Year % of GNI 1995 7.18439919614616 1996 8.78901927565463 1997 8.6369152700554 1998 8.54045563401579 1999 7.05561793361389 2000 5.79254385922806 2001 4.717068698854 2002 3.19392928429224 2003 3.83390177724854 2004 2.80903178013501 2005 5.76261469773972 2006 5.81626396291369 2007 8.00033856143829 2008 8.31730101304712 2009 7.3230614518551 2010 5.83994807966839 2011 7.61817395864094 2012 7.83911845071892 2013 7.83315978658243 2014 8.7177376111586 2015 10.0874294919023 2016 9.41052175546238 2017 9.27558591262789 2018 9.9365769154606 2019 10.9883529603775 2020 11.2312053369573 2021 10.9931306279799