Year % of GNI 2005 13.3206952310134 2006 10.5872406952576 2007 10.7129873474783 2008 10.0924482008914 2009 10.7279883325111 2010 11.853139829801 2011 10.288095594926 2012 3.28049463472632 2013 4.7602816219478 2014 9.36127470787234 2015 13.6597894464163 2016 11.2034883851994 2017 1.58166242883474 2018 -0.0564596754780304 2019 1.97268526334889 2020 5.0599881103127