Year	current US$
1967	24673973263.568245
1968	26608769414.548084
1969	28567195875.641575
1970	32161312533.611706
1971	36862716729.77699
1972	45337028748.05354
1973	74950626133.10435
1974	134400030050.90924
1975	139448739103.352
1976	156918032295.81116
1977	174588695012.01797
1978	173521416239.0294
1979	242622539495.79974
1980	326532845245.0531
1981	346999700656.37506
1982	301819810683.5584
1983	274877137840.25104
1984	267519096097.0932
1985	248027485454.74548
1986	211694553852.40332
1987	246149350127.86594
1988	274577360110.86902
1989	303333033741.6545
1990	368060906156.04004
1991	383345425670.3878
1992	413302796721.3175
1993	427902938095.79944
1994	478063729814.89636
1995	552454775837.1566
1996	623714547683.2135
1997	666574311523.6111
1998	624151897713.5933
1999	675987294959.5062
2000	831984679287.3727
2001	786455381709.4023
2002	824621345025.0057
2003	945344951945.2146
2004	1174797125794.779
2005	1447131401405.441
2006	1707368957017.3518
2007	1973901096504.0298
2008	2336031252919.3804
2009	1861843509346.2
2010	2388170443783.999
2011	2848082778923.519
2012	2933219714566.4556
2013	2918119684364.4556
2014	2836636168042.9453
2015	2400869083932.2363
2016	2384315180917.9272
2017	2684592420848.802
2018	2973585953370.407
2019	2918615384067.5913
2020	2459146830303.244
2021	3292481302802.8022
2022	4034631614774.692
2023	3907866027044.558