Year	current US$
1966	44212081.35022968
1967	46695006.95793745
1968	41160065.856105365
1969	45168072.26891563
1970	52296083.673733875
1971	54456540.89023741
1972	57541448.62449178
1973	73888293.32620616
1974	94697143.71215136
1975	114774640.44016628
1976	113263134.34183727
1977	139726273.52847925
1978	171226923.7131097
1979	204440970.6335892
1980	236983456.54779857
1981	215056402.21689606
1982	209615419.89333963
1983	199673384.30781767
1984	178390890.99562562
1985	250976354.13986176
1986	214200781.49063727
1987	250476591.65441594
1988	271922343.00073206
1989	267268057.85602927
1990	291575356.33999884
1991	670170972.8492876
1992	695656931.4552007
1993	736113086.3086281
1994	728461763.4881903
1995	770635894.95891
1996	832135831.4281068
1997	779879662.7545412
1998	814984158.7507399
1999	785844546.0554421
2000	752679610.1699885
2001	656185817.7242812
2002	545287414.6650048
2003	464320905.18682665
2004	941272173.6400129
2005	1005255706.8864013
2006	1029030979.9586506
2007	1253850057.6096594
2008	1536177633.2835414
2009	1422149144.4287217
2010	1513388694.697985
2011	1377826167.828408
2012	1385745350.5665438
2013	1345939442.4881737
2014	1200491695.269557
2015	1345126615.3875687
2016	1456754210.868225
2017	1476610319.2846673
2018	1641472104.6351328
2019	1783609669.1291306
2020	1785259979.9695776
2021	1963778534.1919987
2022	2143987355.1013024
2023	2309304156.792144