Year	constant 2015 US$
1960	10979942382.283611
1961	11542600183.47224
1962	12110397647.38444
1963	12365487217.99156
1964	13281429196.375057
1965	13716406958.184416
1966	13669836239.762743
1967	14301529479.975399
1968	14574608375.540836
1969	15255131525.2952
1970	16303453382.890724
1971	17329365500.670628
1972	18198890797.70831
1973	20737760204.47957
1974	23062154053.557182
1975	25592569112.393593
1976	27485699466.23804
1977	27926801545.989937
1978	29520535222.83964
1979	30622846296.360584
1980	31758550581.53453
1981	33541114872.02743
1982	33747340858.37979
1983	33633656605.989574
1984	34516632002.0147
1985	35874861958.50265
1986	37117847903.222176
1987	37021676038.737465
1988	39202425756.009575
1989	39596715108.6383
1990	41053840192.362
1991	42815601042.55265
1992	43720855866.0155
1993	44583563698.14878
1994	46482043508.071045
1995	47529074209.352425
1996	48352157770.628
1997	50444773769.57255
1998	52092567137.40916
1999	49623699412.406715
2000	50165491738.883484
2001	52275588700.06656
2002	54851779632.36149
2003	56433979416.132126
2004	60289773139.55142
2005	63544590361.25423
2006	66303144898.65722
2007	67564514887.92284
2008	72000071699.66006
2009	72785601820.19104
2010	75718234074.21695
2011	82140258351.38766
2012	86890603905.32867
2013	93156490881.1886
2014	97093344927.4784
2015	97209558000
2016	96540800718.33981
2017	102304671535.15608
2018	103373034664.296
2019	103544017315.43484
2020	93971273121.55565
2021	103197765280.1359
2022	109581722560.16742
2023	112162610913.16594