Year	current USD
1961	3922368.09916008
1962	4342608.993771779
1963	4375224.47513632
1964	5174939.90458194
1965	4647822.3789179
1966	4636149.756999
1967	5081280.15739773
1968	5251146.163633791
1969	5673928.01227876
1970	6150439.75644259
1971	6323435.83886305
1972	8332407.510276641
1973	10974072.2960756
1974	11632496.2090526
1975	19130897.332406297
1976	21761874.8692195
1977	26050146.5320742
1978	31020668.6283547
1979	36197478.399037205
1980	38337750.85195
1981	31648946.9364923
1982	29518633.2568486
1983	26767016.7372581
1984	25402957.270395
1985	29826627.164934598
1986	37539055.055355705
1987	44254118.461287595
1988	48011066.0471113
1989	46080349.0821547
1990	52155069.5094852
1993	44497338.9884978
1994	29898866.1845625
1995	40468959.1063172
1996	39683160.26523209
1997	40262546.066349305
1998	41020286.3961814
1999	43852596.8046075
2000	43681247.6825062
2001	44881650.2259771
2002	49355225.6279879
2003	66758430.8327598
2004	77420331.82846381
2005	86450742.0355358
2006	96004895.8671996
2007	110376888.039444
2008	142919351.056822
2009	144434608.395844
2010	146786545.710784
2011	161062674.572866
2012	148865779.870604
2013	153833697.676302
2014	218118403.124955
2015	309170682.221659
2016	362398902.198564
2017	460196191.968391
2018	481728184.477863
2019	475638185.672011
2020	593865883.5386729
2021	652883353.2865039
2022	515070125.173362