Though much of country has two wet and two dry seasons, total rainfall varies unpredictably. A full census is undertaken every ten years. UN estimates for mid-1996 give a figure of 31.8m. Christianity, Islam, and traditional beliefs. Kenya offers its citizens a complete educational system from primary school through university.
Primary education is provided free of charge.
A student who continues through the educational system will have spend eight years in primary schools, five years in secondary schools and four years at university. Kenya's leading educational institutions include the University of Nairobi, Kenyatta University, Moi University, Kenya Polytechnic, the Jomo Kenyatta College of Agriculture and Technology, Kenya Medical Training College and Mombasa Polytechnic. Kenya's most serious medical problems include malaria, AIDS, tuberculosis, parasitic infections, and childhood diseases. These are aggravated and complicated by malnutrition and poor sanitary conditions. Much of Kenya's population traditionally engages in farming for its subsistence and income.