Year	current US$
1960	3401304897.7737412
1961	3425046635.801231
1962	3663243222.7752166
1963	3988622620.3147264
1964	4524953819.467342
1965	5127839825.097197
1966	5427920617.639615
1967	5637704672.373735
1968	6151267223.680756
1969	7130519150.238487
1970	8511452485.888812
1971	8730027117.189177
1972	10058020535.86427
1973	13262272571.153801
1974	19719197188.8093
1975	21285589566.976543
1976	23742183475.286392
1977	24866392806.140663
1978	25733442735.421043
1979	35107292808.65854
1980	40810546387.36524
1981	36195754038.78817
1982	34939660809.21911
1983	32803783438.3274
1984	33291121037.74269
1985	35757544253.18751
1986	41776926694.36802
1987	52324859314.86973
1988	59068620903.51221
1989	64198247529.82053
1990	73057820504.15625
1991	68543354609.3427
1992	70552845221.33315
1993	59040650615.412285
1994	69267366511.14568
1995	84138337095.03316
1996	89009991052.78854
1997	88157670696.40729
1998	92940036981.59724
1999	95341305189.77538
2000	100453275414.20183
2001	91304566709.58748
2002	95989771081.73892
2003	116750182407.28146
2004	138259331328.49814
2005	151929587453.66718
2006	172232793906.37283
2007	204124400781.20377
2008	225084280317.3977
2009	166123624866.0796
2010	196190670652.16214
2011	232621994257.88605
2012	222400808657.39685
2013	224695020933.20935
2014	230849822578.61163
2015	201824555274.65503
2016	204349649954.88776
2017	222899873696.62222
2018	241335010126.5246
2019	232902905272.66977
2020	215340765861.36603
2021	267078083320.5723
2022	295957250601.4456
2023	294169703246.0597