Year % of GNI 2005 -22.9870208893948 2006 -14.9528962240226 2007 -17.111080655016 2008 -29.6819067964787 2009 -24.2140107486747 2010 -7.38880446168209 2011 -9.63386444186508 2012 -20.3277669785775 2013 -11.6743977754888 2014 -11.8918589388229 2015 -12.4007627465557 2016 -13.0963637057887 2017 -1.87869391883729 2018 -3.54592429246208 2019 1.67374115851893 2020 5.15828391286485 2021 -10.1589583298292