Year % of GNI 1990 1.06277418497479 1991 1.08387778407405 1992 1.14879987044521 1993 1.26015533374911 1994 1.29955091546628 1995 1.24796031477155 1996 1.23682356434084 1997 1.21066682439397 1998 1.45340839041635 1999 1.57027733558107 2000 1.56012530814648 2001 1.81912199340186 2002 1.85041610809792 2003 1.63062825499929 2004 1.35222310214753 2005 1.28599605561151 2006 1.28100106685679 2007 1.21688003190737 2008 1.03088788785848 2009 1.21828650600076 2010 1.00311205503699 2011 0.858579971674956 2012 0.801615649453169 2013 0.799691682584541 2014 0.875507599839358 2015 0.992850232407107 2016 1.17350167904529 2017 1.12833137657324 2018 1.09605661782509 2019 1.17128862921411 2020 1.22651036897702 2021 1.10329595304358