Year	US Dollars, Sum Over Component Sub-periods
1980-01-01	217900000.000000000
1981-01-01	-123400000.000000000
1982-01-01	115500000.000000000
1983-01-01	-17100000.000000000
1984-01-01	-152200000.000000000
1985-01-01	95100000.000000000
1986-01-01	382200000.000000000
1987-01-01	824000000.000000000
1988-01-01	-393500000.000000000
1989-01-01	-124100000.000000000
1990-01-01	181400000.000000000
1991-01-01	-315700000.000000000
1992-01-01	-11900000.000000000
1993-01-01	42600000.000000000
1994-01-01	2000000.000000000
1995-01-01	2100000.000000000
1996-01-01	-5400000.000000000
1997-01-01	-17800000.000000000
1998-01-01	-1500000.000000000
1999-01-01	1400000.000000000
2000-01-01	-2700000.000000000
2001-01-01	0.000000000
2002-01-01	14400000.000000000
2003-01-01	13200000.000000000
2004-01-01	3200000.000000000
2005-01-01	8199999.999999999
2006-01-01	13700000.000000000
2007-01-01	25200000.000000000
2008-01-01	12100000.000000000
2009-01-01	63000000.000000000
2010-01-01	79200000.000000000
2011-01-01	441300000.000000000
2012-01-01	317200000.000000000
2013-01-01	-4638600000.000000000
2014-01-01	-847100000.000000000
2015-01-01	-2418400000.000000000
2016-01-01	564000000.000000000