Year	current US$
1965	57954522.42172592
1966	64397131.08464574
1967	66225403.55880685
1968	65186666.666666664
1969	70106666.66666667
1970	84933333.33333333
1971	99219082.85379915
1972	119335897.8152019
1973	161236465.82362178
1974	196771070.8953387
1975	227404436.01367873
1976	270470345.4493571
1977	347798304.6352674
1978	397833034.88451165
1979	448568492.65856147
1980	493014300.00521654
1981	456244919.0109115
1982	444047495.3200994
1983	486605127.7026814
1984	426008864.6921691
1985	459307281.19533515
1986	688914288.8782983
1987	886508622.3343158
1988	968576956.9302646
1989	871935350.3849087
1990	960805408.9498718
1991	909253214.8260803
1992	912670413.3258826
1993	760957189.7576457
1994	758739178.6121707
1995	901404709.8306841
1996	989536914.6590806
1997	933763083.395627
1998	1104744235.3011053
1999	1127684827.356857
2000	1067109530.6479754
2001	1160268212.0729074
2002	1275093689.2710743
2003	1501941580.8890333
2004	1724770770.833928
2005	1759739599.2269354
2006	2017680834.8991673
2007	2339015313.295128
2008	2489873249.6281476
2009	2296065170.0555153
2010	2331796784.3600945
2011	2505740669.270395
2012	2427200388.918314
2013	2690110520.9254756
2014	2914012679.272769
2015	2573905971.054594
2016	2813278868.782085
2017	2980057377.879666
2018	3188600927.4668827
2019	3266432734.22819
2020	3262045883.372933
2021	3655063937.931448
2022	3555929833.050505