Year % of GNI 1980 7.18671130270186 1981 7.48749860894769 1982 8.04699363190562 1983 8.76101406915439 1984 8.80755938148672 1985 9.42618424152687 1986 8.88225419306515 1987 8.53244345355499 1988 8.55571850802723 1989 8.89244677916396 1990 9.30977925521316 1991 9.58104142707259 1992 10.0895330641154 1993 9.7560879766962 1994 10.0851710604769 1995 9.8511668895246 1996 10.1569268060932 1997 10.191002488098 1998 10.3851642361535 1999 10.3246783657261 2000 10.5821222830381 2001 11.0970859800747 2002 11.196024066394 2003 11.0327945673382 2004 10.8342414919944 2005 11.0291939923836 2006 11.3652730132893 2007 11.1165689454327 2008 11.4741012812076 2009 11.0034821014095 2010 11.5839399516067 2011 11.0856371540742 2012 10.5910600772925 2013 10.6879783988183 2014 10.6515143646576 2015 10.889179199277 2016 10.775519539356 2017 10.9572284436154 2018 10.888002135228 2019 10.9870670097605 2020 11.4146133846762 2021 11.8134362512528