Year constant 2010 US$ 1990 2688.97247484155 1991 2484.16616142042 1992 2333.37157347027 1993 2453.04679709048 1994 2717.92728952808 1995 2890.40597091892 1996 2923.22872286013 1997 2968.05900341406 1998 3091.83659218297 1999 3157.06570891634 2000 3305.86075440247 2001 3521.12400895678 2002 3667.35632163713 2003 3891.09617378891 2004 4325.50692497965 2005 4790.79481553992 2006 5387.39896119006 2007 6340.37870702019 2008 7094.08639485196 2009 6711.73547067565 2010 6554.84463026005 2011 6578.79450617233 2012 6734.21772120746 2013 7038.42348998041 2014 7485.31929060437 2015 7915.14302759576 2016 8347.75637784892 2017 8815.8901816517