Year	current US$
1975	3921527.863
1976	36800010.68
1977	40619522.09
1978	34293014.53
1979	16809679.03
1980	25861236.57
1981	29041337.97
1982	25542390.82
1983	22608638.76
1984	24030069.35
1985	15663051.61
1986	22031305.31
1987	1131665.826
1988	18780263.9
1989	36428863.53
1990	117981204.528078
1991	117928922.760843
1992	139212456.599794
1993	131444548.765515
1994	145307825.558347
1995	198938992.04244
1996	86366731.2102472
1997	119016205.743274
1998	117727668.556608
1999	122264635.575863
2000	133941061.157217
2001	129091561.656691
2002	129616289.542827
2003	185589022.421694
2004	99200398.0583915
2005	107032901.744271
2006	97410081.8139718
2007	98646074.2009613
2008	57561567.9031087
2009	59503691.6493388
2010	99754459.855347
2011	122311487.009103
2012	124130509.024899
2013	97489264.3869631
2014	105396857.464986
2015	94742111.7026077
2016	80447980.7958848
2017	81246534.89425
2018	63438910.5693902
2019	99403760.8478688
2020	182228868.570862
2021	242674148.126351
2022	209808346.366142