Quarterly US Dollars, sum over component sub-periods
1999-01-01 3008312026.52860000
1999-04-01 2523519496.82263000
1999-07-01 1612851139.08190010
1999-10-01 5179043703.89101000
2000-01-01 2140389172.42738990
2000-04-01 1980762925.30688000
2000-07-01 119286214.98685099
2000-10-01 93904660.33029470
2001-01-01 2500380356.32564000
2001-04-01 2852109626.62778000
2001-07-01 -4146067271.01689000
2001-10-01 1680269948.67170000
2002-01-01 2465958323.29081960
2002-04-01 2719300225.58695030
2002-07-01 2015577285.75196000
2002-10-01 -652304476.09251090
2003-01-01 3625289145.55887030
2003-04-01 3442887266.41266000
2003-07-01 3041525273.85349000
2003-10-01 18107932673.97500000
2004-01-01 3826708636.45570000
2004-04-01 5112654444.34217000
2004-07-01 5912867262.89110000
2004-10-01 6105231047.14804900
2005-01-01 -106147168.28863800
2005-04-01 5816837629.32358000
2005-07-01 1281695440.40713000
2005-10-01 5603072091.97760000
2006-01-01 1947491291.86065000
2006-04-01 1665372685.12396000
2006-07-01 3301071375.14587000
2006-10-01 3775549016.47286000
2007-01-01 4360769513.33592000
2007-04-01 4050976490.00135000
2007-07-01 2958732120.98361000
2007-10-01 3158975025.20878030
2008-01-01 6984643113.53002000
2008-04-01 3777056466.60654000
2008-07-01 2564161326.68070000
2008-10-01 4072764580.08757970
2009-01-01 2678880852.54860000
2009-04-01 4092277747.01831000
2009-07-01 4475795873.44425000
2009-10-01 6207972515.16096000
2010-01-01 4930366797.46573000
2010-04-01 3533779082.08030030
2010-07-01 3385940865.47876000
2010-10-01 4674611491.62181000
2011-01-01 3809090219.00188000
2011-04-01 2956316396.14941020
2011-07-01 4675013398.55588000
2011-10-01 8946255624.80132100
2012-01-01 -8646131952.91410000
2012-04-01 4988353508.19590950
2012-07-01 5429598532.47722000
2012-10-01 8874380893.99280000
2013-01-01 716485620.12585500
2013-04-01 4888394899.29765000
2013-07-01 6021660442.62769000
2013-10-01 10974659721.75770000
2014-01-01 2713574979.32500030
2014-04-01 577299510.69051700
2014-07-01 2973553910.89600040
2014-10-01 7820250577.66022000
2015-01-01 1788784274.49953000
2015-04-01 992124820.40789200
2015-07-01 5963144991.45933100
2015-10-01 9537687896.96159000
2016-01-01 -611684354.30694000
2016-04-01 -258590788.31849200
2016-07-01 1380333835.61266020
2016-10-01 2887724660.66856000
2017-01-01 -19357975819.55280000
2017-04-01 -6078467203.16216000
2017-07-01 -4892927836.06347900
2017-10-01 1947614044.84835000
2018-01-01 3149613333.90048000
2018-04-01 1652204649.88996980