Year	current US$
1974	1426000000
1975	1312000000
1976	982000000
1977	982000000
1978	983000000
1979	1694000000
1980	2071000000
1981	2490000000
1982	2140000000
1983	1513000000
1984	1807000000
1985	1714000000
1986	1634000000
1987	2021000000
1988	1776000000
1989	3063000000
1990	3246000000
1991	2819000000
1992	3159800000
1993	3483214006.973
1994	8466011002.68
1995	5418580998.5
1996	6097864898.448
1997	7005265861.718
1998	10722006397.476624
1999	9600222240.711071
2000	11012679738.247833
2001	11238224611.033333
2002	11774007903.72498
2003	13261124230.427778
2004	19844767032.575874
2005	28254245327.04832
2006	34648841597.9337
2007	48595950299.46776
2008	57500294465.22961
2009	48458406733.87116
2010	48453602725.42858
2011	55146977171.10132
2012	56424240168.51878
2013	66296074190.751686
2014	65190344377.72803
2015	57166863857.24037
2016	59099713224.85522
2017	69805738665.08107
2018	77618230584.36499
2019	81590697403.29932
2020	76323020820.55528
2021	87978839403.71925
2022	95492259197.31937