Year constant 2010 US$ 2006 810792167.878637 2007 898038954.703749 2008 912410003.076309 2009 917737589.814788 2010 914488741.721854 2011 911656853.90668 2012 938714094.745189 2013 951061947.023275 2014 964156494.583015 2015 982573348.427434 2016 990902970.936834 2017 977243414.8206 2018 1001521572.38193