Year PPG and IMF only, % of exports of goods, services and primary income 1975 22.165634189172184 1976 37.63823702879315 1977 22.376713569561993 1978 16.815300576674062 1979 32.923396915380344 1980 14.97862013211608 1981 18.998876192109527 1982 15.061488535914403 1983 13.041177703749579 1984 17.46283881034734 1985 23.62121472629345 1986 21.006716097075216 1987 25.79689534939834 1988 26.007841226888157 1989 19.48915857285318 1990 28.78255507734226 1991 18.827249507171043 1992 18.99492190760867 1993 29.23293324652437 1994 23.839840050193423 1995 22.055236998140398 1996 21.926285140516345 1997 22.929558232681757 1998 25.706270013988348 2006 5.533601093660584 2007 7.141725858995636 2008 2.8865090559797673 2009 4.711783089579525 2010 4.880349098083427 2011 3.9791937313910672 2012 5.143274799403116 2013 5.716346903840871 2014 10.812089653517685 2015 14.024605322957468 2016 14.905832125240021 2017 15.58901974054701 2018 17.20939027064111 2019 13.867288084647658 2020 9.830134268831815 2021 12.357463353803253 2022 7.932368383129091