world bank y ict at a glance low income group sub saharan africa region 2000 2004 economic and social context population total millions 20 21 2 338 719 urban of 44 46 31 37 poverty below us 1 per day 8 4 gni capita atlas method current 330 380 510 600 gdp growth 1995 5 3 9 adult literacy rate ages 15 over 54 61 59 primary secondary tertiary school enrollment gross 45 48 55 52 sector structure separate telecommunications regulator yes status main fixed line operator mixed level competition international long distance p mobile c internet service provider government prioritization scale 7 performance access telephone lines 000 people 12 33 17 voice traffic minutes person 11 10 subscribers 71 86 covered by telephony 28 43 users 24 personal computers