Year	current US$
1970	79483985.5960363
1971	91210523.5081958
1972	110431419.717541
1973	156568712.547616
1974	199095908.329854
1975	217633764.399408
1976	286911972.249768
1977	326674360.267253
1978	382397504.959664
1979	461179816.474641
1980	549331024.235596
1981	616775452.004053
1982	491991145.252748
1983	684786865.458315
1984	779954329.205692
1985	804408671.698814
1986	930960759.088571
1987	1145929095.93791
1988	1354810999.94755
1989	1501189552.28969
1990	1670877269.91527
1991	2368756474.32249
1992	2468488973.33295
1993	3208786713.88219
1994	3608522887.63781
1995	4044336829.20785
1996	4159755026.59998
1997	4911510726.99191
1998	5295597879.65074
1999	5323291566.69039
2000	5570522981.58834
2001	5703340820.30895
2002	5920807891.05262
2003	5943049533.81153
2004	6351771969.12561
2005	6220238541.27209
2006	6102550982.67515
2007	6286481603.30393
2008	6213006041.06713
2009	6253215313.11153
2010	7008039940.50979
2011	7146781292.4514
2012	7538797844.93335
2013	7948923064.94044
2014	8417189274.6247
2015	8916279909.13353
2016	9307152392.26053
2017	10076196269.9859
2018	10722180356.5696
2019	10791878271.0894
2020	10329520263.6098
2021	11192311454.2713