Year	current USD
1960	84000000
1961	86400000
1962	99200000
1963	112000000
1964	120000000
1965	119200000
1966	130400000
1967	133600000
1968	148800000
1969	180000000
1970	176800000
1971	191200000
1972	242400000
1973	300800000
1974	407200000
1975	504800000
1976	531576968.455445
1977	437692985.836999
1978	518287192.596399
1979	679663588.44835
1980	810422203.825541
1981	1284948561.26553
1982	858130162.743322
1983	778556797.1755459
1984	1155945372.64342
1985	1241863651.93559
1986	817296611.651707
1987	813391574.3952171
1988	981914645.573685
1989	1153375828.26522
1990	1210872502.3110301
1991	1459136040.92194
1992	1824550066.238
1993	2122980337.78189
1994	2635284078.78831
1995	1562615372.3928802
1996	1882873102.65874
1997	2184061042.17234
1998	2263223453.48751
1999	2652912012.04971
2000	3031454509.3045797
2001	3229469276.4339604
2002	3172268733.5076
2003	2960496802.29864
2004	2854385964.91228
2005	3123454977.56449
2006	3035131018.79037
2007	4223037645.72391
2008	4334654123.651131
2009	4514233914.23391
2010	4789031339.031341
2011	5498458541.61133
2012	5717035574.623179
2013	6473144378.32759
2014	6758693845.00224
2015	5468837811.91633
2016	5336875740.464741
2017	5062076645.82129
2018	5839521271.01987
2019	6650808254.067261
2020	8044880863.7379
2021	8680832593.46947
2022	8535523803.992721