Year constant 2011 international $ 1990 285249628524.181 1991 314851539176.762 1992 327790754115.976 1993 329251133750.167 1994 320386636716.046 1995 335336797611.083 1996 334517759960.232 1997 354537492607.718 1998 356825974653.757 1999 339152463521.1 2000 352293652200.571 2001 362673236885.541 2002 325640491976.779 2003 301264749876.356 2004 353336705142.673 2005 396758140784.377 2006 441509553551.047 2007 490828374693.764 2008 510883829331.069 2009 488224385776.382 2010 477311478140.125 2011 487696163869.793 2012 514774600646.967 2013 520003399799.582 2014 514109437023.612