Leading Africa is Seychelles at 89.2 subscribers per 100 people, followed by Gabon at 87.6. But rates fall very quickly after that; just nine countries in total have rates of more than 50 subscribers per 100.
Population Covered By Mobile Signal In Africa, 2006-2007
Mobile signal is near universal in Tunisia, South Africa, Botswana and Mauritius, and scanty in Central African Republic, Ethiopia and Eritrea.
Investments in Telecommunications Networks, Selected African Countries 2005
Nigeria invested $3.4 billion in telecommunications networks in 2005; Kenya came in second at just under $1 billion, and Egypt third at $527 million.