Year	current US$
1970	1382002338.37
1971	1823007922.6499999
1972	2114379734.2000003
1973	2214559742.3
1974	2019358915.0699997
1975	6305354987.58
1976	6795426643.099999
1977	8967569553.85
1978	11448118016.039999
1979	14020031758.26
1980	16332658186.61
1981	14725027099.76
1982	14397031440.24
1983	13125888686.900002
1984	12507541584.64
1985	12529510177.71
1986	16460083070.55
1987	19496124027.73
1988	22055085327.87
1989	23194772843.69
1990	27879097754.75
1991	28072249862.42
1992	29691745056.030003
1993	28249217232.6734
1994	27368177878.5255
1995	29351384673.87968
1996	29153310430.368965
1997	32706617734.652046
1998	33363146313.594
1999	26767076326.059624
2000	25490610617.579655
2001	26242897712.74921
2002	29385214291.380394
2003	36195346986.84509
2004	41150097795.662605
2005	45804311082.95433
2006	49975348470.77561
2007	60077981977.72191
2008	72205564639.46146
2009	70351524871.08815
2010	71613769594.89691
2011	79897852013.65718
2012	77349084690.2033
2013	84884076495.25398
2014	87703765524.14738
2015	80516641045.18141
2016	80670585578.8865
2017	86395586387.95451
2018	91728438321.04613
2019	95669809482.62338
2020	93124269644.18906
2021	102993556845.55711
2022	103187933046.76651