Year % of GNI 1990 7.45459372750775 1991 10.8877660044228 1992 12.3350402207743 1993 19.1890736410942 1994 20.5877586394371 1995 18.8202196105153 1996 18.1457209035311 1997 19.4349858356157 1998 9.35360346441949 1999 0.996240033866071 2000 12.7145505553655 2001 0.80911101281466 2002 -1.42529696083831 2003 -3.27948494783034 2004 -4.29745248626589 2005 -1.38422566079065 2006 1.64202113897152 2007 1.42078943552691 2008 4.47132958784072 2009 8.49432151087416 2010 11.5969609738554 2011 11.3940719806929 2012 11.5770124584596 2013 11.282709618277 2014 10.8232460448419 2015 12.1120617337631 2016 13.8873321130022 2017 13.0379484277565 2018 11.7931142125994 2019 10.1753876588768 2020 9.25375895705338 2021 11.3229068686997