Actually more than most would think. Even in Iran. That is why when I see folks voice that we should just nuke em all I have to ask “What about the all Christians there? Acceptable losses for the cause?”
Now here it turns out these two religions in the same region are cousins that happen to hate each other to death. This is why stereotyping can be an ignorant and failed concept. It is not based on true reality.
Now it turns out that there were Americans on both sides during our Civil War.
You might have observed that one of the religious cousins was a Johnny-come-lately Satanic parody of the other.
Most Iranians don’t want war with Israel and don’t see any relevance of Israel to their situation.
Iran has the lowest mosque attendance in the Muslim world after Albania and Bosnia, around 10% and most of the young don’t believe. The numbers of atheists and secret converts to Christianity and zoroastrianism are increasing as long as the Ayatollahs are in power.