Year	current US$
1962	377579727.42558116
1963	401186694.4948989
1964	437497473.55576384
1965	491160324.3533736
1966	537855941.6342485
1967	580228708.8913397
1968	638909097.7909752
1969	666668061.4602668
1970	709589451.0805494
1971	749014096.4797888
1972	820260898.678156
1973	950880143.1215034
1974	1086296394.9386394
1975	1195857076.8887281
1976	1334556332.027482
1977	1550490402.8321884
1978	2111934885.6075575
1979	2978018997.1861086
1980	4010680202.4723935
1981	4128685670.683251
1982	3997178571.8808193
1983	4036642011.5370555
1984	4490969682.3007
1985	4957362961.829323
1986	5577633549.450285
1987	6396996265.299184
1988	6584229857.544392
1989	6130540325.623041
1990	5482223145.073905
1991	4798925605.334611
1992	4863995664.329882
1993	5103185539.319492
1994	4871390131.101106
1995	5119171170.49097
1996	5127320665.913529
1997	5471881922.726675
1998	5657572977.444759
1999	5937524372.060184
2000	6707315557.896188
2001	7078858370.402071
2002	7432921370.383895
2003	8024100955.410647
2004	8822620115.585297
2005	9640198696.088572
2006	10389769144.109049
2007	11641001589.49403
2008	13003885136.312883
2009	13649039938.295874
2010	14462998430.801994
2011	15911345982.226011
2012	16986668679.998077
2013	17686919316.996063
2014	17960594719.818775
2015	18753419055.566402
2016	19698747620.61882
2017	21168930160.08908
2018	22310395825.24951
2019	23158185925.63222
2020	21472692890.416668
2021	25122076929.6107
2022	28258089384.93734
2023	30718597488.679543