Year	constant 2010 US$
2006	4703251738.18042
2007	4849133044.37107
2008	5296966846.90799
2009	5242828154.65884
2010	5674648731.92173
2011	5802194547.0812
2012	6414036588.01329
2013	6719810889.07482
2014	7268790413.31706
2015	7562725732.86674
2016	7927494988.84233
2017	8318908993.5625
