Year	current US$
1970	779999.9918788669
1971	880000.0008195629
1972	860000.0031292425
1973	1080000.0056624415
1974	1280000.001192092
1975	1399999.9780207868
1976	2310000.021010637
1977	3939999.9938905234
1978	4409999.9740719795
1979	3720000.032335517
1980	1700000.0029802318
1981	6440000.083297489
1982	6489999.994635583
1983	7620000.053197148
1984	6609999.991953369
1985	9979999.901726842
1986	10070000.013336541
1987	12469999.948516497
1988	9750000.02607703
1989	13109999.999403957
1990	12770000.105723742
1991	17190000.11123717
1992	13230000.182986258
1993	20300000.004470363
1994	16949999.93406238
1995	32780000.019818556
1996	13919999.916106466
1997	21669999.983161684
1998	14450000.071898108
1999	22239999.86797572
2000	24939999.887719743
2001	15839999.98494982
2002	23950000.12964011
2003	27359999.785199773
2004	24609999.99567865
2005	32679999.709129322
2006	19629999.90582464
2007	24210000.015795235
2008	5959999.969229102
