Year	US Dollars, Sum Over Component Sub-periods
1981-01-01	2173500000.00000000
1982-01-01	527700000.00000006
1983-01-01	2444700000.00000000
1984-01-01	3279500000.00000000
1985-01-01	3037100000.00000000
1986-01-01	-4692100000.00000000
1987-01-01	-4353300000.00000000
1988-01-01	-4021700000.00000000
1989-01-01	-93600000.00000000
1990-01-01	2943300000.00000000
1991-01-01	4381600000.00000000
1992-01-01	4469900000.00000000
1993-01-01	3520700000.00000000
1994-01-01	3737800000.00000000
1995-01-01	5246700000.00000000
1996-01-01	10950600000.00000000
1997-01-01	9964200000.00000000
1998-01-01	4900000.00000000
1999-01-01	8918900000.00000000
2000-01-01	25279900000.00000000
2001-01-01	27538800000.00000000
2002-01-01	24084700000.00000000
2003-01-01	27679600000.00000000
2004-01-01	32884100000.00000000
2005-01-01	50120100000.00000000
2006-01-01	55768700000.00000000
2007-01-01	49053400000.00000000
2008-01-01	72260100000.00000000
2009-01-01	44396300000.00000000
2010-01-01	50108700000.00000000
2011-01-01	66447100000.00001000
2012-01-01	72499500000.00000000
2013-01-01	57344800000.00000000