Year	current US$
1960	68907986.43680543
1961	72841984.86320606
1962	74843984.06240638
1963	80541981.78320728
1964	95675975.72960971
1965	104999972.0000112
1966	116479953.40801863
1967	126839963.2640147
1968	140167943.93282244
1969	159151936.33922547
1970	174047930.38082784
1971	200703919.71843213
1972	218203912.71843493
1973	270411095.710559
1974	334375866.2496535
1975	345898575.72856927
1976	344633683.2934053
1977	434818277.7846983
1978	567495490.9078771
1979	668868537.7420518
1980	795532511.5121762
1981	725393915.5333332
1982	681759607.0433722
1983	613393650.0250121
1984	639605935.2533582
1985	630959480.1448894
1986	749709936.2235638
1987	793060034.9132627
1988	848544269.2045461
1989	831558023.6439315
1990	861802347.804802
1991	848777566.068645
1992	764029164.5054
1993	489533576.7541756
1994	645046014.2469547
1995	756584218.3465772
1996	1428577256.4260721
1997	1517268945.8641531
1998	1540468503.3304784
1999	1308246112.5415008
2000	1310630648.351672
2001	1270023713.4227135
2002	1291582326.065216
2003	1447083379.9737935
2004	1609661276.8365293
2005	1974240739.1767404
2006	3277091035.0760846
2007	4087593734.77367
2008	4341795409.633207
2009	4866945909.608026
2010	5067436923.372681
2011	5646725053.729406
2012	6250638681.582814
2013	6727747687.115755
2014	6872988249.015346
2015	6994640667.234795
2016	6973887005.789869
2017	7169286956.324971
2018	7752781807.714064
2019	7934529865.479308
2020	7649807732.738079
2021	8077811011.567029
2022	8876937334.395266