Year	current US$
1960	12039995.184001926
1961	14979994.008002397
1962	20999991.60000336
1963	28979988.408004638
1964	29959988.016004793
1965	36959985.216005914
1966	56699977.320009075
1967	62999974.800010085
1968	57539976.98400921
1969	57119977.152009144
1970	67759972.89601085
1971	74942290.2419825
1972	85986536.14751698
1973	124647133.33208446
1974	156591025.15611273
1975	164027975.35658842
1976	184230046.0575115
1977	208725052.18126303
1978	295205073.80126846
1979	408885721.0738893
1980	618103472.6270297
1981	604048182.556784
1982	546409336.3884858
1983	557759626.604434
1984	458625736.04821336
1985	334310745.1737019
1986	358288199.0274097
1987	479609122.24900085
1988	555494953.0848906
1989	605564429.0166117
1990	767807164.2444056
1991	816653913.0812674
1992	977610698.9657134
1993	1036578775.1909422
1994	1034170234.4092793
1995	1252959856.1930585
1996	1292329047.955865
1997	1307308610.6178827
1998	1336851561.895156
1999	1257916969.7473633
2000	1479690822.3085644
2001	1264818761.5430186
2002	1357176052.1336865
2003	1940907689.0720367
2004	2178217691.4979258
2005	2153301543.8109183
2006	1681374778.5034118
2007	1865738198.091937
2008	1977698108.3793528
2009	2068288666.7577722
2010	2671892151.3375773
2011	2214217232.244229
2012	2099939171.5120974
2013	2127119003.7634168
2014	1967636318.7039192
2015	1665233707.0365517
2016	1625341859.8221257
2017	1949866370.579321
2018	2068033383.4336598
2019	1931360283.4915457
2020	1671264271.7878823
2021	2177890794.6630807
2022	2280087057.533475