Year	current US$
1980	2238759.00950301
1981	1067239.1978998124
1982	2069363.430379367
1983	2117761.128616736
1984	1618023.1278830399
1985	2437345.98649271
1986	3869444.1573891505
1987	7856015.88132969
1988	7077490.245120931
1989	7752215.099750241
1990	6192553.579383399
1991	13484363.9640385
1992	15210271.360739099
1993	21305961.876661234
1994	20598041.032859553
1995	27046368.781363387
2003	26974885.489515834
2004	32004771.702112377
2005	38723583.69192986
2006	42683970.573752284
2007	50615461.7434528
2008	56385290.27294939
2009	50742058.8981591
2010	55448608.37657108
2011	63612401.5184202
2012	60928875.26455245
2014	90000089.250932
2015	76552286.9021864
2016	74644747.84489322
2017	84799969.43744397
2018	101355174.6686457
2019	97017702.15146181
2020	41672433.38522452
2021	86648408.21894294
2022	104030884.87656961