Year	current US$
1970	249424562493.10638
1971	278414055491.39056
1972	315156499155.26013
1973	364719711676.8036
1974	392405787975.8297
1975	385078370289.9637
1976	465055967499.4463
1977	541492206860.37885
1978	635656681386.1875
1979	721266698682.5228
1980	731538621913.8219
1981	856522545530.9409
1982	800884492495.8348
1983	878050292234.8077
1984	1088336688206.1467
1985	1128686283058.7576
1986	1169720089939.0098
1987	1243209753786.814
1988	1315455880383.2627
1989	1404433821281.2058
1990	1411189935950.5078
1991	1357275916345.2942
1992	1418741843213.405
1993	1506097554071.4937
1994	1664291863437.062
1995	1743087085982.22
1996	1871881416750.546
1997	2061739328213.561
1998	2214699688622.954
1999	2396511394060.617
2000	2581489211819.1865
2001	2492769101178.483
2002	2524924994841.4604
2003	2675289993601.9883
2004	2987803076288.0024
2005	3314403345258.3726
2006	3564105949177.028
2007	3617179795452.0415
2008	3481995853048.354
2009	2875212527993.0005
2010	3190625988544.8057
2011	3403089743678.5195
2012	3698157352923.7656
2013	3900807807737.643
2014	4130189518443.1816
2015	4289489598353.9897
2016	4276634129236.1455
2017	4538483841045.734
2018	4859723559964.393
2019	5070261404256.172
2020	4941086706071.775
2021	5532079958724.173
2022	6182586805337.177