Year	current US$
1960	699999.988079071
1961	899999.976158142
1962	889999.985694885
1963	879999.995231628
1964	859999.991953373
1965	1390000.00432134
1966	1960000.0474602
1967	1120000.04202127
1968	1890000.03226101
1969	3420000.0949204
1970	5749999.8584389705
1971	7650000.09536743
1972	12579999.7020513
1973	12110000.2061576
1974	25000000.0465661
1975	25629999.9225885
1976	22650000.3039837
1977	44000000.4135072
1978	55629999.458789796
1979	67489999.9201298
1980	74020000.3348291
1981	60069999.0391731
1982	80200000.7629395
1983	76459998.6746907
1984	66649998.970329806
1985	69929999.5750189
1986	108320001.006126
1987	98320000.8273125
1988	96669999.3610382
1989	87549999.2147088
1990	120909999.527037
1991	109770000.953227
1992	114159999.728203
1993	88239998.93665309
1994	90180001.9741058
1995	87520000.4577637
1996	111390000.671148
1997	87150000.7510185
1998	79150001.630187
1999	77900001.4662743
2000	70569998.98888169
2001	104769999.224693
2002	133349999.785423
2003	148789996.758103
2004	167350004.464388
2005	299140005.886555
2006	208560000.30040702
2007	283910000.32424897
2008	291320006.01291704
2009	280279999.861494
2010	324530001.072213
2011	299869996.841997
2012	278529998.091981
2013	248859996.32813
2014	232780001.172796
2015	191319995.40329
2016	157429999.679327
2017	159310002.267361
2018	172359999.924898
2019	148879997.469485
2020	150589998.254552
2021	167789998.717606
2022	158080000.87738046