Year PPG and IMF only, % of exports of goods, services and primary income 1977 3.3141055870477345 1978 3.578309185039767 1979 2.348876900638804 1980 3.8418711520381303 1981 4.734038720220042 1982 4.05993876430201 1983 12.168112827902865 1984 15.547989384217233 1985 13.569534493074297 1986 14.288612165641343 1987 13.162779301352181 1988 12.813126938345022 1989 14.686440464676892 1990 12.493658909397757 1991 7.419904393411613 1992 8.180900517862407 1993 3.782267480800991 1994 11.82601311767469 2020 4.112422374301676 2021 5.079294820359282 2022 5.572486571297975