Year	current US$
1962	620762614.2394633
1963	721613582.48438
1964	885121618.1888928
1965	887462003.8710232
1966	1011605552.7931336
1967	1072952725.4835982
1968	1250499172.6011856
1969	1389035168.7479038
1970	1537676672.0200863
1971	1623469257.7936885
1972	1788480286.9594207
1973	2227242526.4841313
1974	2924349541.0557013
1975	3823422790.3644276
1976	4588233620.962772
1977	5496993575.575707
1978	7012995350.45509
1979	8691557481.93821
1980	9317824110.377472
1981	9495038024.729807
1982	8387623137.060545
1983	6546703950.731251
1984	6259070788.405619
1985	6315631334.707323
1986	7545232746.506373
1987	8704999650.375097
1988	10118374506.66981
1989	9536262118.632675
1990	9252562275.748833
1991	9334244921.816885
1992	9969482768.937199
1993	9928779305.14358
1994	9392716793.951283
1995	9904300974.15852
1996	7941566171.728049
1997	10129269791.510098
1998	11813008145.526114
1999	11767120765.789017
2000	10715842936.189922
2001	10046144124.092455
2002	9906939123.025745
2003	11085269948.323545
2004	13896865770.175821
2005	17008726792.423199
2006	17550779929.795395
2007	18516796834.03644
2008	21452404130.19427
2009	23771712531.74762
2010	25191501226.30268
2011	23341807787.398693
2012	26806058979.998154
2013	29766420354.32282
2014	45707802572.559845
2015	47540059401.86219
2016	48916733337.103
2017	50063915043.57669
2018	55125815646.75473
2019	59848852036.62073
2020	61171952027.93153
2021	68303480072.265945
2022	73699585852.19351
2023	77059680415.85193