Year	current US$
1960	45600000
1961	45200000
1962	-2600000
1963	-49400000
1964	-85500000
1965	-35200000
1966	-88500000
1967	-71700000
1968	-88000000
1969	-93900000
1970	-148202995.9
1971	-161581307
1972	-66911844
1973	-103485083.39999998
1974	-273656090.5999999
1975	-120799453.0999999
1976	-271896894
1977	-330404626.79999995
1978	-512232530
1979	-535639740
1980	-927883259
1981	-558638062.3999999
1982	-677524940.5
1983	-680931863.3000002
1984	-959594946.4000001
1985	-235636161.058508
1986	-217152268.69646147
1987	-408212948.64332163
1988	-128396698.11961259
1989	-543575394.3217666
1990	-564266946.6177144
1991	-288360635.91058433
1992	-795816000
1993	-683384000.0000006
1994	-694281742.2511925
1995	-573076923.0769231
1996	-523365178.78044397
1997	-758393539.4180789
1998	-1580236998.8229022
1999	-1403580678.3067026
2000	-2018532569.8092225
2001	-1722830595.3844953
2002	-1974320077.8671389
2003	-30715015.321755856
2004	210618498.8116593
2005	-1785759101.335649
2006	-2771534624.5131574
2007	-3703292633.086629
2008	-6534365996.521048
2009	-4126528034.4366903
2010	-5735265231.866388
2011	-6160275543.855041
2012	-5596244278.496241
2013	-3978711616.6927505
2014	-3489086482.922616
2015	-3307679322.189327
2016	-2851954739.7554607
2017	-2288579900.4585276
2018	-4237647260.4227595
2019	-4333740276.656968
2020	-6072822185.014779
2021	-8698162038.675337
2022	-11474157362.03551
2023	-8911362526.176332