Year	current US$
1960	5797449373.028718
1961	5868488976.427579
1962	6078519108.215513
1963	6812595010.003735
1964	7550789149.670151
1965	7916282761.359939
1966	8470185755.9771385
1967	8673008971.478231
1968	9379286767.588638
1969	10585930465.899712
1970	11566071080.910072
1971	12599748788.336966
1972	13956708169.20215
1973	20028020361.13082
1974	32194324612.78778
1975	29788244132.452473
1976	33081804875.538754
1977	39237540943.97042
1978	40041626889.68796
1979	57510162409.52071
1980	78464786293.24536
1981	62214389719.06523
1982	51991975014.718056
1983	50355418850.9625
1984	51699011257.00873
1985	51280780237.38231
1986	45979146442.697655
1987	53448712044.43133
1988	54968082705.10315
1989	61405203615.874985
1990	68944474387.54639
1991	64578304177.82325
1992	65121802459.36676
1993	63587659281.96361
1994	65533869882.92205
1995	77331319820.54303
1996	86973495537.90178
1997	88109710860.20499
1998	73673211467.31445
1999	79986528782.61868
2000	95290591697.16116
2001	90647763397.93646
2002	96617691193.6113
2003	118219921885.82732
2004	159963967842.65897
2005	200711174223.38992
2006	236684256312.0967
2007	282698451942.43756
2008	358827908444.27765
2009	264012002259.54538
2010	355577827637.9028
2011	454021543100.6022
2012	442540213514.87537
2013	419471507580.0067
2014	421602542540.0599
2015	299575036863.04767
2016	266951012559.903
2017	314017596070.99054
2018	366932911076.70715
2019	342529025891.9853
2020	295886270824.8271
2021	395178787214.9372
2022	440577118964.7138
2023	405825743416.6384