Year	current US$
1960	281513384434.6108
1961	278866906709.62506
1962	283225160603.88184
1963	311642009337.683
1964	354591643895.033
1965	390786297425.9448
1966	397997512739.94354
1967	414951012881.87244
1968	438311723850.6609
1969	488148069271.3312
1970	534184239050.17236
1971	569852863503.0581
1972	639212140996.3602
1973	791712142946.5774
1974	995177860924.0583
1975	1126112347961.9883
1976	1204422071137.7883
1977	1350366408500.7275
1978	1462134389152.5078
1979	1758772782062.7437
1980	2120140554041.0376
1981	2395447207576.503
1982	2328098940942.1567
1983	2332808607645.4097
1984	2404502554839.898
1985	2481198229475.3906
1986	2482659495793.3745
1987	2538704908833.595
1988	2700670440287.377
1989	2796054379188.191
1990	3194207232338.2334
1991	3099577605029.1187
1992	3275746556657.1953
1993	3621878198949.935
1994	4056216007769.8296
1995	4627182611255.594
1996	5138106425452.636
1997	5453626933451.325
1998	5426864974673.008
1999	5223485813254.0205
2000	5680267093251.765
2001	5687811932590.819
2002	5796547790161.356
2003	6487373546291.206
2004	7609727994130.644
2005	8985212394211.484
2006	10575560319816.43
2007	12982509324893.043
2008	15416273265910.094
2009	15446634909614.822
2010	18779543105771.957
2011	22115543075986.53
2012	23512181553245.625
2013	24940261486687.68
2014	26101787332747.258
2015	25326526306958.895
2016	25586586836480.027
2017	27933259327710.598
2018	29703722066967.906
2019	30424528245038.4
2020	29491920680088.08
2021	34734957850217.363
2022	36438640513559.9
2023	37425214512640.01