For Turkey, election results. For Iran, no hard numbers, just fuzzy memory about articles I've read. What is clear is that the regime has supporters and not just those who benefit directly / materially.
Of course. It has actually staunched supporters. One cannot kill innocents in the streets by just the promise of money. So there’s religious ideology involved. However the percentage matters a lot here and even 10% of 90 million is a large number.