Some countries Including Benin and Mali have repeated the survey to update their data. Furthermore, the international seminar on the informal economy organised byAFRISTAT in Bamako in October 2008 proposed setting up a unit to coordinate methodological research and implement a pilot project in some African countries, to test the viability of a system of national employment surveys and mixed surveys on the Informal economy. The analysis focuses on employment and socio-economic and demographic characteristics.