Year % of GNI 2000 11.1504332476855 2001 10.6589659629152 2002 11.0795958459781 2003 11.1465623689696 2004 10.7591579813495 2005 10.9472184637412 2006 9.01233673936097 2007 11.2909035199824 2008 10.8211129285884 2009 12.8528769787098 2010 11.5186354540361 2011 10.6944778966947 2012 11.7782074249223 2013 12.2432859506928 2014 12.6956779352703 2015 11.574665070298 2016 12.8866002935058 2017 11.3844196791667 2018 12.392130687499 2019 12.4288203018532 2020 12.2302775706323 2021 12.0298212373423