Quarter US Dollars, sum over component sub-periods 1999-01-01 191415077732.75700 1999-04-01 189744783606.36000 1999-07-01 194584512523.53897 1999-10-01 219867530324.58502 2000-01-01 222055503995.55700 2000-04-01 220521203491.00200 2000-07-01 215616159372.86100 2000-10-01 234663398727.42798 2001-01-01 231325779541.55300 2001-04-01 214614258938.96900 2001-07-01 203652934508.74300 2001-10-01 209583223443.14000 2002-01-01 201747475478.90100 2002-04-01 218765266169.91098 2002-07-01 220620623753.61800 2002-10-01 240638322724.88800 2003-01-01 251368767930.12900 2003-04-01 260772300952.38702 2003-07-01 251128453356.90000 2003-10-01 294039128593.19904 2004-01-01 298500775741.19600 2004-04-01 306470007568.91200 2004-07-01 316031506570.67400 2004-10-01 364751607653.22797 2005-01-01 342582778127.80800 2005-04-01 363294357087.15704 2005-07-01 365140518911.34500 2005-10-01 392219803875.99700 2006-01-01 404778667192.70200 2006-04-01 432911429949.14300 2006-07-01 434854338246.24304 2006-10-01 464133258321.58000 2007-01-01 467584363292.39400 2007-04-01 482478714392.00400 2007-07-01 502500504383.85700 2007-10-01 560319572418.62610 2008-01-01 585171362489.41910 2008-04-01 625190320476.53810 2008-07-01 616533847131.02700 2008-10-01 491803725216.06400 2009-01-01 403786318771.32697 2009-04-01 403145873730.72200 2009-07-01 439118630939.36800 2009-10-01 479957197613.62396 2010-01-01 472526464570.58700 2010-04-01 479712098750.49200 2010-07-01 500971920892.89197 2010-10-01 551414131153.99100 2011-01-01 583585161517.78300 2011-04-01 618050038942.02300 2011-07-01 609869688081.61900 2011-10-01 582693611275.55700 2012-01-01 588201877796.56500 2012-04-01 562700381608.45500 2012-07-01 544084815008.65704 2012-10-01 569848681427.40800 2013-01-01 558779614016.38500 2013-04-01 553554890424.02000 2013-07-01 567291808421.70010 2013-10-01 583780302617.16200 2014-01-01 584184725814.19000 2014-04-01 588371045724.52000 2014-07-01 573775373219.01100 2014-10-01 544202284929.67300 2015-01-01 494570145795.28300 2015-04-01 500117181209.09204 2015-07-01 493494715940.28796 2015-10-01 491483097720.19600 2016-01-01 472010916070.33000 2016-04-01 495811137034.68000 2016-07-01 485261548715.07697 2016-10-01 500075253056.06800 2017-01-01 526586597252.65497 2017-04-01 524808061699.46900 2017-07-01 549426702282.88495 2017-10-01 582115226108.30700 2018-01-01 608967845644.83700 2018-04-01 601513274847.21600