1971-10-01	19245.971823493800
1972-01-01	22686.369778584200
1972-04-01	21976.299310070300
1972-07-01	20519.567882351800
1972-10-01	20890.140276445800
1973-01-01	22455.464844707600
1973-04-01	20189.826942227800
1973-07-01	18609.256171003100
1973-10-01	17744.802441606000
1974-01-01	15645.633819500601
1974-04-01	18587.682218134600
1974-07-01	16618.086121056902
1974-10-01	14991.819362932700
1975-01-01	15618.070983254700
1975-04-01	14383.626732240798
1975-07-01	18937.756781752800
1975-10-01	15712.738362654500
1976-01-01	15993.583326720300
1976-04-01	16324.699934640100
1976-07-01	17196.135298797300
1976-10-01	18905.599411835000
1977-01-01	17563.521208905200
1977-04-01	19767.342077949700
1977-07-01	20345.518765384000
1977-10-01	20112.645062351500
1978-01-01	21173.405018424302
1978-04-01	20806.454871143800
1978-07-01	25188.526756327800
1978-10-01	26392.757596104200
1979-01-01	24927.257911471400
1979-04-01	23567.175958479398
1979-07-01	22103.830418174000
1979-10-01	22449.954432282800
1980-01-01	24482.098251146400
1980-04-01	22314.066677119800
1980-07-01	23447.662574887498
1980-10-01	23776.189075256698
1981-01-01	23374.638108209300
1981-04-01	25914.879620311800
1981-07-01	23996.073897198803
1981-10-01	23501.279728329300
1982-01-01	24235.191597032903
1982-04-01	24353.667369605900
1982-07-01	25656.011057615100
1982-10-01	22454.948500887200
1983-01-01	27166.815860725700
1983-04-01	20011.563395421700
1983-07-01	21341.331056920500
1983-10-01	22483.894522891200
1984-01-01	22704.322017639700
1984-04-01	21648.972488630800
1984-07-01	22283.168709987000
1984-10-01	22493.758531966498
1985-01-01	21060.123878709600
1985-04-01	22127.241543098800
1985-07-01	22242.383729117802
1985-10-01	23302.653519969600
1986-01-01	23721.683983795800
1986-04-01	25585.563788073000
1986-07-01	26529.360079040600
1986-10-01	24413.265672885198
1987-01-01	24227.321550053300
1987-04-01	24168.891900282000
1987-07-01	25775.688235937298
1987-10-01	26644.537980999998
1988-01-01	25366.065959546202
1988-04-01	26569.022516681100
1988-07-01	26885.967310542503
1988-10-01	28446.572763591100
1989-01-01	26388.900598401800
1989-04-01	26195.600296510600
1989-07-01	24570.091614451300
1989-10-01	27856.773788027498
1990-01-01	30257.580061775400
1990-04-01	25473.967594514100
1990-07-01	26641.244606064600
1990-10-01	26250.140855656800
1991-01-01	25339.179977326700
1991-04-01	26467.184694965697
1991-07-01	26390.032824078000
1991-10-01	25773.059995332900
1992-01-01	25260.950226757800
1992-04-01	23709.047487827400
1992-07-01	22645.619510691700
1992-10-01	23087.597185275500
1993-01-01	22286.911748569200
1993-04-01	20911.093068002500
1993-07-01	21734.992876663700
1993-10-01	20514.856772032603
1994-01-01	21421.207790850498
1994-04-01	22890.562720098198
1994-07-01	21970.128309961103
1994-10-01	22273.800564302000
1995-01-01	22256.811923010600
1995-04-01	22180.400023481500
1995-07-01	21982.790765699700
1995-10-01	21619.509395369503
1996-01-01	23226.088021715503
1996-04-01	23412.381584253400
1996-07-01	21550.941614247800
1996-10-01	21138.992164726200
1997-01-01	22792.317710710400
1997-04-01	22450.677051192400
1997-07-01	22986.543412308700
1997-10-01	21479.981651021197
1998-01-01	23158.128356149800
1998-04-01	23675.214794731500
1998-07-01	24732.257374699600
1998-10-01	27140.353445513100
1999-01-01	26657.437613131600
1999-04-01	24912.053519329198
1999-07-01	26874.221840095800
1999-10-01	25921.218712301200
2000-01-01	26409.664985740100
2000-04-01	25787.762008760300
2000-07-01	27173.981051122802
2000-10-01	25597.947814132902
2001-01-01	27016.968999332200
2001-04-01	26139.554628252900
2001-07-01	26079.543184541500
2001-10-01	25285.009854818403
2002-01-01	25359.010105560700
2002-04-01	24538.124798436300
2002-07-01	24062.194540050397
2002-10-01	23519.813434649800
2003-01-01	21972.158388559400
2003-04-01	22625.943361176400
2003-07-01	22781.766469302100
2003-10-01	22305.652681391697
2004-01-01	22124.379758232100
2004-04-01	22559.066492571300
2004-07-01	22055.142381390000
2004-10-01	21891.412386668700
2005-01-01	21045.180560127300
2005-04-01	22084.997643223498
2005-07-01	21913.029127972797
2005-10-01	21903.611798751800
2006-01-01	22528.534017634700
2006-04-01	22882.899404104100
2006-07-01	21454.233540057800
2006-10-01	22868.920196873598
2007-01-01	22484.667466968100
2007-04-01	23385.328409361900
2007-07-01	24288.422323604100
2007-10-01	24349.071027312700
2008-01-01	24057.539555987500
2008-04-01	24547.259878962202
2008-07-01	24083.972920482900
2008-10-01	22975.972005037398
2009-01-01	21223.605217897000
2009-04-01	21694.401948216000
2009-07-01	22889.977946467800
2009-10-01	22954.608210405600
2010-01-01	23552.951670732400
2010-04-01	24296.630925597200
2010-07-01	24939.583260454398
2010-10-01	25630.785618530800
2011-01-01	26788.235368723002
2011-04-01	26093.423328397002
2011-07-01	28250.242251995700
2011-10-01	28707.180893400900
2012-01-01	28905.548973367502
2012-04-01	29896.175722161002
2012-07-01	25479.762100596200
2012-10-01	26389.954688527698
2013-01-01	26062.443683063900
2013-04-01	25661.370929067600
2013-07-01	25820.356812135502
2013-10-01	25866.479868774502
2014-01-01	24738.216261414800
2014-04-01	24729.968704290400
2014-07-01	25047.117724233503
2014-10-01	25940.852565108300
2015-01-01	26219.391946953000
2015-04-01	27521.794072032400
2015-07-01	28295.271823297600
2015-10-01	26615.138277595500
2016-01-01	25936.242386173100
2016-04-01	26327.207347390100
2016-07-01	26839.856503655100
2016-10-01	27031.845295214498
2017-01-01	25924.672406354000
2017-04-01	26135.399349235202
2017-07-01	26351.097551587400
2017-10-01	26466.226255954800
2018-01-01	25893.789413721900
2018-04-01	25976.787408278000
2018-07-01	24323.503119927600