Year constant 2011 international $ 1990 18877470714199.7 1991 19026876073640.8 1992 19226731417866.9 1993 19737676778418.3 1994 20210963224396.8 1995 20998716313173 1996 22074901888829.7 1997 23125174052608.7 1998 23622740375639.4 1999 24517721032968.7 2000 25881078590835.2 2001 26836367843565.3 2002 28043784685170.4 2003 29652405530787.1 2004 31929202278210.8 2005 34172451165963.7 2006 36886698983494.7 2007 39987940140175.3 2008 42184478559268.4 2009 43354753213742.8 2010 46512220489996.5 2011 49202440042444.5 2012 51728072457367.1 2013 54399574509042.9 2014 56957282082674 2015 59391538013201.2 2016 62214910279941.6 2017 65363271490541 2018 68567719719493.9