Quarterly US Dollars, sum over component sub-periods
1997-01-01 1108281982.8849900
1997-04-01 -26342921.2975368
1997-07-01 7897107931.3898000
1997-10-01 7836008793.7037300
1998-01-01 23390717003.7080000
1998-04-01 -665616924.6920500
1998-07-01 -635374804.7588079
1998-10-01 -4451647738.7550400
1999-01-01 -2417874666.0979900
1999-04-01 6583553796.1495000
1999-07-01 1483864994.6689800
1999-10-01 13727060526.5857000
2000-01-01 7126074283.4782600
2000-04-01 7582184908.3293500
2000-07-01 7582807802.6868600
2000-10-01 750367795.0467070
2001-01-01 27785592040.8659020
2001-04-01 3963593525.2400800
2001-07-01 -6434382619.2646600
2001-10-01 -16036009147.6642000
2002-01-01 8352524317.2111410
2002-04-01 -3708805481.8370500
2002-07-01 -20352510513.5226970
2002-10-01 9394385016.1176000
2003-01-01 29700103494.5312000
2003-04-01 5313700637.5052500
2003-07-01 -13872597140.9957000
2003-10-01 11884743826.2361980
2004-01-01 10862551892.2454990
2004-04-01 -14491880490.0448000
2004-07-01 -8728693008.6392800
2004-10-01 22876804645.1590000
2005-01-01 25943154205.0639000
2005-04-01 26708119465.4922000
2005-07-01 10991361564.5951000
2005-10-01 8112620407.4250100
2006-01-01 27718370499.2866020
2006-04-01 5402091925.0285000
2006-07-01 40873381439.9818040
2006-10-01 42806754240.0644000
2007-01-01 43661450860.9740000
2007-04-01 82896055348.8063000
2007-07-01 -15365608821.6138000
2007-10-01 39626298641.9079060
2008-01-01 -5580822736.5721400
2008-04-01 77849851192.1987900
2008-07-01 -6945728225.2543800
2008-10-01 -83489703834.7587900
2009-01-01 25222333272.2230000
2009-04-01 -5395542240.8274700
2009-07-01 -29489615764.4380000
2009-10-01 -48430750375.7692950
2010-01-01 35115890603.2242000
2010-04-01 40182918343.2669000
2010-07-01 6160603093.7928400
2010-10-01 48233738085.4450000
2011-01-01 1260581903.0580502
2011-04-01 16631078849.8084010
2011-07-01 113739362521.0720000
2011-10-01 45900758527.9716000
2012-01-01 81104206071.2836000
2012-04-01 51617276455.5017000
2012-07-01 -36402961721.2018000
2012-10-01 -54157343478.5492000
2013-01-01 -4995606920.4355200
2013-04-01 6311945644.7516800
2013-07-01 -15483323562.2251000
2013-10-01 -47810479646.0947950
2014-01-01 -59865849619.6337000
2014-04-01 -44158613165.7167000
2014-07-01 33666723076.6835000
2014-10-01 22977526924.8129000
2015-01-01 7089844783.3845610
2015-04-01 5765826854.8342705
2015-07-01 24154961665.6280020
2015-10-01 14301060477.9017000
2016-01-01 34858293257.6935000
2016-04-01 29726648482.4642000
2016-07-01 31637206877.3567000
2016-10-01 6502768032.5129800
2017-01-01 68092295304.5017900
2017-04-01 -20033536922.8880000
2017-07-01 19905266674.4128000
2017-10-01 -3557280549.8711300
2018-01-01 15945915965.9355000
2018-04-01 102187725948.6740000