Quarterly US Dollars, sum over component sub-periods
1981-01-01 -404676678.7381420000
1981-04-01 -529731467.7784370000
1981-07-01 -29705847.4152627000
1981-10-01 1351323518.9967000000
1982-01-01 -1333288346.9359200000
1982-04-01 -21697523.7335851000
1982-07-01 891776965.3752900000
1982-10-01 -32489801.1072488000
1983-01-01 493803102.4202069600
1983-04-01 146219336.0651280000
1983-07-01 213328809.6158760000
1983-10-01 -362528868.5418060000
1984-01-01 -598993056.9210900000
1984-04-01 -690387348.7404760000
1984-07-01 573108132.2524350000
1984-10-01 -139514636.1289529800
1985-01-01 596975236.0183090000
1985-04-01 -743192025.6763589000
1985-07-01 82312004.2311331000
1985-10-01 724851.7800836030
1986-01-01 -60593156.7652045900
1986-04-01 -10111469.0029359000
1986-07-01 -278598825.2248470000
1986-10-01 985614292.5340400000
1987-01-01 3611830649.3087897000
1987-04-01 -1376906742.8840000000
1987-07-01 1205472542.8997600000
1987-10-01 445330452.0278170000
1988-01-01 4410535786.0917900000
1988-04-01 3827072959.9802100000
1988-07-01 -1463873751.2451700000
1988-10-01 1375243950.8216300000
1989-01-01 206375230.8867540000
1989-04-01 -122360734.4187720000
1989-07-01 384793999.8336220400
1989-10-01 224174147.5504709800
1990-01-01 -2117362434.1296700000
1990-04-01 -93987012.3459207000
1990-07-01 3221827442.6058400000
1990-10-01 125707718.2365020000
1991-01-01 -497405823.8957180400
1991-04-01 -447246851.6924740000
1991-07-01 1329615731.5183900000
1991-10-01 -2231808096.6149700000
1992-01-01 -1243175036.7950700000
1992-04-01 -339055589.6479230000
1992-07-01 -2710333264.8683400000
1992-10-01 -495222482.4868700000
1993-01-01 1131711706.3222399000
1993-04-01 -1103641151.8938400000
1993-07-01 -977694847.4513190000
1993-10-01 1853457046.2543900000
1994-01-01 -1651566545.8919700000
1994-04-01 614947365.8745560000
1994-07-01 3921178851.2539600000
1994-10-01 -3288576980.6887403000
1995-01-01 2075819005.7382798000
1995-04-01 186674680.1932550000
1995-07-01 1347680593.3507800000
1995-10-01 -903221984.6792470000
1996-01-01 1836547445.6410400000
1996-04-01 1779098392.7123600000
1996-07-01 777223437.3852000000
1996-10-01 1103111080.7275800000
1997-01-01 1189531036.4747800000
1997-04-01 -406073085.4327250000
1997-07-01 -1098819618.7632100000
1997-10-01 -2072995972.7510900000
1998-01-01 4488040890.2381990000
1998-04-01 -2431151351.2010903000
1998-07-01 -811068612.2095860000
1998-10-01 3745240664.5893900000
1999-01-01 1975930541.5403001000
1999-04-01 964009102.3164600000
1999-07-01 88179179.4956868900
1999-10-01 2907623989.9981203000
2000-01-01 2759857206.2174296000
2000-04-01 -803417019.6963061000
2000-07-01 908339173.8618220000
2000-10-01 859935186.6032590000
2001-01-01 1629475932.5282100000
2001-04-01 -87592706.9867263000
2001-07-01 -84142996.5386953000
2001-10-01 714238808.4956679000
2002-01-01 436678464.1781810000
2002-04-01 933086645.6734210000
2002-07-01 -1206091365.9535900000
2002-10-01 -356183785.5229030000
2003-01-01 -1796500592.5663800000
2003-04-01 -163883906.2612850000
2003-07-01 -2899710.6511719404
2003-10-01 -1329423452.7565700000
2004-01-01 179120979.9363109800
2004-04-01 -178826520.5094030000
2004-07-01 395396995.4829490000
2004-10-01 -3225924046.3754900000
2005-01-01 2803371664.3137197000
2005-04-01 -470400869.4451729700
2005-07-01 -907432221.7656790000
2005-10-01 -92009740.4909599000
2006-01-01 3150402592.3965700000
2006-04-01 -809880809.0441020000
2006-07-01 -46377126.6479788940
2006-10-01 -1458936162.3200800000
2007-01-01 4030426349.5610800000
2007-04-01 333138650.7956570000
2007-07-01 137757459.4508270000
2007-10-01 -598947828.3291320000
2008-01-01 -245788525.6426090000
2008-04-01 1796894048.8216002000
2008-07-01 747267030.5781109000
2008-10-01 -526312643.2439099600
2009-01-01 865553763.1661560000
2009-04-01 468707052.2500590000
2009-07-01 11915971854.4105000000
2009-10-01 -2919018534.9425000000
2010-01-01 3523355425.4094700000
2010-04-01 -52532869.8933394000
2010-07-01 947999300.0466600000
2010-10-01 -601064563.7897531000
2011-01-01 2600095571.0622900000
2011-04-01 744953534.7993261000
2011-07-01 1209479922.1894600000
2011-10-01 3511016708.8279000000
2012-01-01 2962249339.8986697000
2012-04-01 -2439252278.9832100000
2012-07-01 1078489925.7935400000
2012-10-01 125129783.2234370000
2013-01-01 2782994035.5758000000
2013-04-01 -433807663.8973290300
2013-07-01 1675242765.1733900000
2013-10-01 729713421.7802360000
2014-01-01 4256389236.3551500000
2014-04-01 -793477821.3190060000
2014-07-01 -107449109.9116009900
2014-10-01 1911184403.7007900000
2015-01-01 5336697512.9885610000
2015-04-01 -1568499837.2925498000
2015-07-01 2035175517.7999100000
2015-10-01 2681390557.1069800000
2016-01-01 1130531753.0484898000
2016-04-01 1980577520.6171598000
2016-07-01 1122332079.7447800000
2016-10-01 1432202307.1041398000
2017-01-01 -609841607.1351930000
2017-04-01 581554607.8765620000
2017-07-01 -1268731802.9135400000
2017-10-01 2099564840.3537698000
2018-01-01 -4032791314.3440200000
2018-04-01 137885361.1221790000