Year constant 2011 international $ 1990 9111.01526913828 1991 9233.08244015538 1992 9432.13271287169 1993 9645.44100214847 1994 9828.05190214235 1995 10019.1901754374 1996 10275.8377723719 1997 10525.6700358563 1998 10755.5307768357 1999 11120.3099407986 2000 11467.4965893086 2001 11644.0939030069 2002 12022.9960336707 2003 12739.3413634341 2004 13208.9193692298 2005 13615.5554560345 2006 14523.1100924158 2007 14926.047527419 2008 15061.5896878788 2009 14438.6161240794 2010 14570.0236518236 2011 14631.8845435316 2012 14712.7685351107 2013 14815.8855668178 2014 14759.7290449872 2015 14837.896224434 2016 14391.2287441762 2017 14318.6667938801 2018 14461.8429430737