Year	constant 2011 international $
2006	10999913850.8065
2007	11341099458.0989
2008	12388488269.4176
2009	12261869286.6611
2010	13271806541.4199
2011	13570109302.3365
2012	15001078792.2151
2013	15716220391.4118
2014	17000167713.1126
2015	17687620431.5178
2016	18540738787.6078
2017	19456173591.3563