Year	constant 2010 US$
1960	3461194088.75096
1961	3598091401.66573
1962	3661890161.98324
1963	3814747803.70079
1964	3417335085.04531
1965	2869699919.22559
1966	3128995885.97302
1967	3635100446.29972
1968	3718414216.50574
1969	3934120447.3605
1970	4707264598.80722
1971	4422128673.91549
1972	4354660653.93118
1973	5062091927.19814
1974	5984945673.53424
1975	7821195475.84272
1976	9876572558.95146
1977	12151145825.4379
1978	9841043471.98803
1979	10195208711.4138
1980	8935311809.31824
1981	9580272273.10609
1982	9720838795.54934
1983	9231816007.68486
1984	9943440373.18412
1985	10261316027.7063
1986	10047986277.7069
1987	10923507776.4075
1988	11401013793.6469
1989	12314140280.9764
1990	13444131382.2226
1991	14100158098.819
1992	15537545057.098
1993	14714219623.555
1994	14644766602.6677
1995	15984941099.2532
1996	15062871277.9842
1997	16508662595.8665
1998	17842531886.1572
1999	19116994607.6059
2000	20566653244.0281
2001	20847203531.2961
2002	22211837791.0648
2003	23788895550.8153
2004	26114602915.3743
2005	28631040134.9565
2006	30990255774.2855
2007	35644079185.5907
2008	40580070809.9388
2009	37185900503.1794
2010	40096825547.6881
2011	43735684086.2116
2012	45200665379.8302
2013	45168378963.2272
2014	46897683529.6211
2015	46398838984.5635
2016	53214546593.7736
2017	57141379086.2897
2018	60298440281.8507