Year	current US$
1979	70000.0002980232
1981	70000.0002980232
1983	349999.99403953605
1984	319999.99284744303
1985	170000.00178813902
1986	129999.995231628
1987	159999.99642372102
1988	360000.01430511504
1989	740000.009536743
1990	1179999.94754791
1991	119999.997317791
1992	1419999.95708466
1993	1009999.99046326
1994	3740000.00953674
1995	5539999.96185303
1996	6340000.15258789
1997	4280000.20980835
1998	2910000.08583069
1999	2119999.8855590797
2000	3190000.05722046
2001	6489999.771118159
2002	3750000
2003	5670000.07629395
2004	12300000.1907349
2005	8369999.88555908
2006	4690000.05722046
2007	310000.002384186
2008	3089999.91416931
2009	3779999.97138977
2010	2660000.08583069
2011	2779999.97138977
2012	2569999.9332428