Year	current US$
1970	360000.00312924414
1971	749999.9888241291
1972	179999.9959766861
1973	280000.0049173831
1974	130000.00081956369
1975	169999.9962002036
1976	19999.9995529652
1978	3230000.01907349
1979	10079999.923706051
1980	69409997.26206067
1981	110579999.02963673
1982	95740002.75135037
1983	85719996.97759749
1984	85080000.68739061
1985	68300001.19097528
1986	79049999.06569724
1987	79400001.5258789
1988	62990000.79929825
1989	69120000.66041942
1990	58960000.84280974
1991	47809998.84009364
1992	103499998.3310699
1993	74659998.4169007
1994	65619999.40872199
1995	55170000.076293916
1996	26649999.417364564
1997	23279999.740421735
1998	20219999.302178584
1999	21440000.33289192
2000	30900000.45299532
2001	35440000.05722048
2002	42479999.54223631
2003	34989999.756217025
2004	68610000.61035159
2005	18059999.838471413
2006	12819999.59051609
2007	8260000.094771387
2008	9379999.83131885
2009	3940000.057220458
2010	7289999.902248381
2011	7530000.20980835
2012	9976300.120353691
2013	7128212.928771976
2015	9477071.40445709
2016	63225826.26342778
2017	16835649.728775032
2018	8682334.3038559
2019	6428659.468889235
2020	13096280.499972634
2021	11490570.068359379
2022	8076099.87258912
