Year % of GNI 1976 -5.46118501982316 1977 -1.87517932726438 1978 0.838628942509499 1979 1.40124163508911 1980 -3.91026677476519 1981 -4.40447815257805 1982 -5.04999740467024 1983 0.0857769266454562 1984 -2.3557483458193 1985 -2.12855809716937 1986 3.18854722993321 1987 5.65962766081812 1988 15.5928874708253 1989 12.7654423976135 1990 11.5021600371684 1991 10.9571312164944 1992 19.870356577844 1993 27.7071757351213 1994 19.7411253504152 1995 17.1900026168381 1996 16.2474338699283 1997 15.269581965824 1998 11.5743154251288 1999 10.8017025114009 2000 9.17005859399593 2001 10.148820912875 2002 9.05112703052257 2003 10.8974317802997 2004 14.0126900175569 2005 7.88042163935503 2006 10.1913293698986 2007 8.02163063014711 2008 -1.78168142441982 2009 5.17571600745967 2010 5.5516510304973 2011 0.738408859566621 2012 3.22899937025551 2013 4.14692997614201 2014 6.43161777902136 2015 10.7202217424637 2016 14.0412040769449 2017 14.5533857513527 2018 15.4890676599787 2019 15.7308122157741 2020 20.8376517405959 2021 28.6700305558735