Year % of GNI 1993 0.07373138997661591 1995 2.3744118011003125E-05 2001 0.3584490783443462 2002 0.5481588104862091 2003 0.746524275604782 2004 0.8432738107761382 2005 1.0550498633126666 2006 1.719936418161262 2007 1.431325349170323 2008 1.0543762116964692 2009 1.1371891435741446 2010 1.6405428982983965 2011 1.684810373773291 2012 2.5225506884210227 2013 3.7789532161124626 2014 3.41388210163561 2015 3.7580207427603636 2016 4.20885773486996 2017 6.707140225485597 2018 6.34228386893355 2019 6.690585524850852 2020 5.214343026536927 2021 3.4902569759931064 2022 2.5074875681535778