Year constant 2010 US$ 2004 164411244593.625 2005 175443489752.129 2006 184547986509.941 2007 194127284520.047 2008 199253622874.482 2009 188383034571.671 2010 192159595774.482 2011 195343099881.285 2012 196678912278.883 2013 196089763058.964 2014 199586173996.665 2015 210148858040.655 2016 215817298690.074 2017 226160637023.656