Year constant 2010 US$ 1997 86165978363.9003 1998 90418916723.2758 1999 94215067937.9507 2000 97938896776.3779 2001 100915153393.784 2002 103450633597.321 2003 107439838334.672 2004 112235616491.923 2005 117112417753.796 2006 125789486335.514 2007 134962917008.252 2008 141293632034.773 2009 141116635546.603 2010 146414156295.893 2011 153296480520.154 2012 159721488243.728 2013 165246467439.778 2014 170941944542.558 2015 175479015412.519 2016 182820915814.341 2017 189505465918.829 2018 193928478643.176