Year	DOD, current US$
1970	345217589.6
1971	410049468.9
1972	676590008.1
1973	1046506468.9
1974	1538500031.9
1975	2038607507.3
1976	2918448483.2
1977	3661969554
1978	4491696535
1979	4527133846
1980	4770687541.2
1981	5090789469
1982	5078792918.5
1983	5335734298.6
1984	5289765975.5
1985	6171267764.4
1986	7190751346.9
1987	8749837481.9
1988	8553690732.6
1989	9243644818.9
1990	10250731587
1991	10831930650.9
1992	10995017088.9
1993	11263657313.4
1994	12311690430.3
1995	13229233701.9
1996	12819900506.7
1997	12326993316.6
1998	13192158065.4
1999	12155730264.7
2000	11804397525.6
2001	11612181086.8
2002	10051613856
2003	11433512788
2004	11524216857.1
2005	10683990345.3
2006	11326304418.6
2007	12459468772.6
2008	13196407089.8
2009	14093042023.2
2010	6127402045.6
2011	5564480445.3
2012	5806509181.5
2013	6423232451.7
2014	6150645726.3
2015	5996709515.5
2016	5690740595.9
2017	5819657762.1
2018	5826110288.1
2019	6487300434.2
2020	7084444448.6
2021	9186211932.9
2022	9432253639.7