Year % of GNI 1990 0.960666936101723 1991 0.9769392480631918 1992 0.9507141153405982 1993 0.8659102288659756 1994 0.8075821868711381 1995 0.7988462151481679 1996 0.807797196032406 1997 0.8159786956391002 1998 0.8804093877977768 1999 1.022489581179596 2000 1.0027745629150682 2001 1.077008159320002 2002 1.2413102814615335 2003 1.2967555229735455 2004 1.2531344649228875 2005 1.1278582231626506 2006 1.0428923139950124 2007 0.9608393593257709 2008 0.8876617382910206 2009 0.9575620319268388 2010 0.8480949682771889 2011 0.7899987583952852 2012 0.8566527767458716 2013 0.8894606089743967 2014 0.9327462624679824 2015 1.1322962779285086 2016 1.1791889153490547 2017 1.0934473516456047 2018 1.1591525733651544 2019 1.2177427820934483 2020 1.3937629804505407 2021 1.3697849442963252