Year	current US$
1962	633167600.9361961
1963	653596367.9998353
1964	731768932.8788807
1965	960584572.0994245
1966	1016610064.7755702
1967	1239854672.38228
1968	1445283140.223704
1969	1643108521.6347618
1970	1886519255.057907
1971	1880534853.3330073
1972	1942248699.9315574
1973	2113982633.9155052
1974	2733665305.675271
1975	2846883987.439252
1976	2789384692.3536325
1977	2601084440.3279266
1978	2704544824.043158
1979	2920209512.622221
1980	3609391011.2600822
1981	4287369285.5710077
1982	3851978404.732826
1983	3314024156.5048094
1984	2843530730.0668116
1985	2390404293.8481617
1986	1806281730.0053425
1987	1919997608.2764568
1988	2503089204.9200253
1989	3166417170.0341535
1990	3489615465.2717967
1991	3242476606.56803
1992	3065334423.7775354
1993	3263900817.753535
1994	3135363096.7012687
1995	3439837064.4533525
1996	3761494187.5805454
1997	3864073058.8531394
1998	3514174041.711308
1999	3573979461.370908
2000	3487043861.725928
2001	3691193326.083693
2002	3945626806.8028116
2003	4596361145.52769
2004	5337148248.238899
2005	6661563742.441384
2006	8750872578.686941
2007	11247293876.29999
2008	15198111585.033833
2009	16967650963.545422
2010	18277674614.809727
2011	19888819424.061947
2012	24445149303.33026
2013	26269107774.651775
2014	27654188130.572796
2015	25049035691.981647
2016	22389749582.136806
2017	21932560681.86725
2018	25037251615.779037
2019	25612431946.729473
2020	21395586474.902233
2021	20349541094.68059
2022	23489215309.994843
2023	27196324765.315395