Year constant 2010 US$ 1995 871.979482886618 1996 958.911841266814 1997 1037.32749473362 1998 1103.16596895624 1999 1185.91380518707 2000 1275.56141798747 2001 1389.69736415777 2002 1541.28045079713 2003 1697.53485076126 2004 1860.26788188583 2005 2072.80296903986 2006 2352.21952990119 2007 2679.10438394276 2008 2823.04636684981 2009 3194.81375603168 2010 3459.18181520509 2011 3632.80361377284 2012 3992.01156711396 2013 4223.6014249381 2014 4526.80696515593 2015 4864.58286146622 2016 5228.09427522472 2017 5475.04002661255