Year	current US$
1974	29999.999329447703
1975	39999.999105930365
1976	49999.99888241298
1977	150000.00223517418
1978	210000.00461935948
1979	349999.99590218044
1980	769999.9641627073
1981	1420000.0073760718
1982	900000.0022351742
1983	1040000.019595027
1984	1049999.9839812515
1985	1709999.9934434926
1986	3429999.8730421085
1987	3879999.9374896185
1988	3609999.9956786665
1989	1680000.0052899118
1990	3470000.0435113925
1991	3479999.9780952903
1992	4450000.010430818
1993	7899999.892339107
1994	9769999.826326976
1995	19049999.7884035
1996	29519999.446347326
1997	34970000.470057175
1998	36419999.14683406
1999	38290000.52250919
2000	49109999.62501233
2001	57490000.79743571
2002	84990000.51617618
2003	114630002.64018768
2004	143289997.1101433
2005	147819999.81030816
2006	200020002.4265796
2007	263809999.07478696
2008	275369998.15516186
2009	201800000.5800277
2010	188900001.75125894
2011	200280001.41680256
2012	185609999.30836245
2013	194140001.0026991
2014	198320000.05245215
2015	164249997.49287966
2016	162579999.94233245
2017	164179999.05347827
2018	169389999.72678715
2019	182159999.25509098
2020	178889999.81619415
2021	198910001.91867343
2022	253049995.74646345