Year	US Dollars, Sum Over Component Sub-periods
1980-01-01	3719200000.0000000
1981-01-01	4104399999.9999995
1982-01-01	3977000000.0000000
1983-01-01	3981300000.0000000
1984-01-01	4030500000.0000000
1985-01-01	3607000000.0000000
1986-01-01	4100200000.0000000
1987-01-01	4775400000.0000000
1988-01-01	6192200000.0000000
1989-01-01	8615000000.0000000
1990-01-01	10351100000.0000000
1991-01-01	12236300000.0000000
1992-01-01	13675700000.0000000
1993-01-01	15149700000.0000000
1994-01-01	18693800000.0000000
1995-01-01	26039200000.0000000
1996-01-01	29765200000.0000000
1997-01-01	29778600000.0000000
1998-01-01	24561400000.0000000
1999-01-01	27171500000.0000000
2000-01-01	33743900000.0000000
2001-01-01	33252100000.0000000
2002-01-01	37088100000.0000000
2003-01-01	40802400000.0000000
2004-01-01	50271600000.0000000
2005-01-01	59506400000.0000000
2006-01-01	70234100000.0000000
2007-01-01	85133900000.0000000
2008-01-01	95678900000.0000000
2009-01-01	79582100000.0000000
2010-01-01	95682800000.0000000
2011-01-01	101180800000.0000000
2012-01-01	105705900000.0000000
2013-01-01	106839800000.0000000