Year current international $ 1990 188302159923.19812 1991 213611374513.86206 1992 231720144142.05142 1993 237865919855.2258 1994 237236821189.62866 1995 251782297667.68475 1996 255884600159.99124 1997 276880552764.8997 1998 280815649980.09973 1999 267786231025.51627 2000 283948886276.98456 2001 300197445865.403 2002 277864950395.80945 2003 261376168113.48312 2004 317486932769.8078 2005 361226732417.1713 2006 409126938860.90454 2007 456994767678.59973 2008 490383960460.7949 2009 477608118916.8715 2010 476215424862.5306 2011 506339379526.1178