Year % of GNI 1980 2.636645534541929 1981 2.4084645288854127 1982 2.8197474238282085 1983 2.9516788028987455 1984 2.868740881472951 1985 3.057023662983497 1986 3.2487342881497914 1987 3.4443173569850853 1988 3.7312295154699697 1989 3.303365099190937 1990 3.2039699504639527 1991 3.3763218181162116 1992 3.4120718382906845 1993 2.875225301657105 1994 2.7466745726497135 1995 2.9568611936274687 1996 3.0542230103927523 1997 2.987888814928052 1998 2.6791506083665744 1999 2.938738839783763 2000 2.898740619558326 2001 2.694905695698204 2002 2.678816899228687 2003 2.7001817703941238 2004 2.126775409903849 2005 1.8341464730661745 2006 1.9057537513064562 2007 1.2891055956111965 2008 1.1237482513667212 2009 0.9697377297488584 2010 0.8345701763529615 2011 0.7560008191072456 2012 0.7338357247754317 2013 0.7606798739534772 2014 0.793259731336636 2015 1.025995912025545 2016 1.0209318769284967 2017 1.0321365742705335 2018 1.0659748079182378 2019 1.1625335658083706 2020 1.1823069182425905 2021 1.1002839118448269 2022 1.0367593116685387