Year	current US$
1975	96214460.10562065
1976	74764440.45365094
1977	88326390.77028288
1978	141144129.68038282
1979	141029372.4647836
1980	196185569.9603346
1981	157876460.7385839
1982	150788366.2986438
1983	153779120.83514202
1984	160359151.11544502
1985	247249404.51257458
1986	285325774.07953876
1987	302459039.5047153
1988	289442724.6928734
1989	250651785.95151928
1990	351569517.010162
1991	308287380.72110957
1992	391738617.16142744
1993	326879350.2426549
1994	296034960.23370427
1995	412202041.1633634
1996	357163780.6562016
1997	328850560.0800745
1998	332079685.9093782
1999	356030038.0875926
2000	324582386.3645773
2001	415473728.0035125
2002	386991324.0026758
2003	482145612.96715695
2004	531167833.24500346
2005	584969384.7434679
2006	674392646.9355189
2007	776815309.1754268
2008	1028340711.6434499
2009	820657871.9682176
2010	1008297868.6102936
2011	1116139063.9549694
2012	1058579943.6675276
2013	1214854377.3329787
2014	1175322784.8719702
2015	1146115075.720191
2016	1256323803.0082178
2017	1326203114.915279
2018	1394288861.3122783
2019	1532113955.543026
2020	1337826882.455684
2021	1727911931.910352
2022	1768065488.0220191