Year	constant 2010 US$
2006	5361448691.83244
2007	5476721190.80131
2008	5976432895.35784
2009	6735237333.84604
2010	7256526377.15864
2011	7486233917.48204
2012	7789602531.56293
2013	8151220805.52852
2014	8839694776.92468
2015	9569678345.73128
2016	9563451434.848
2017	9912388090.75025