Berru-nni i yebra udabu i yiman-is deg yisuḍaf-is ɣef tdukliwin tibeṛaniyin n yimaṭṭafen ilelliyen seg useggas n 1981, akked kra n tezmer i xedmen deg uselmed n tutlayin 5 Ass-agi, atan deg teẓrigt-is tis ukuẓ seg useggas n 1979.