Year	US Dollars, Sum Over Component Sub-periods
1982-01-01	2914120000.00000000
1983-01-01	749000000.00000000
1984-01-01	-118170000.00000000
1985-01-01	1440810000.00000000
1986-01-01	-108760000.00000000
1987-01-01	-266480000.00000003
1988-01-01	2084380000.00000000
1989-01-01	8123680000.00000000
1990-01-01	10862040000.00000000
1991-01-01	-351940000.00000000
1992-01-01	10713260000.00000000
1993-01-01	-32390000.00000000
1994-01-01	2454410000.00000000
1995-01-01	-5021460000.00000000
1996-01-01	-6767600000.00000000
1997-01-01	549560000.00000000
1998-01-01	-3511380000.00000000
1999-01-01	-10184000000.00000000
2000-01-01	-3431680000.00000000
2001-01-01	-5310690000.00000000
2002-01-01	-8048030000.00000000
2003-01-01	-21286440000.00000000
2004-01-01	-24639770000.00000000
2005-01-01	-27566400000.00000000
2006-01-01	-38000710000.00000000
2007-01-01	-9950820000.00000000
2008-01-01	19207420000.00000000
2009-01-01	-11422720000.00000000
2010-01-01	-37581790000.00000000
2011-01-01	-47300330000.00000000
2012-01-01	-12222260000.00000000
2013-01-01	-20800880000.00000000