Quarter	US Dollars, sum over component sub-periods, Seasonally Adjusted
1999-01-01	24105516005.786800
1999-04-01	22039488108.850700
1999-07-01	22279032695.109303
1999-10-01	22891837416.506400
2000-01-01	20599895283.380600
2000-04-01	21091737843.160100
2000-07-01	22517191760.329000
2000-10-01	20577486356.359300
2001-01-01	22372838743.689400
2001-04-01	20969133286.674400
2001-07-01	22599048362.521103
2001-10-01	21351631542.803303
2002-01-01	21389081801.366200
2002-04-01	22748092962.433700
2002-07-01	24685820055.858303
2002-10-01	26443394676.092600
2003-01-01	26709478578.641598
2003-04-01	28575685616.104500
2003-07-01	27539192845.496000
2003-10-01	28299152357.193500
2004-01-01	30809380006.978500
2004-04-01	30591164619.791298
2004-07-01	30521134891.869600
2004-10-01	33464430467.054195
2005-01-01	33848871046.240303
2005-04-01	33613384478.246502
2005-07-01	33766406971.789803
2005-10-01	32887751040.381800
2006-01-01	35006130507.909996
2006-04-01	36119174593.040504
2006-07-01	35714610910.151200
2006-10-01	39041499172.298600
2007-01-01	38538155525.846100
2007-04-01	40985575584.038800
2007-07-01	44796724056.328100
2007-10-01	44641889628.085000
2008-01-01	49195537484.208000
2008-04-01	52622938236.575200
2008-07-01	47788795972.236496
2008-10-01	44537616094.438200
2009-01-01	42713631853.929504
2009-04-01	42776230556.601006
2009-07-01	44105439193.218200
2009-10-01	46002009129.463700
2010-01-01	45743240731.038400
2010-04-01	43723067743.385605
2010-07-01	44404407054.939300
2010-10-01	47529815946.580000
2011-01-01	50313259792.922295
2011-04-01	53069882659.877800
2011-07-01	52171524099.149300
2011-10-01	49698574155.239900
2012-01-01	49952974037.059500
2012-04-01	51032747660.264300
2012-07-01	51030311292.463700
2012-10-01	51903750936.696594
2013-01-01	54180552628.784500
2013-04-01	55854221218.365600
2013-07-01	58073976346.028800
2013-10-01	60046744505.769900
2014-01-01	62583556803.569200
2014-04-01	64737962672.786510
2014-07-01	63033087360.058400
2014-10-01	62373537830.609800
2015-01-01	57347299276.276200
2015-04-01	56940312561.969100
2015-07-01	59267647395.218704
2015-10-01	59788945474.717500
2016-01-01	59966469969.983000
2016-04-01	60235745707.706800
2016-07-01	60749592986.013695
2016-10-01	59350619680.327400
2017-01-01	58934801507.643196
2017-04-01	59760884348.391495
2017-07-01	62720841603.758700
2017-10-01	64369472664.843000
2018-01-01	65544428576.824300
2018-04-01	64010601608.300606