Year	constant 2010 US$
1970	3266484502.58604
1971	3561846802.03643
1972	3806302841.93848
1973	4004094810.58789
1974	4304759845.40791
1975	4356196439.13054
1976	4365211028.62155
1977	4525353636.78401
1978	4925710096.55284
1979	5195619266.22907
1980	6082236498.75453
1981	6713791007.89192
1982	7126973356.51049
1983	6873047219.4205
1984	7023256946.21732
1985	7302218179.26057
1986	7518907411.04926
1987	7290647362.07097
1988	6526975489.22692
1989	6650888014.4789
1990	7144855429.30605
1991	7838050711.78792
1992	8478230725.87007
1993	8678510497.61041
1994	8889519689.8974
1995	9037625788.03122
1996	9440720067.26205
1997	10132826457.9191
1998	10924822378.5551
1999	11181754935.5046
2000	11741323764.4192
2001	12060948589.5083
2002	12322241080.1856
2003	12743345924.5832
2004	13839932375.5061
2005	14993498321.3704
2006	16371673266.8324
2007	18402027191.2944
2008	20005704911.5917
2009	20374818672.7696
2010	21465900000
2011	23720514802.3107
2012	25388299160.3547
2013	26332310284.0106
2014	27166908353.7033
2015	28274097870.7429
2016	29510818325.8613
2017	31020953767.4424