A cewar Kungiyar Hadin Kan Kasashen Duniya, giwayen da ke nahiyar Afirka sun ragu da mutane dubu 111 a cikin shekaru goma kawai.
Yanzu akwai kusan giwaye 415,000 a Afirka. A waɗancan yankuna da ake lura da su ba bisa ƙa'ida ba, wasu mutane dubu 117 zuwa 135 daga waɗannan dabbobin na iya rayuwa. Kimanin kashi biyu bisa uku na yawan jama'a suna zaune a Afirka ta Kudu, kashi ashirin a Yammacin Afirka, kuma a Afirka ta Tsakiya kusan kashi shida.
Dole ne in faɗi cewa babban dalilin raguwar hanzarin giwaye shine ƙaruwa mafi ƙarfi a cikin farauta, wanda ya fara a cikin 70-80s na karni na XX. Misali, a gabashin nahiyar bakar fata, wacce maharan suka fi shafa, yawan giwayen ya rabi. Babban laifin wannan al'amari ya ta'allaka ne akan ƙasar Tanzania, inda kusan kashi biyu bisa uku na yawan jama'ar ƙasar suka hallaka. Don kwatantawa, a Ruwanda, Kenya da Uganda, yawan giwaye ba wai kawai bai ragu ba, a wasu wuraren ma ya karu. Yawan giwaye ya ragu sosai a Kamaru, Kwango, Gabon, musamman ma a Jamhuriyar Chadi, Jamhuriyar Afirka ta Tsakiya da Jamhuriyar Demokradiyyar Kongo.
Ayyukan tattalin arziƙin ɗan adam, wanda giwaye ke rasa wurin zama na asali, yana ba da babbar gudummawa ga raguwar giwayen. A cewar masu binciken, wannan shi ne rahoto na farko kan yawan giwaye a Afirka a cikin shekaru goma da suka gabata.
