Year	constant 2010 US$
1994	77504468159.7006
1995	72158420229.0104
1996	76819077399.0052
1997	75242678650.431
1998	76727691964.7015
1999	76265955031.2643
2000	81852490948.5232
2001	75386971441.9165
2002	79843213824.3533
2003	72064629914.3169
2004	64451982713.5776
2005	64443565635.0616
2006	63518889328.5619
2007	67341445866.7206
2008	72384478935.5191
2009	66717379542.8622
2010	62829891247.8515
2011	63545343006.0136
2012	63946957943.3782
2013	64132133692.3754
2014	62113237048.9249
2015	59327183730.895
2016	54799997392.3408
2017	53877725965.0917