Year	constant 2010 US$
1980	1883135274.7157
1981	2097599313.41351
1982	2269576721.46483
1983	2315351718.83568
1984	2378082003.40105
1985	2417502866.35293
1986	2482169807.44175
1987	2567077507.55777
1988	2626417503.71895
1989	2697303416.78456
1990	2784990661.31509
1991	3029212360.80078
1992	3221323622.70693
1993	3359074197.90135
1994	3162085315.89718
1995	3278753030.43395
1996	3447987038.43154
1997	3580580435.27942
1998	3686554770.21607
1999	3798775327.26301
2000	3943261689.56228
2001	4075219506.9691
2002	4116974379.96481
2003	4393332344.21848
2004	4825867688.27225
2005	4890031285.00401
2006	5140936527.25172
2007	5534957057.51189
2008	5819912991.61599
2009	6171733653.12247
2010	6455781975.63241
2011	6936148305.91316
2012	7204784113.81595
2013	7731245388.21547
2014	8324425116.05034
2015	8981840013.64781
2016	9306245766.11427
2017	9160756572.3112
2018	8943523927.07641