Year	constant 2010 US$
2007	763517411.854211
2008	792763189.751275
2009	720939433.048376
2010	792999501.55419
2011	810381009.549314
2012	639394520.136648
2013	556746883.767946
2014	656889255.082195
2015	540655282.447179
2016	657236562.260967
2017	711681141.864092
2018	773923588.535788
