Year % of GNI 1990 -13.8500158071779 1991 -16.8138337180204 1992 -16.4315228454777 1993 -19.8117620953502 1994 -19.8550459752346 1995 -13.1511200836498 1996 -10.4695326835144 1997 -8.15267571282364 1998 1.19607547787205 1999 -1.11003348423436 2000 1.74047320696711 2001 3.07340752783367 2002 7.66418755120016 2003 10.2469640207472 2004 13.3695184997478 2005 14.5731816145826 2006 16.7118295091719 2007 15.4516656439315 2008 17.119542294529 2009 14.6117714465969 2010 8.51475839990309 2011 4.15332041104341 2012 2.4667845668911 2013 7.65637781778692 2014 10.8155473212569 2015 11.1167469248365 2016 15.1413692275892 2017 19.0550703160643 2018 21.4409619996198 2019 24.5725328661798 2020 24.7208491405397