Year	current US$
1980	2609999.89509583
1981	7760000.064969061
1982	11980000.39532778
1983	8089999.996125702
1984	18010000.00536447
1985	19210000.31568112
1986	22909999.780356884
1987	30060000.762343403
1988	6329999.89017844
1989	8529999.896883963
1990	24770000.338554382
1991	15369999.974966059
1992	9129999.917000536
1993	7439999.921247366
1994	10460000.034421684
1995	10980000.19043684
1996	19600000.33676625
1997	7809999.978169799
1998	3070000.1642107987
1999	689999.9808520074
2000	1279999.986290928
2001	-1320000.0859796994
2002	-879999.9244511097
2003	1099999.938160183
2004	6259999.960660934
2005	12730000.18298626
2006	35920000.25510791
2007	28100000.00149011
2008	31799999.274313472
2009	31939999.610185586
2010	33079999.268054962
2011	39400000.94100833
2012	30399999.51794744
2013	41900000.32447278
2014	26469999.78274106
2015	22317399.24103024
2016	50104784.58926082
2017	77164274.49136975
2018	84703312.6540482
2019	96852376.21515991
2020	68432687.64391541
2021	114762000.6427169
2022	139149229.09066075