Year	DOD, current US$
1970	306000
1971	2023000
1972	4031000
1973	6467000
1974	10087000
1975	15431000
1976	18595000
1977	20092000
1978	25346000
1979	34444000
1980	35862000
1981	41960000
1982	55127000
1983	62418000
1984	54058000
1985	65130000
1986	78101000
1987	95858000
1988	88579000
1989	85051000
1990	59380000
1991	54557000
1992	45480000
1993	40922000
1994	38898000
1995	35103000
1996	26560000
1997	19409000
1998	15924000
1999	12336000
2000	8315000
2001	5184000
2002	3010000
2003	930000
2004	0