Year % of GNI 2005 1.23073043731791 2006 2.90385322084933 2007 5.09178916500082 2008 5.97595244658498 2009 3.70140623307216 2010 3.12686783592422 2011 3.1249951233528 2012 -0.519071159457162 2013 -0.336152675561914 2014 -2.61885241365964 2015 -1.71697563158267 2016 -7.65309763221093 2017 -4.46623613238567 2018 -3.29080921642026 2019 0.709738139839778 2020 -2.96733014627356 2021 -5.87543878253449