Year % of GNI 1990 -5.14674912633397 1991 -1.05577289037154 1992 2.46886646134975 1993 7.37793126248486 1994 8.97144223734776 1995 8.13612430414587 1996 12.1382645464397 1997 12.6206497685531 1998 10.5286475276716 1999 10.9751064524943 2000 9.64240636945838 2001 7.49879288001732 2002 9.2084480596651 2003 10.2064915205311 2004 12.1840428391378 2005 12.3038041574385 2006 13.2484268350801 2007 14.1914181051511 2008 14.2195718076536 2009 10.2616039734185 2010 11.4285473916925 2011 13.5937820030437 2012 10.5870897929424 2013 9.53345122770567 2014 6.95649519424905 2015 5.75187804350485 2016 5.78731879408216 2017 4.62108288416009 2018 0.976706779692988 2019 -0.206362648813914 2020 0.151688568649163 2021 0.359686698249151