Year	current US$
1970	94570001.2501329
1971	107689999.01972702
1972	127260000.53621824
1973	164449999.99739236
1974	229889999.79570514
1975	314379998.7882377
1976	259110000.660643
1977	274949996.6483563
1978	371750003.3713878
1979	337179998.870939
1980	311040000.9267032
1981	379000000.8326025
1982	456840000.3388524
1983	440930003.53313994
1984	531529997.28731805
1985	523220000.79043204
1986	426419999.1021306
1987	543929997.4218009
1988	633750004.950911
1989	578210001.5766919
1990	564010004.7457966
1991	618980003.7238744
1992	593680003.4753981
1993	404749996.9806522
1994	355249998.66075814
1995	358410001.06371945
1996	349359997.78285635
1997	361450002.5305897
1998	378960003.7597118
1999	322800000.6359072
2000	264009996.16459018
2001	262249999.36856312
2002	460090007.3256343
2003	617869997.1400203
2004	747049996.0537999
2005	1052789995.9236383
2006	1150780005.7288263
2007	1462840010.0469594
2008	1510940020.5593565
2009	1514490013.7130172
2010	2074459993.8169131
2011	1730739984.1621513
2012	1728950009.9755828
2013	1576979993.3433535
2014	1352690004.7082453
2015	1295209995.171056
2016	1101900007.4546783
2017	1268410005.180164
2018	1415379993.272945
2019	1227559997.9534743
2020	1247640009.1722608
2021	1554129992.678762
2022	1757379997.484386