Year	constant 2010 US$
1990	3926472834.00046
1991	4492379843.02345
1992	4586004868.50455
1993	4734475555.30322
1994	4998073919.01012
1995	5177891539.48748
1996	5490925362.10213
1997	5636677194.85398
1998	5886704266.31599
1999	5900699279.27851
2000	6482903584.84849
2001	6604815218.47723
2002	7046946248.80008
2003	7219597820.78963
2004	7718295210.81156
2005	7703138168.49196
2006	8622286493.90527
2007	8499225184.12094
2008	9332810818.00439
2009	9363103569.64372
2010	9554277242.5793
2011	10239610885.5285
2012	11155873974.568
2013	12359135281.8233
2014	13288252562.6193
2015	13980887415.6219
2016	14082997732.533
2017	14267285155.1332