Year PPG and IMF only, % of exports of goods, services and primary income 1977 0 1978 1.9611158355144338 1979 0.006371002008473535 1980 4.749036368438901 1981 12.129774078044473 1982 17.45629786806463 1983 23.675383870268387 1984 21.08493578094206 1985 29.79571363772851 1986 9.850942668238739 1987 36.82337908223442 1988 18.759786253765036 1989 54.36791265998274 1990 28.711363636363636 1997 27.4459912695731 1998 31.044278145877108 1999 25.231568651069725 2000 20.46520681387814 2001 24.04065333186586 2002 22.363490264233317 2003 26.220487999075125 2004 40.07536885276665 2005 37.145015888411216 2006 31.53912804664905 2007 30.56509983289033 2008 10.693607129583656 2009 9.883970939079406 2010 5.686218809848848 2011 4.658018232536928 2012 33.33553949033832 2013 10.731156958289287 2014 13.803240160448215 2015 2.829911909640841 2016 2.505748203951892 2017 4.037904147503559 2018 4.617523396228228 2019 11.550357446759428 2020 5.359974276485641 2021 3.8712248375760794 2022 7.2332029350267515