Year	current US$
1965	4174646167.4743037
1966	4499446486.670352
1967	4921115014.486628
1968	5817349998.857844
1969	6732728542.189185
1970	7646057812.774146
1971	9331892307.990376
1972	11298959064.877735
1973	14131517963.0384
1974	22292285263.55662
1975	28675401059.50575
1976	34022897463.38737
1977	36808332225.22445
1978	42431239289.65624
1979	46014107716.98333
1980	55457807903.2439
1981	61952809086.22221
1982	69816225353.31996
1983	76599156707.64696
1984	74800395599.53577
1985	79844384188.53523
1986	90012908045.07881
1987	77329531542.50839
1988	76050053718.27786
1989	67918042546.016495
1990	67947057825.540054
1991	41455375716.45102
1992	46704671337.342476
1993	46084207659.49672
1994	48025185954.782974
1995	50156100156.993515
1996	53105742344.093864
1997	57281284197.16915
1998	62112158706.678825
1999	62659903944.876015
2000	65854048006.22135
2001	69450383505.03984
2002	67198479911.117676
2003	69845346369.16008
2004	86446993605.23192
2005	97562774332.91885
2006	109668417470.22705
2007	128779299580.76479
2008	158829574360.37555
2009	173916791824.3322
2010	194865595933.8785
2011	265116794955.72864
2012	275002472941.71857
2013	259215677893.39005
2014	263954757702.77182
2015	249357626290.4733
2016	252658278181.51788
2017	246997269713.53906
2018	225892573291.2016
2019	233309890601.19836
2020	216258823854.59122
2021	219032971019.4049
2022	228533159090.9257
2023	225887067824.91953