Year	constant 2015 US$
1967	18403489540.615936
1968	19575228566.984276
1969	22082307280.01545
1970	24095516044.589
1971	24445959660.87578
1972	24727443047.53485
1973	29128457916.270027
1974	28540594692.361805
1975	27123938778.56943
1976	31675643605.626263
1977	31947850555.85942
1978	32257633383.15794
1979	34407659440.69966
1980	32493038248.253975
1981	32673464944.169758
1982	33698264955.95463
1983	34362368236.81697
1984	36204812746.056946
1985	39799929266.916916
1986	43174553584.600204
1987	42665892705.992195
1988	44468220874.92488
1989	46868472306.006096
1990	47981896018.28968
1991	49916406160.353035
1992	49851077818.11806
1993	49145620070.4094
1994	55676670529.61052
1995	59465837448.72021
1996	61327987343.799255
1997	66995869934.35717
1998	72074870707.82895
1999	73910946520.07677
2000	84044084613.32002
2001	86061311418.07722
2002	91545067647.93147
2003	90600036725.32356
2004	97080920318.59395
2005	108149454094.00177
2006	123252694603.71342
2007	130448144721.24612
2008	136670819180.00249
2009	120347431868.9389
2010	120998107793.82483
2011	130004740245.70804
2012	133526525786.7594
2013	135490239513.96843
2014	140769894819.94952
2015	147190077810.45587
2016	152580509174.829
2017	158963183917.03052
2018	167058366767.46045
2019	172087965102.9475
2020	167292117031.76025
2021	182040884291.49966
2022	193875262946.92746
2023	210481515946.78854