Year	current US$
1970	217846936765.77008
1971	236438053353.69257
1972	279570470218.2408
1973	369006408147.4834
1974	418702591516.7062
1975	434233856181.6413
1976	472831593237.6671
1977	517043463433.09906
1978	611262002551.6647
1979	765971529985.9868
1980	877497608119.7242
1981	695817255483.646
1982	655172779111.9191
1983	616664220850.8895
1984	595589860327.0562
1985	610182179825.3491
1986	849353020321.9752
1987	1054414844194.4604
1988	1211730061673.491
1989	1282441941074.9246
1990	1618169736367.6355
1991	1637482362561.843
1992	1727050129803.285
1993	1449417977942.877
1994	1564304777974.3613
1995	1848887079538.189
1996	1832116400721.8699
1997	1698247489427.0513
1998	1809966900043.5842
1999	1821951161540.05
2000	1720741347317.9321
2001	1701422880104.0745
2002	1784225503661.5461
2003	2189210572073.4001
2004	2545160773875.8804
2005	2682205997061.0557
2006	2994133764945.5684
2007	3599214861779.7026
2008	3912806406535.61
2009	3044713019757.429
2010	3081488159072.3154
2011	3425454442086.04
2012	2970857523109.582
2013	3041224615512.367
2014	3178461861755.9727
2015	2814230480093.849
2016	2911246824102.4844
2017	3186099285399.296
2018	3545681909886.181
2019	3594566402013.455
2020	3452343001389.1694
2021	4063223399048.987
2022	4140095186431.243
2023	4205581218588.3276