Year	constant 2015 US$
1983	3005114375688.143
1984	3297451588367.7427
1985	3910061944033.4316
1986	3815953742396.76
1987	3655483469804.1006
1988	2961352905283.778
1989	3074391942643.253
1990	3518011356245.81
1991	3492461958723.697
1992	3737218653967.4536
1993	4147584766047.839
1994	4623866119638.206
1995	4666141734518.828
1996	4330271242371.3955
1997	4447539336971.43
1998	3936190523134.6763
1999	3843882518167.016
2000	3728834294673.041
2001	3692299512144.481
2002	4439544337268.486
2003	3970080930676.521
2004	4614432464902.474
2005	4737055430701.869
2006	5242655911979.392
2007	6238215669958.258
2008	6344197907194.711
2009	6611175888233.776
2010	7073447170811.837
2011	7363237969016.989
2012	7601139876957.764
2013	7888520821541.584
2014	8175310669138.607
2015	8575713884473.219
2016	9068519663281.133
2017	9504319203500.207
2018	9760016911362.457
2019	9980538187772.734
2020	9455497264609.29
2021	10130443605717.195