Year	constant 2010 US$
2006	6865389108.03822
2007	7229185473.1006
2008	7525123567.38765
2009	7387246221.54888
2010	7735108848.14244
2011	8708740028.08407
2012	9460756539.7244
2013	10313490879.2244
2014	10264211914.1721
2015	11006996155.2485
2016	14415179532.1824
2017	13146622720.5184
2018	13911982457.4588