Year	current US$
1977	19999.9995529652
1978	50000.0007450581
1979	100000.00149011599
1980	239999.994635582
1981	330000.013113022
1982	670000.016689301
1983	400000.00596046395
1984	500000
1985	270000.010728836
1986	270000.010728836
1988	170000.00178813902
1989	129999.995231628
1990	2470000.02861023
1991	2039999.96185303
1992	1909999.9666214
1993	1470000.02861023
1994	1450000.04768372
1995	1029999.97138977
1996	1490000.0095367401
1997	1090000.0333786
1998	899999.976158142
1999	920000.016689301
2000	589999.973773956
2001	2450000.04768372
2002	21760000.2288818
2003	27770000.4577637
2004	11460000.038146999
2005	3599999.90463257
2006	1539999.96185303
2007	2440000.05722046
2008	2339999.91416931
2009	1440000.0572204601
2010	680000.007152557
2012	2123800.03929138
2013	1869132.9956054701
2018	100905.291736126
2019	134199.813008308