Year	current US$
1970	140000.000596046
1971	109999.999403954
1972	129999.995231628
1973	100000.00149011599
1974	280000.001192093
1975	119999.997317791
1976	560000.002384186
1977	270000.010728836
1978	280000.001192093
1979	800000.011920929
1980	1200000.04768372
1981	980000.019073486
1982	910000.026226044
1983	1049999.95231628
1984	920000.016689301
1985	1049999.95231628
1986	1299999.95231628
1987	2529999.97138977
1988	4230000.01907349
1989	3230000.01907349
1990	4010000.2288818406
1991	3829999.92370605
1992	5449999.80926514
1993	6670000.07629395
1994	8010000.22888184
1995	6019999.98092651
1996	4570000.17166138
1997	3589999.91416931
1998	3730000.01907349
1999	3539999.96185303
2000	5699999.80926514
2001	3569999.9332428
2002	5050000.19073486
2003	4739999.771118159
2004	5000000
2005	5929999.82833862
2006	6039999.96185303
2007	12449999.8092651
2008	17049999.237060502
2009	12720000.2670288
2010	12800000.1907349
2011	11819999.6948242
2012	10131361.9613647
2013	11470370.2926636
2014	10577532.768249499
2015	11980015.7546997
2016	10218578.338623
2017	13017740.2496338
2018	12778430.9387207
2019	14763999.938964799
2020	13939000.1296997
2021	11979999.5422363
2022	13901000.0228882
