Year	current US$
1960	1047500000
1961	1574750000
1962	1824760000
1963	1275730000
1964	1717400000
1965	2396240000
1966	2496690000
1967	3062730000
1968	2418390000
1969	2088790000
1970	2465260000
1971	3688840074.50827
1972	2954460942.10897
1973	2953157549.63768
1974	3406362456.8066
1975	1306106132.02349
1976	3223087590.58346
1977	8104295709.81038
1978	11109008078.1287
1979	18197452728.7263
1980	23125870828.1099
1981	20134110135.1551
1982	14091370204.4945
1983	20105050098.4987
1984	20794613475.6336
1985	15595148945.5184
1986	19987259134.2214
1987	30213529642.923
1988	34715270955.8477
1989	46719703682.2877
1990	62927106116.0035
1991	48679439771.7032
1992	27643478790.5455
1993	27544780840.5736
1994	32265469272.3973
1995	34905097794.3537
1996	45948171287.7751
1997	55738561707.9897
1998	29887827567.7084
1999	22421772818.1781
2000	25566527737.795
2001	24419364656.0919
2002	28603088648.7296
2003	30372244970.8156
2004	27859038318.1329
2005	25514729492.1648
2006	25661729244.7903
2007	28384966801.1732
2008	37087581338.16
2009	45770376940.7429
2010	47684143902.3865
2011	49185158922.7408
2012	50498859373.1458
2013	50774976279.8718
2014	47688719254.5029
2015	47033692979.5149
2016	44803132686.776
2017	48918641550.0727
2018	51330748571.5528
2019	55341387131.1084
2020	61613808653.1704
2021	84001664259.2574
2022	81714839462.1386
2023	84819454653.9834