Year	current US$
1970	204670551.37211356
1971	204167297.39778668
1972	227986203.9188541
1973	232331281.49444577
1974	256769729.74206248
1975	283311996.6874695
1976	292152321.5630278
1977	298871674.23616254
1978	318876550.60610086
1979	308143183.2719056
1980	287648258.5682272
1981	402230865.3886424
1982	430284021.9094592
1983	425225176.96408385
1984	359980490.4939113
1985	373959151.0969037
1986	338524232.50821286
1987	451893374.92469996
1988	427514321.5534461
1989	554072302.8306955
1990	634187269.226507
1991	668470890.0147798
1992	588309271.2291723
1993	615779519.0962882
1994	612502084.6428467
1995	660195401.9464025
1996	702965147.4518874
1997	698107222.4970064
1998	591034143.3442657
1999	579365780.1577654
2000	391345597.4678907
2001	412610871.49156547
2002	466773711.23407453
2003	553614800.1371366
2004	582169841.2752979
2005	639776040.6241124
2006	634781901.2834066
2007	753162998.0601367
2008	952667543.9646742
2009	890167833.3658751
2010	940112538.9641787
2011	1157074319.1117527
2012	1049412177.0757296
2013	1109682824.1367562
2014	1135250721.0248423
2015	1152384166.796375
2016	1245074264.1039608
2017	1469978606.1214306
2018	1554133593.9169855
2019	1486476582.0675912
2020	1520479984.5680752
2021	1724555634.365944
2022	1714166526.4457347
2023	1966461400.3583264