Year current US$ 1995 83239000000.00002 1996 90851000000.00002 1997 95472000000.00003 1998 94902000000.00003 1999 99827000000.00003 2000 108080000000.00003 2001 97382000000.00003 2002 90690000000.00003 2003 87931000000.00003 2004 99103000000.00003 2005 107507000000.00003 2006 111200000000.00002 2007 123093000000.00002 2008 133127000000.00002 2009 124863000000.00002 2010 146587000000.00003 2011 159529000000.00003 2012 174518000000.00003 2013 192306000000.00006 2014 202245000000.00003 2015 213287000000 2016 215982000000 2017 222064000000 2018 228198000000 2019 227984000000