Measuring the Information Society 2011 Chart 5.7: Average monthly income of individuals aged 16 or older, by highest educational level attained, selected African countries, 2007/2008*, USD Tertiary Secondary Primary 946 // South Africa 114 85 // 597 Namibia 121 48 449 Botswana 84 90 308 Côte d'Ivoire 130 92 246 Tanzania 35 26 226 Ghana 92 95 215 Zambia † 119 17 211 Kenya 67 32 206 Senegal 57 78 195 Rwanda 50 27 181 Nigeria † 70 65 166 Cameroon 75 80 149 Mozambique 42 35 142 Benin 51 56 133 Burkina Faso 43 49 107 Ethiopia 18 14 106 Uganda 29 21 0 50 100 150 200 250 300 350 400 450 500 USD Note: * Surveys were conducted between August 2007 and April 2008 (most countries having finished already in 2007). † Not nationally representative, but extrapolation was adjusted to reflect the national level. Source: Research ICT Africa (RIA). ( ( +( + % )' + # % # % , ( % $( +% ( \" ( ( ( ,\" \" Q 6% +) \" 3 \" ,) )$ $ ( + = )\") > \" ()* % # K * ( ( \" + (\"( \"+ \"$ $ \"( + ( \" ( (( + \" =( 7)1>) \"+ .,# 6$ , /7$ # $ + \" ( ,(\"( $ $ ( \" \"+ ( \" + $ + \" )( 3 ( ( %$ 9 ,$ $ $ %+ ( \" ( %+ +$$ + ( $%( # # $ $$ (( % , ( ()0 - , .$ # $ $ + $ + 1, ( ( +L $ % 07$ ) ( (+ + \" $ $ # $ $ ( + + \" + % ( ( \"( ( ( + ( =$ ($# > ( )* ( , 3 + 8 # ( , \"# ( ): ( , ( + \" , (( ( $ ( < ( +3 ( ) 115