Year	current US$
1970	30151687663.41811
1971	34461485029.940125
1972	43396632151.17784
1973	57471587664.19189
1974	72117980963.36891
1975	85897568115.94203
1976	91365834369.55981
1977	101538135815.99124
1978	122000588107.63889
1979	165366492315.31976
1980	183729853794.38385
1981	162952753649.30618
1982	157194891715.88672
1983	136777218097.4478
1984	134856245083.83359
1985	141661594911.93738
1986	194459622193.18048
1987	248254925212.23557
1988	289466999000.1429
1989	322396992269.8524
1990	416317249428.6647
1991	451367828662.9303
1992	503367360637.08765
1993	421359105765.45953
1994	421459673332.50525
1995	483097144382.1724
1996	500923420464.9941
1997	455631818181.8182
1998	473887960797.4162
1999	485042321863.70764
2000	456642356748.23627
2001	475988581827.9533
2002	533743272958.82446
2003	677917996944.3124
2004	806226579189.5774
2005	870093098782.879
2006	946927431148.234
2007	1110453129401.18
2008	1244800364574.9998
2009	1156907858953.9055
2010	1119509393466.6687
2011	1172002659717.9011
2012	1053166970109.3752
2013	1069040725187.8462
2014	1083849393877.6432
2015	932692040271.8745
2016	953185263754.0879
2017	1011135822855.2959
2018	1092110121076.8619
2019	1062899626501.9591
2020	998109212001.5592
2021	1119636383573.6255
2022	1096059356708.1754
2023	1194469883864.727