Year	current US$
1970	298819497554.3829
1971	333736114748.49115
1972	394776190436.09454
1973	526571217773.541
1974	692318092321.2854
1975	745775921001.2292
1976	823831368261.6147
1977	936595269148.8363
1978	1122210777839.0173
1979	1374688944133.0234
1980	1621453224664.5405
1981	1622023179074.5479
1982	1544121487414.0298
1983	1535804267825.1582
1984	1631161011889.2458
1985	1676893416244.6091
1986	1950871920420.103
1987	2292578491858.7095
1988	2638439673394.209
1989	2839247657440.0835
1990	3304198284717.43
1991	3447666779108.038
1992	3704189677901.155
1993	3626385767833.714
1994	4043301615980.6685
1995	4796980873358.111
1996	4982993691758.827
1997	5141526505824.864
1998	5221463370140.286
1999	5371023863956.861
2000	5784270942730.863
2001	5619517462457.608
2002	5837868000462.296
2003	6691575680197.189
2004	7986615344183.4375
2005	8773110680131.08
2006	9887968468776.674
2007	11400304158478.473
2008	12659627089975.209
2009	10263642337136.885
2010	11734597176175.225
2011	13621712521825.227
2012	13551906881301.02
2013	13933806750912.621
2014	14340401040352.861
2015	12981167330248.121
2016	12929066000154.832
2017	14081596492601.238
2018	15322551824865.201
2019	15138225111793.29
2020	13631346797184.65
2021	16621293249412.13
2022	18436725399972.65
2023	18660631356586.934