Year	current US$
1960	217560231.7600954
1961	249054060.98216498
1962	220577559.51111513
1963	209047677.39357936
1964	219669008.64354706
1965	232187191.4517391
1966	267422736.81918612
1967	297559841.01166314
1968	318704653.4187948
1969	330819241.8439575
1970	338274018.9377807
1971	386771500.33202237
1972	507087304.3612794
1973	605682107.0585556
1974	621923875.61009
1975	980808901.3773786
1976	952080015.3692086
1977	915827485.566603
1978	1031218023.7641513
1979	1213322702.6019034
1980	1707690079.1465602
1981	2353794501.661904
1982	2446697202.6853065
1983	1967637966.0348425
1984	1842516804.6297753
1985	2143955944.1270924
1986	2105111381.5258546
1987	2226214935.539191
1988	2208171672.8344784
1989	2062328854.0214434
1990	1882566319.9605522
1991	2354692128.4370246
1992	2222107210.2645144
1993	2375719099.874422
1994	2047194842.170427
1995	2092640736.8857455
1996	2324562508.675797
1997	1964172552.1276798
1998	1878328071.8157005
1999	1877839858.1804392
2000	1862467087.8626304
2001	2075330593.5113044
2002	2169444441.6294804
2003	2403438315.485815
2004	3400723464.4134297
2005	4624592365.166525
2006	5704900099.416065
2007	9802888562.898949
2008	10054135847.041325
2009	10364312494.329737
2010	11440231697.755623
2011	12112300567.216932
2012	14380865447.21339
2013	15648184268.510395
2014	17548452664.16256
2015	16862404161.85643
2016	15098652820.980755
2017	11679634582.243603
2018	11252102685.331038
2019	11066439429.094013
2020	10077368696.497131
2021	11841732650.061312
2022	11156863756.722126
2023	12627391982.381443