Year	current US$
1960	285073053085.9551
1961	316870410350.50165
1962	350221814291.119
1963	384821620915.05695
1964	426857747595.7695
1965	467082505496.4784
1966	505703862438.40247
1967	538499760817.8595
1968	577998463968.4856
1969	645042628143.7522
1970	729230210211.2769
1971	824288432698.7731
1972	994401350599.7467
1973	1286732424384.3198
1974	1456741990415.9336
1975	1696431872317.9956
1976	1777203100260.2795
1977	2012781495101.9697
1978	2451545641660.1978
1979	2962558958496.7197
1980	3314876480855.1665
1981	2893850859545.11
1982	2792072843193.8394
1983	2714737320293.105
1984	2615737658425.745
1985	2690005731428.465
1986	3755825284547.2495
1987	4642293245437.362
1988	5096307310101.019
1989	5205659077752.171
1990	6509870874516.411
1991	6733632573117.183
1992	7392186357757.627
1993	6751222891775.619
1994	7155503335744.403
1995	8296091250458.226
1996	8431591142243.407
1997	7733843716226.579
1998	7969880727935.981
1999	7925844560641.683
2000	7276390686987.555
2001	7393611976746.926
2002	8083519738170.345
2003	9932134719712.137
2004	11418900282600.47
2005	11910069053861.59
2006	12712635655986.717
2007	14727520908988.875
2008	16295391110313.406
2009	14762842568792.768
2010	14556122142376.72
2011	15765158666571.168
2012	14641634844097.45
2013	15294853937310.537
2014	15651372745918.602
2015	13553897260141.033
2016	13888833465037.945
2017	14765880176508.232
2018	15981445869808.93
2019	15694050310523.117
2020	15381418584246.09
2021	17315127119106.457
2022	16761496590765.229
2023	18349388450765.61