Year	current US$
1960	1063385881.4760202
1961	1125937987.385205
1962	396163384.68643284
1963	667222517.0445569
1964	729774643.2087113
1965	708923934.4873265
1966	789943812.7144495
1967	789943812.7144495
1968	891218660.4983534
1969	1012748477.8390379
1970	1073513325.7444714
1971	936360464.5813512
1972	1383769499.7115288
1973	2220822991.574753
1974	5118698917.658316
1975	5241291935.398926
1976	5859996277.461228
1977	6414649588.907768
1978	6732393454.19703
1979	10354849612.030518
1980	14540906200.732258
1981	15338958197.398958
1982	13980251587.9127
1983	13635984129.635817
1984	13805905455.640003
1985	13664028063.964357
1986	8187453057.716016
1987	9526280057.784517
1988	9163505595.402151
1989	10369902260.060316
1990	14546456704.253012
1991	13311409366.435925
1992	12154198604.831682
1993	10880084682.181808
1994	9585286281.92061
1995	10940062642.659956
1996	13970016988.276283
1997	14889922793.13016
1998	10880008005.930239
1999	13692404114.977533
2000	23050166016.935043
2001	20272584009.26939
2002	20384692132.090225
2003	26210435496.619774
2004	35288382278.249146
2005	47497958003.01511
2006	56328445411.29836
2007	63718503039.29435
2008	82340143196.02122
2009	48982402223.60555
2010	62203842893.35802
2011	78573489718.64182
2012	78098361757.71175
2013	70746581763.01904
2014	65994736570.19172
2015	38489004322.74114
2016	33417246978.285065
2017	38609773040.594185
2018	45570702426.420784
2019	39481135535.14676
2020	25613416650.36505
2021	44484853151.53364
2022	70931608671.36319
2023	60376754380.0015