Year	current US$
1970	188420001.07094637
1971	186909999.62203163
1972	249779996.35413283
1973	258020000.21375677
1974	385309993.4905763
1975	425430001.7505883
1976	311830005.27322274
1977	342199994.57709545
1978	410110002.6331847
1979	443230000.29660755
1980	459700008.91946244
1981	514079996.33625185
1982	528130013.7620417
1983	491220010.6494126
1984	550120003.1638143
1985	470330009.3449654
1986	453390006.56083244
1987	469489994.62276673
1988	554530006.28762
1989	649710003.7448107
1990	668729987.1761352
1991	644790012.9463526
1992	648739994.1924962
1993	626049998.0058526
1994	729509998.5264244
1995	763230002.7236348
1996	709900001.3582413
1997	638360007.6343867
1998	627429988.8163804
1999	602290003.6759673
2000	659280006.7998466
2001	540120003.7095696
2002	586310005.5586544
2003	733270007.8468775
2004	909530001.4615061
2005	1040180005.9378144
2006	1382969978.8279827
2007	1746620009.9252174
2008	1910509991.1838765
2009	1688360017.4803295
2010	2324310017.6136937
2011	2880979994.3789835
2012	3288580025.263132
2013	2811070017.2577047
2014	2404650005.1878405
2015	1969040006.1197567
2016	1462300004.5977535
2017	1684039982.251822
2018	1664290011.664852
2019	1528170022.2212808
2020	1405329986.246302
2021	2255709961.1554275
2022	1884059998.9648895