Quarterly US Dollars, sum over component sub-periods
2002-01-01 391853313.370421950
2002-04-01 666720549.053276100
2002-07-01 146569553.722324000
2002-10-01 312145700.216048000
2003-01-01 271601466.931120000
2003-04-01 230585983.200848000
2003-07-01 384974701.575831000
2003-10-01 525936801.281176030
2004-01-01 1238898483.739820000
2004-04-01 96419697.205887200
2004-07-01 802076287.108470000
2004-10-01 853670116.713465900
2005-01-01 1062782141.754139900
2005-04-01 297008585.140710950
2005-07-01 363411266.642555950
2005-10-01 834930292.627526000
2006-01-01 887738464.109425000
2006-04-01 967801484.939960000
2006-07-01 709921527.396236000
2006-10-01 1258946306.825250100
2007-01-01 2513408044.818090000
2007-04-01 566193053.511004000
2007-07-01 239228340.637151000
2007-10-01 2638758495.828060000
2008-01-01 2121461743.620439800
2008-04-01 1199660614.703810200
2008-07-01 1289578211.079180000
2008-10-01 1376413182.822240000
2009-01-01 623207347.436026000
2009-04-01 574689254.323370100
2009-07-01 885432293.276443000
2009-10-01 732434435.661235900
2010-01-01 206181491.109288000
2010-04-01 -15248237.678879400
2010-07-01 818053651.850402000
2010-10-01 1768588494.071780000
2011-01-01 426574353.312486000
2011-04-01 -2878594.348733610
2011-07-01 1187461875.018269800
2011-10-01 2047938034.593070000
2012-01-01 1382227070.889040000
2012-04-01 19235296.304097300
2012-07-01 644444167.832627000
2012-10-01 965565865.038116100
2013-01-01 1442207703.126260000
2013-04-01 20896157.731435300
2013-07-01 2217391020.888420000
2013-10-01 351167333.277130000
2014-01-01 2003659908.976339800
2014-04-01 521077943.141084000
2014-07-01 -70199713.709348600
2014-10-01 900271541.831872000
2015-01-01 540350189.905460000
2015-04-01 139362014.906794000
2015-07-01 -60031660.987845600
2015-10-01 1571376757.691240000
2016-01-01 759370306.517985000
2016-04-01 -48556348.898232100
2016-07-01 -36823780.578187406
2016-10-01 455786392.336866000
2017-01-01 250405918.291127000
2017-04-01 119875687.560100000
2017-07-01 10570415.392359900
2017-10-01 660587351.366338000
2018-01-01 231028992.108190000
2018-04-01 -4764829.559884550