Year	current US$
1962	598155809016.4419
1963	654397503287.4233
1964	726132947757.3262
1965	812528772349.0098
1966	892242989148.7887
1967	954762988419.8777
1968	1009498073719.813
1969	1107714884244.5154
1970	639683668875.48
1971	712168463211.8336
1972	839968900790.9868
1973	1084889660329.0511
1974	1352279512753.8145
1975	1569064129650.2798
1976	1672122036322.7065
1977	1802707177650.6455
1978	2056450880674.0288
1979	2561185442516.386
1980	3086583873264.0225
1981	3068139351143.5435
1982	2787192557462.1313
1983	2489683574908.1167
1984	2424305673745.692
1985	2431740951637.7383
1986	2812893906179.1895
1987	3603595195937.826
1988	4698624725057.348
1989	5060094260813.208
1990	5480974506055.337
1991	5894071398124.916
1992	6646565094366.879
1993	6573007563983.867
1994	6766133541557.96
1995	7150889235258.502
1996	7578281048882.461
1997	7594300313241.224
1998	7281438990875.968
1999	7167287419394.259
2000	7124572779697.575
2001	6860772680986.9
2002	6731900307159.118
2003	7625987646023.202
2004	9320846902972.832
2005	10730402315525.79
2006	11483915639568.725
2007	12268788789634.17
2008	13283155877844.645
2009	13368540633570.156
2010	13456839021511.736
2011	13590868626279.791
2012	13249833412887.055
2013	13365738753708.732
2014	13383977991325.596
2015	12861120315798.096
2016	12426544434911.467
2017	12287038088696.78
2018	13342178765130.566
2019	13857756064772.346
2020	13149792538090.326
2021	14578218454993.352
2022	15319169989790.031
2023	15421562621602.049