Year PPG and IMF only, % of exports of goods, services and primary income 1977 13.028668568556187 1978 16.99015825542943 1979 31.871357783541733 1980 23.04404675825396 1981 26.155931661344447 1982 21.14044031573719 1983 24.481946839086206 1984 18.636322411528397 1985 12.90995153019805 1992 18.660938736060686 1993 17.188483657569396 1994 16.323502703067412 1995 16.900878546202964 1996 14.264157679558009 1997 17.185292438764645 1998 18.975421179164282 1999 11.315090844966937 2000 9.714639581810205 2001 6.484711580524344 2002 9.356276962100866 2003 8.511693562359971 2004 6.280993768085172 2005 4.83847853699353 2006 4.157689020205715 2007 3.063618989736072 2008 2.5457007348836713 2009 1.957488819485579 2010 2.4214222855567358 2011 2.7450567538232917 2012 8.169624071285451 2013 2.9247390400159605 2014 3.6211497343168766 2015 4.007153847343921 2016 3.1148558227639227 2017 3.399328431245078 2018 4.775454976442505 2019 4.193082060062408 2020 2.6816689182252733 2021 1.6944509178339482