Year % of GNI 1990 8.69012088884732 1991 7.7267755746909 1992 6.58428033258656 1993 3.39339586081393 1994 4.02546714029587 1995 2.00628802586211 1996 -0.516132823532945 1997 1.08409067148148 1998 -1.2279589788796 1999 -2.53928705554294 2000 7.39451877355757 2001 12.2966695228153 2002 7.64492187325687 2003 8.44141829177542 2004 7.96930286649602 2005 14.2776289336644 2006 10.7630033561117 2007 12.7931271784595 2008 2.86804948039613 2009 -2.34174645296765 2010 -6.02753935795626 2011 -14.1506496723071 2012 -2.51071227111627 2013 3.77845204681059 2014 4.6094656235605 2015 4.15601337563412 2016 1.2603252399697 2017 0.287735749293554 2018 3.05187312700621 2019 -0.0476722125687599 2020 0.502610218728373 2021 4.67128524925551