Year constant 2011 international $ 1990 1325.59207064118 1991 1340.2616595861 1992 1382.0003726273 1993 1416.07470469475 1994 1440.01225246912 1995 1481.79055101761 1996 1516.16258120593 1997 1551.13570721207 1998 1597.89747759363 1999 1639.03069871163 2000 1692.42211846311 2001 1745.12084442569 2002 1779.33188760776 2003 1831.67722085559 2004 1896.76331082398 2005 1990.95359726971 2006 2095.36978287104 2007 2215.92522146022 2008 2322.42636234319 2009 2412.50170153957 2010 2518.43417760304 2011 2650.72993332452 2012 2791.17209838009 2013 2924.99209929067 2014 3067.03288410178 2015 3231.69523717156 2016 3424.01066014401 2017 3634.31695409681 2018 3879.16152410685