Year % of GNI 1986 8.92911827649348 1987 8.32091498510449 1988 7.72277646828533 1989 7.94079800908167 1990 8.98828936886684 1991 8.12994359218123 1992 5.92090002196133 1993 5.03714083472675 1994 5.77250185577107 1995 10.7859960850224 1996 10.2324003208604 1997 6.92073879618565 1998 7.53393704993404 1999 6.71706936428847 2000 7.62694176863894 2001 7.56751980360372 2002 8.35985342583905 2003 12.2459391642665 2004 10.3662945601068 2005 14.0447702752152 2006 8.40648466032775 2007 7.61877731043184 2008 7.42471905173097 2009 6.94072336512814 2010 4.9483250527964 2011 6.34001273233354 2012 7.06380019723264 2013 7.48849772046831 2014 8.32411837145441 2015 9.1210386943594 2016 10.146356917778 2017 8.39778045636284 2018 5.37195882039646 2019 4.76298195245106 2020 5.32180797218101 2021 5.11555230156016