Year % of GNI 1989 4.673351364354296 1990 0.04828373679752541 1991 0.42268535760052167 1992 1.8550109110617548 1993 1.3829793815266125 1994 2.0909323944651206 1995 2.680628831985527 1996 12.46228674295678 1997 9.42053482371613 1998 5.872602432081907 1999 10.457975089246917 2000 6.764720452391448 2001 6.376778890257475 2002 7.074032200102222 2003 6.335958264842515 2004 6.583276568115562 2005 7.232019904908007 2006 7.328476416704671 2007 6.864372102079094 2008 8.601291577961497 2009 9.454643794372728 2010 10.994476606949407 2011 9.951741072623582 2012 11.89886295988659 2013 15.420316459217611 2014 12.394191695424382 2015 13.467825130230318 2016 10.298402604899074 2017 9.92262529120058 2018 9.168550375334457 2019 7.768475662449465 2020 8.218709961587098 2021 7.70885785112851 2022 6.466612970477942