Year	current US$
1978	9999.99977648258
1979	9999.99977648258
1980	9999.99977648258
1981	70000.0002980232
1982	79999.9982118607
1983	79999.9982118607
1986	29999.999329447703
1987	29999.999329447703
1988	29999.999329447703
1997	19999.9995529652
1998	9999.99977648258
1999	9999.99977648258
2000	19999.9995529652
2001	19999.9995529652
2002	9999.99977648258
2003	19999.9995529652
2004	9999.99977648258