by the Central Intelligence Agency, The World Factbook (1982) — Bulgaria (1982 |noyear)
“ Exports: $10.5 billion (f.o.b., 1980) ; 45% machinery, equipment, and transportation equipment; 21% fuels, minerals, raw materials, metals, and other industrial material; 2% agricultural raw materials; 23% foodstuffs, raw materials for food industry, and animals; 9% industrial consumer goods (1980) Imports: $9.7 billion (f.o.b., 1980) ; 35% machinery, equipment, and transportation equipment; 50% fuels, minerals, raw materials, metals, other materials; 5% agricultural raw materials; 5% foodstuffs, raw materials for food industry, and animals ”
