Year % of GNI 1981 1.20382814361569 1982 0.965375459522652 1983 1.20724372478244 1984 1.42311809304224 1985 1.62796554105947 1986 0.615439416351399 1987 1.27819132590714 1988 3.02268606899819 1989 3.28296889004693 1990 3.64273714298749 1991 1.54643627810713 1992 2.45307226164295 1993 2.86534781319103 1994 5.6759675928501 1995 6.56664458442141 1996 2.91087736384563 1997 3.78284386852256 1998 1.26945720792993 1999 1.20345398036017 2000 2.09156885447037 2001 1.42309095503231 2002 2.14549567328504 2003 1.74321966161745 2004 5.64692144677182 2005 7.09588402995461 2006 14.1978878751947 2007 12.7373993225042 2008 8.17201820845846 2009 6.16626301355444 2010 6.44013440589 2011 5.87811290032192 2012 4.2328263792642 2013 4.06344324428788 2014 3.15801082925786 2015 2.97404523544432 2016 1.89903617234481 2017 3.40142374508878 2018 5.04697531135755 2019 3.14193187982602 2020 3.16920998438238 2021 11.5052833619062