Year PPG and IMF only, % of exports of goods, services and primary income 1973 10.0169059862657 1974 10.083949526054 1975 9.24062128662678 1976 11.0963633475289 1977 12.6877512797386 1978 14.8390790294589 1979 14.3410791430166 1980 16.2815428981047 1981 16.9821718994532 1982 17.4416515348253 1983 17.3832147587601 1984 18.3690075065021 1985 21.8906206260206 1986 29.1276636889402 1987 24.689466222268 1988 23.35831545461 1989 21.440574313252 1990 16.8702670328353 1991 18.1961614982976 1992 12.2422860585411 1993 11.7003136432831 1994 12.1477239576151 1995 13.4016931308341 1996 14.4282245311947 1997 13.2185728864228 1998 15.7833318991637 1999 13.8658192754528 2000 12.4372374268388 2001 13.5068812750319 2002 9.75590115436458 2003 9.81008353880112 2004 8.89428989020792 2005 7.04805634972166 2006 7.00751533558296 2007 6.28026262379295 2008 3.55604973411913 2009 5.39174156799091 2010 3.56701404611704 2011 3.56128295176067 2012 4.5817834486818 2013 4.68729404913287 2014 5.72361786059676 2015 6.77308783693678 2016 8.22484356599511 2017 6.71124019245556 2018 7.30772074079536