Year % of GNI 2011 65.26156254278168 2012 64.51598920672052 2013 61.45695881842872 2014 58.38232584629644 2015 46.59614886003242 2016 43.680966695611296 2017 46.72159443808938 2018 50.77940383636721 2019 47.3341461557495 2020 42.681516715118384 2021 52.248341194991276 2022 59.52471776117036