Year	current US$
1960	7087544.297151857
1961	7350045.937787112
1962	8006300.0393752465
1963	6890092.262641704
1964	6913580.24691358
1965	10237563.984774904
1966	23362646.016537603
1967	11943824.648904055
1968	11627072.000751022
1969	15901234.567901235
1970	5432098.765432099
1971	16098765.432098765
1972	23604928.946200907
1973	19892541.272147514
1974	36420692.27843286
1975	60384176.492963105
1976	67235549.0133371
1977	82000000
1978	106174545.75017276
1979	119666666.66666667
1980	122083325
1981	153416658.33333334
1982	150815544.0958423
1983	153455829.7995723
1984	156353407.20693564
1985	144588476.78767258
1986	153835001.1922596
1987	161698856.7168464
1988	212740875.08501473
1989	187893045.65504834
1990	198818475.2594295
1991	206905289.8321191
1992	166748329.62138087
1993	202125000
1994	247938775.51020408
1995	286365461.8473896
1996	280781108.0835604
1997	314781693.84534454
1998	305778853.9144471
1999	315761589.4039735
2000	346677283.914869
2001	382181432.6530612
2002	382536546.81943893
2003	410335949.21536404
2004	488543949.3052648
2005	564540736.5861365
2006	594070905.2370766
2007	737265472.6015251
2008	929013185.9241451
2009	1024265561.8931171
2010	1467183642.8034775
2011	1703934502.9370525
2012	1727421125.0369523
2013	1955545957.3020163
2014	2138935586.2826915
2015	2382471738.964107
2016	2508488456.8675723
2017	3357251878.477092
2018	4262858832.97675
2019	4575217093.249801
2020	3956453364.6716027
2021	5409220596.984274
2022	5963020773.362747
2023	4662409758.626952