Year	current US$
1960	24030000.6866455
1961	20100000.3814697
1962	15820000.458508728
1963	10650000.104680652
1964	4459999.997168774
1965	5649999.756366011
1966	719999.9950826172
1967	499999.9981373545
1968	129999.99895691888
1969	1209999.9971687798
1970	3600000.012665991
1971	1989999.9890476465
1972	4799999.980255965
1973	3449999.976903197
1974	8819999.923929572
1975	6439999.952912328
1976	22520000.118762255
1977	49390000.00432134
1978	27650000.046938647
1979	16459999.982267616
1980	30879999.654367574
1981	25799999.585375167
1982	13979999.84398488
1983	7380000.036209822
1984	6459999.877959484
1985	23599999.928846955
1986	27669999.99806285
1987	29939999.97898935
1988	20099999.98286366
1989	23880000.105127685
1990	18840000.020340085
1991	21600000.08903443
1992	18270000.06474554
1993	21919999.895617366
1994	27299999.995157126
1995	14309999.877586966
1996	23419999.785721295
1997	41909998.27906489
1998	31249999.355524756
1999	54119998.67856504
2000	57049998.840317145
2001	51120000.40896239
2002	30329999.774694473
2003	17779999.75532293
2004	44430000.65535303