Year % of GNI 1995 9.11580349161848 1996 9.68300967425692 1997 10.3290237426274 1998 10.3903878478789 1999 9.2044036591761 2000 9.31707577602063 2001 8.28895393736237 2002 6.26599394631204 2003 6.19924968212719 2004 7.0029915322177 2005 8.96189872348291 2006 10.7412139280393 2007 10.3022314870522 2008 8.05003014816794 2009 8.0327730369342 2010 9.36577234513195 2011 9.86072369793052 2012 8.87381283578668 2013 10.5309967455717 2014 12.2137069435662 2015 12.4776899249947 2016 12.2653982890909 2017 12.2855043382812 2018 12.0370255620715 2019 12.6297718521058 2020 14.0586827691553 2021 14.5458028736259