Year % of GNI 2005 -5.446199148710908 2006 -3.1196221685050163 2007 -1.9703425283343081 2008 -3.5332324229064023 2009 -0.0005553327271945463 2010 0.9148689993999557 2014 6.075856806919612 2015 5.580668271149281 2016 6.1481536060076225 2017 8.729798220307943 2018 8.77616677980237 2019 9.033394846548319 2020 7.5366341009453 2021 1.5431446188826383