Year % of GNI 1990 -2.26467911892294 1991 6.36672305252767 1992 6.0588844330073 1993 -9.33536016116899 1994 -5.22752972554436 1995 21.3825090532839 1996 22.1201893541396 1997 18.6997150598739 1998 21.4522064151932 1999 23.0161790923762 2000 4.67459785823201 2001 3.34575858677085 2002 3.52450999632712 2003 7.7601677462242 2004 5.52446586781084 2005 7.4426112440681 2006 6.81106798529771 2007 6.66121602810326 2008 5.79206387446547 2009 6.46380049725498 2010 18.802863065016 2011 12.4400527735112 2012 8.07931285035014 2013 7.66526191688499 2014 5.68125232012811 2015 6.91131567377339 2016 5.9811068669406 2017 8.90271004106403 2018 7.0423130721936 2019 9.63455066247094 2020 11.7556136832533 2021 7.98073219240185