As with Rwanda as a whole, Christianity is the dominant religion in Kigali. In the 2012 census, 42.1 per cent of the city's inhabitants identified as Protestant with a further 9.1 per cent following Adventism, which was classified separately. Catholics formed 36.8 per cent of the population. Islam is more prevalent in Kigali than elsewhere in Rwanda, with 5.7 per cent of people following the faith compared with 2.0 per cent nationwide. Jehovah's Witnesses form 1.2 per cent and other faiths 0.3 per cent, while those who profess no religion number 3.0 per cent.