Year	current US$
1970	51100000.379999995
1971	54465559.010000005
1972	69379825.59
1973	76343250.28
1974	85339182.6719
1975	201496974.46699998
1976	433592532.39579993
1977	628713057.849
1978	761426670.707
1979	1054096668.6079999
1980	1918072598.4711003
1981	2213111110.163
1982	2065556664.097
1983	2156019995.8774
1984	2410054583.893
1985	2613564025.6749997
1986	3099914790.1577
1987	3677575939.2965
1988	4083431502.5065007
1989	4693743732.260001
1990	5697512670.492
1991	6723790651.028
1992	8311302762.760001
1993	8723895305.637
1994	11117180278.656
1995	12795777742.74945
1996	12807176654.921879
1997	13653728765.924545
1998	15385429558.162151
1999	17251160096.52622
2000	19735422146.43102
2001	23971284252.254738
2002	27615636817.011436
2003	36227911425.18731
2004	42498965671.74533
2005	49012203491.17248
2006	57895883052.571075
2007	62681744021.62831
2008	64116413599.918495
2009	56238899545.71562
2010	57569764745.56074
2011	61048123731.02259
2012	61460205634.51063
2013	62673099602.10405
2014	65569992710.0573
2015	69647358556.93153
2016	74492714735.78949
2017	82243274049.36989
2018	90314448206.30487
2019	97719346132.4247
2020	104758790709.23175
2021	132073031894.2269
2022	145726163686.31802