Year % of GNI per capita 2003 21.649999999999995 2004 17.744444444444444 2005 20.052631578947366 2006 16.794999999999998 2007 14.115 2008 11.169999999999998 2009 9.585714285714287 2010 10.938095238095238 2011 9.995238095238093 2012 8.500000000000002 2013 7.881818181818182 2014 6.086363636363637 2015 5.74090909090909 2016 5.7272727272727275 2017 5.04090909090909 2018 4.513636363636363 2019 4.045454545454546