Demographics of Iraq
97% of Iraqis follow Islam: 61% Shia and 34% Sunni. 1% of these describe themselves as "Just a Muslim". According to the CIA Factbook, Shias make up 60% of population, while Sunnis 35%. Christianity accounts for 5%, and the rest practice Mandaeism, Yazidism and other religions.
Islam in Turkey
According to religiosity polls, 97.8% of the population identifies as Muslim, and only 2% is non-religious. Most Muslims in Turkey are Sunnis, forming about 78% of the overall Muslim denominations. The remaining Muslim sects forming about 20% of the overall Muslim population consist of Alevis, Ja'faris (representing 4%) and Alawites (with an estimated population of around 1 million) which is about 1% of the overall Muslim population in Turkey. 
Figures on NDM's or Non-denominational Muslims vary with estimates ranging from 2 percent of the population to 14 percent of the population.