Year	current US$
1970	3797238707.238707
1971	4391835952.472211
1972	5248400865.460268
1973	6192178275.130234
1974	6994032406.554962
1975	8121336236.933799
1976	8077257288.423436
1977	9451573018.27174
1978	12259438236.182423
1979	15809522888.45906
1980	19283691535.847225
1981	18367212574.47078
1982	17692465906.550415
1983	16980140941.567974
1984	16137933242.274202
1985	17203996002.33197
1986	23386573760.067825
1987	27026575374.531834
1988	29445358128.374325
1989	29941317111.28474
1990	36694023707.177284
1991	37733024464.44416
1992	42490380544.01715
1993	38911601348.99407
1994	42177910482.92108
1995	48139738636.36363
1996	52541537298.3871
1997	54945359360.07641
1998	57833844342.26758
1999	61787121291.66423
2000	61797377840.00798
2001	66671484219.40244
2002	77630213814.94249
2003	99659637549.90724
2004	116489354730.50146
2005	126473082479.1657
2006	139415535908.0751
2007	167549353658.80093
2008	184643452388.01324
2009	159164566722.83817
2010	146650568203.43362
2011	155661833950.6326
2012	143041491968.0133
2013	148038333258.60474
2014	153597232667.97437
2015	132794808563.49915
2016	139344621400.09296
2017	148907848819.99088
2018	165132165256.9944
2019	165418136697.27032
2020	162584480809.85727
2021	187593982860.89233
2022	191394665935.61746
2023	214683918071.494