Year	current US$
1960	469999.998807907
1961	870000.004768372
1962	430000.00715255697
1963	-9999.99977648258
1964	509999.99046325695
1965	1059999.9427795399
1966	1789999.96185303
1967	2720000.02861023
1968	899999.976158142
1969	1379999.99523163
1970	2650000.09536743
1971	3819999.9332428
1972	4190000.05722046
1973	6250000
1974	6619999.88555908
1975	3029999.97138977
1976	2950000.04768372
1977	4449999.80926514
1978	3529999.97138977
1979	6530000.20980835
1980	11149999.6185303
1981	7420000.07629395
1982	3119999.8855590797
1983	3390000.10490417
1984	10960000.038146999
1985	28920000.0762939
1986	20819999.6948242
1987	14560000.4196167
1988	16190000.534057599
1989	449999.988079071
1990	560000.002384186
1991	2569999.9332428
1992	3140000.10490417
1993	-9999.99977648258
1994	569999.992847443
1995	209999.993443489
1996	-239999.994635582
1997	370000.00476837205
1998	219999.998807907
1999	29999.999329447703