Year	current USD
1967	3008117.85317946
1968	2989113.97006847
1969	4350652.59788968
1970	4638155.15750553
1971	5498336.69867372
1972	6673861.63442157
1973	9421730.09883844
1974	10494173.3657381
1975	16844521.7975578
1976	20117179.3262189
1977	28927873.6567893
1979	56881751.7699157
1980	68629307.0806513
1981	88322642.613467
1982	88555899.7705459
1983	86599171.79701161
1984	80328270.2874654
1985	95489724.2817681
1986	136006884.085173
2000	91295212.198164
2001	90036137.2314433
2002	94693165.44904651
2003	108396421.197522
2004	125121856.57363
2005	118111430.45644501
2006	130237717.301918
2010	268738503.907914
2011	265965337.617035
2012	278143957.126655
2013	282163387.579953
2014	208124773.33813602
2015	170374503.33925098
2016	202815390.680402
2017	267430770.80282
2018	261217395.059596
2019	266879196.11985803
2020	263471597.129303
2021	311454928.63542897
2022	277674768.990569