Year % of GNI 2007 33.3042719371934 2008 33.6397659316413 2009 21.1961675516915 2010 11.2609031057074 2011 3.48931029935744 2012 6.33894125605657 2013 10.8409292585064 2014 14.4172181963342 2015 13.3312355784367 2016 3.9243013230671 2017 -4.20438938969407 2018 3.49385428354686 2019 3.352526818175 2020 5.77732482843156