Year	current US$
1960	2226716299.7898335
1961	2425524386.0252495
1962	2532652077.3126626
1963	2846958066.083858
1964	3124311065.7781296
1965	3718170619.895951
1966	3528121223.306652
1967	4079421720.411357
1968	4132649594.41473
1969	4249815129.007966
1970	4977857141.41017
1971	5715290316.621399
1972	5259116552.503932
1973	6034955559.236332
1974	9028006814.165201
1975	11377646801.013233
1976	11252684417.432339
1977	12925231737.561752
1978	16111432757.267923
1979	19435180998.998085
1980	25633457919.22553
1981	28157594337.70471
1982	27389703475.609833
1983	25481745346.90583
1984	26358049581.2475
1985	27009210798.339268
1986	26540629420.31899
1987	26926525234.490273
1988	29004426636.595802
1989	31059762427.581623
1990	31537082689.31632
1991	32501046283.63806
1992	35735392785.48915
1993	36977718659.89557
1994	36918439794.25208
1995	43301901687.74143
1996	49467878748.23131
1997	49971985542.18906
1998	42919716003.18661
1999	40649757631.05464
2000	43241746551.89889
2001	45538725826.71827
2002	44378506211.10173
2003	52385713773.44586
2004	62172832711.79655
2005	78047877694.38612
2006	95041737285.11812
2007	112240528751.1171
2008	141451508400.21844
2009	128090722039.08109
2010	137509570352.97284
2011	161661916380.72702
2012	170599535888.58618
2013	171295603298.4488
2014	178707933410.54224
2015	170356629853.8147
2016	164393924453.32172
2017	179428784862.77368
2018	214519151572.2179
2019	206546251512.19827
2020	171888100481.04306
2021	212214807791.64584
2022	267091380924.2549
2023	235193903189.22067