Year	constant 2010 US$
1990	128077754653.799
1991	138242564883.476
1992	136816467049.065
1993	153972821058.201
1994	143993594513.98
1995	146745196952.643
1996	172768611832.096
1997	191956107555.943
1998	190503990011.985
1999	174976463376.39
2000	185867492600.527
2001	215969892835.859
2002	224436092952.502
2003	275206869489.375
2004	261613495515.022
2005	316611432002.91
2006	371191767325.738
2007	426105884591.871
2008	424076080751.923
2009	398489224525.902
2010	416694748610.129
2011	451882544393.893
2012	456803153188.533
2013	486571815247.263
2014	504378814939.351
2015	501376853776.982
2016	508411685823.223
2017	537456846207.78