Year constant 2011 international $ 1990 160968105887.807 1991 164605365386.701 1992 169969536130.378 1993 175139675306.864 1994 181652900396.942 1995 188578404739.409 1996 197297717326.466 1997 207143381656.661 1998 214283501254.381 1999 222915405827.386 2000 234500550099.249 2001 244079095816.715 2002 256547991842.204 2003 270643739169.523 2004 286803050047.617 2005 299492804101.61 2006 312018118092.469 2007 326401124983.567 2008 338412253998.419 2009 346307961675.078 2010 357911044397.019 2011 377919287075.354 2012 402964423086.331 2013 425633236081.618 2014 449264854394.486 2015 477716218494.133 2016 511799744781.461 2017 541910766413.943 2018 572050916161.67