Year % of GNI 1993 42.7783002664871 1994 41.1010382353942 1995 20.5665070829809 1996 13.6650084541629 1997 11.0944152650147 1998 10.1644608974145 1999 9.7239196859587 2000 9.92556954523854 2001 9.20982861613113 2002 8.73239334371344 2003 8.54580250222761 2004 7.64789960953649 2005 5.95587903758373 2006 4.04812910063219 2007 2.52146972686283 2008 1.86440561904539 2009 1.71675031163238 2010 1.39670650946774 2011 1.32441334646398 2012 1.42307704025688 2013 1.41913255522439 2014 1.48527128670538 2015 2.15023383383345 2016 3.25295492789551 2017 3.04128255349939 2018 2.85890618593962 2019 3.12630695901424 2020 3.44337872458813 2021 3.13593230027858