Year PPG and IMF only, % of exports of goods, services and primary income 1975 11.6665077844311 1976 9.89509848719938 1977 7.90760095328885 1978 9.30356957677366 1979 10.6050247768233 1980 12.7478113008248 1981 10.9160918997912 1982 13.2362886353599 1983 16.6030124107143 1984 18.2967818618619 1985 23.0607912347117 1986 25.3459366943742 1987 27.6030402537204 1988 24.8639588182413 1989 8.87673684178889 1990 7.61278221005816 1991 9.61229182639434 1992 24.3932163153507 1993 7.91350468834921 1994 5.76235328937584 1995 4.38391432237886 1996 3.66359522557312 1997 3.7727537794305 1998 3.46360224338759 1999 5.09890789356847 2000 5.3955679166639 2001 6.46973137806078 2002 5.85769325166707 2003 5.91719353744809 2004 7.98846214535189 2005 6.12126194304782 2006 5.0586859648703 2007 3.90071387828091 2008 3.25211344488128 2009 4.30070150216896 2010 2.74302645731717 2011 2.33164850014809 2012 2.43359913431591 2013 1.91286597707563 2014 1.96914207752011 2015 2.68597485967027 2016 3.221353810559 2017 2.95313875050053 2018 3.16332781565854