Year	constant 2010 US$
2007	304909748754.821
2008	322176427871.99
2009	338128579345.107
2010	356630223951.892
2011	377386473601.788
2012	397287401302.675
2013	415988961210.673
2014	442163874970.645
2015	462586924611.935
2016	483736873602.636