Year	US Dollars, Sum Over Component Sub-periods
1960-01-01	2256380000.00000
1961-01-01	2132460000.00000
1962-01-01	2285360000.00000
1963-01-01	2482830000.00000
1964-01-01	2927030000.00000
1965-01-01	2970920000.00000
1966-01-01	2819070000.00000
1967-01-01	2767600000.00000
1968-01-01	2479190000.00000
1969-01-01	2073350000.00000
1970-01-01	2292010000.00000
1971-01-01	2645200000.00000
1972-01-01	2698280000.00000
1973-01-01	3498690000.00000
1974-01-01	5011970000.00000
1975-01-01	4941330000.00000
1976-01-01	4622000000.00000
1977-01-01	5312990000.00000
1978-01-01	7407810000.00000
1979-01-01	9820090000.00000
1980-01-01	13944140000.00000
1981-01-01	14135440000.00000
1982-01-01	14045700000.00000
1983-01-01	13867840000.00000
1984-01-01	14215580000.00000
1985-01-01	15083470000.00000
1986-01-01	15686160000.00000
1987-01-01	17661910000.00000
1988-01-01	20175990000.00000
1989-01-01	22240670000.00000
1990-01-01	23478050000.00000
1991-01-01	20660670000.00000
1992-01-01	22931170000.00000
1993-01-01	24061460000.00000
1994-01-01	29673190000.00000
1995-01-01	37997170000.00000
1996-01-01	43780780000.00000
1997-01-01	45754190000.00000
1998-01-01	44754660000.00000
1999-01-01	45589350000.00000
2000-01-01	53859780000.00000
2001-01-01	51206050000.00000
2002-01-01	54686060000.00000
2003-01-01	68002869999.99999
2004-01-01	95566190000.00000
2005-01-01	134722980000.00002
2006-01-01	166688560000.00000
2007-01-01	207589710000.00000
2008-01-01	291557440000.00000
2009-01-01	247298090000.00000
2010-01-01	323281520000.00000