Typical Salaries

Hi, we a trying to conduct a survey

Can somebody advice what the typical salaries are for IT professsional  in Nigeria especially ones with westernised experience and education and also somebody with african education and experience .

for example how much would the following earn

a business analyst with about 5 - 10 years experience
a programmer with about 5 - 10 years experience
a project manager with same experience
a system analyst with same experience
a It support analyst with same experience
A  crm or erp ( sap, sibel, orcale ) consultant  with same experience
a test analyst with same experience.

please add if you feel i have missed out any other relevant position




Thanks