Year	constant 2015 US$
1965	77550877436.10553
1966	78815497579.30658
1967	81618734341.05229
1968	82177760644.67563
1969	85108060239.7
1970	87058618021.94296
1971	91415696890.14595
1972	93618833453.57732
1973	96822711730.15009
1974	100247847214.85867
1975	103333236496.63731
1976	105510815202.48111
1977	112051531532.06815
1978	115005100842.42928
1979	117212524776.5513
1980	120244535660.74825
1981	127790413332.65094
1982	128685120260.02309
1983	128889099688.78401
1984	132277912260.59274
1985	137163591598.64436
1986	134655630660.71559
1987	142184814683.10275
1988	144744803985.9749
1989	145042040386.25043
1990	147322565225.69604
1991	149549150283.15665
1992	151873751344.23196
1993	154111578974.55698
1994	160150955893.72202
1995	166280466609.5375
1996	170816393541.40536
1997	172602020689.38205
1998	177258285608.01843
1999	183363876301.48813
2000	186921884905.50256
2001	193044805550.8296
2002	198556906848.28333
2003	210002958405.41327
2004	214397985667.7848
2005	221680889915.05295
2006	230598548813.42908
2007	240912097911.6115
2008	246744372685.7167
2009	233924704358.4596
2010	252266423161.22412
2011	260348965446.37338
2012	256603882116.055
2013	273189868611.8943
2014	280103793825.8355
2015	289259088691.21173
2016	286805229666.5016
2017	306900757224.5838
2018	308337395634.63214
2019	316957019076.0247
2020	318248472272.82904
2021	323996161701.83295
2022	322511486189.4549
2023	335143160573.44086