Year	current US$
1980	1618722.2
1981	1221804.857
1982	2367595.196
1983	1836967.468
1984	2139818.43
1985	4229184.628
1986	4764614.105
1987	6801226.616
1988	7383017.54
1989	7887009.144
1990	9935265.541
1991	10095548.63
1992	15999876.02
1993	16029796.600000001
1994	15232992.17
1995	12212938.080829
2003	32042448.3619059
2004	48705002.1565651
2005	54055725.5272443
2006	63197512.5772676
2007	74045486.7648803
2008	101325440.0737
2009	100407532.58457
2010	87252086.9209346
2011	108173891.044576
2012	110203511.03063
2013	0
2014	159817450.26804
2015	131866003.262065
2016	116745529.667133
2017	131598332.34445
2018	172620209.645371
2019	168546820.183138
2020	226655757.839161
2021	287990718.065728
2022	281839150.837667
2023	280919158.935547