Year	constant 2010 US$
1969	37702482381.9804
1970	37903350687.3711
1971	38855207524.6441
1972	40731964526.0194
1973	43291123017.0572
1974	45569340221.8299
1975	42902984801.9382
1976	45499903031.5516
1977	45236719628.3962
1978	45996171100.1116
1979	47181810309.5928
1980	46968647901.7443
1981	46527627802.0504
1982	46057404540.4229
1983	47490346774.059
1984	50676928438.7125
1985	52200730428.2072
1986	53963262177.4664
1987	55005211134.1831
1988	56510157027.8089
1989	59100440817.9935
1990	61145969227.8316
1991	61615683115.8131
1992	62297883028.0734
1993	61854052897.0105
1994	65145322898.1554
1995	67657493458.3335
1996	68809241308.191
1997	70545413302.3819
1998	73863395752.8278
1999	76989357053.2508
2000	81244928316.3022
2001	83309804315.9248
2002	82846079210.4496
2003	82034147022.3271
2004	85184405419.1702
2005	87926575662.867
2006	90042709140.4689
2007	95058138341.1014
2008	94480090770.7551
2009	84957932677.9786
2010	88627835764.8048
2011	92638193018.3962
2012	91769285547.0317
2013	90911775542.7681
2014	93075226600.4768
2015	93740068738.2555
2016	95757417766.2648
2017	101582945092.033
2018	106316999522.276