Quarter	US Dollars, sum over component sub-periods
1995-01-01	363539945.584962000
1995-04-01	-383176970.158433000
1995-07-01	370577319.587629000
1995-10-01	31447959.099980900
1996-01-01	455001139.211666000
1996-04-01	-62893052.416709200
1996-07-01	123593482.160654010
1996-10-01	105292004.801921000
1997-01-01	-273208661.069377000
1997-04-01	-127525293.325640010
1997-07-01	-152737899.104083000
1997-10-01	189562658.508112000
1998-01-01	-46078349.874725600
1998-04-01	-74130160.618679400
1998-07-01	381867708.959711000
1998-10-01	338642553.728393000
1999-01-01	-89582388.892185400
1999-04-01	340045759.542405000
1999-07-01	504325612.035964970
1999-10-01	-60697166.376444496
2000-01-01	240854158.071064000
2000-04-01	221800775.880502000
2000-07-01	-14655813.614852600
2000-10-01	182590417.822684000
2001-01-01	341192216.147599040
2001-04-01	-85096455.713228910
2001-07-01	-103315509.761388000
2001-10-01	-372734405.458090000
2002-01-01	80014927.132026600
2002-04-01	170658292.752404000
2002-07-01	123363682.244877000
2002-10-01	171221144.350857000
2003-01-01	398955481.357819000
2003-04-01	344327115.094248000
2003-07-01	139983784.473953000
2003-10-01	-54283604.879440196
2004-01-01	446855617.790108000
2004-04-01	536399029.878398000
2004-07-01	345440956.245649000
2004-10-01	307545537.880830000
2005-01-01	406547364.964702000
2005-04-01	738465389.402093000
2005-07-01	479572868.927589000
2005-10-01	237797072.686678000
2006-01-01	448265359.848802030
2006-04-01	1183619183.965640000
2006-07-01	502197542.683900000
2006-10-01	357094410.672979000
2007-01-01	5914441152.933950000
2007-04-01	311406179.431052000
2007-07-01	1695221517.273600000
2007-10-01	956386934.237519000
2008-01-01	1216544446.200420000
2008-04-01	1562058.092062260
2008-07-01	-856219951.774666100
2008-10-01	-474127060.113388000
2009-01-01	-1203479741.917170000
2009-04-01	-55834737.979284800
2009-07-01	1305976871.989330000
2009-10-01	-618729896.254150000
2010-01-01	-711256955.907208900
2010-04-01	386288687.864944000
2010-07-01	-983473663.598982000
2010-10-01	-1134719862.658490000
2011-01-01	1566840413.128549800
2011-04-01	-103629396.554410000
2011-07-01	213206591.115051980
2011-10-01	-1077862123.470039800
2012-01-01	1692244603.676680000
2012-04-01	-223129437.127529000
2012-07-01	-669721395.386450000
2012-10-01	-161965887.038652000
2013-01-01	979856761.520184000
2013-04-01	477216002.191654000
2013-07-01	-383738458.035469000
2013-10-01	-282022757.577602000
2014-01-01	2383560406.081840000
2014-04-01	2768843638.922310400
2014-07-01	495239112.375952000
2014-10-01	832969688.704635000
2015-01-01	472130978.429896000
2015-04-01	-1626664407.328750100
2015-07-01	1354047464.503630000
2015-10-01	-893474319.397561000
2016-01-01	70757000.984694700
2016-04-01	-718972728.918706000
2016-07-01	-1203244927.195740000
2016-10-01	-743050345.521284000
2017-01-01	-31433934.423779800
2017-04-01	-377333471.576793000
2017-07-01	-1342090407.649960000
2017-10-01	-81248711.665378390
2018-01-01	825559983.501500000
2018-04-01	312930181.345418040