It's even more extreme based on religion. Globally, the birth rate for Muslims is 2.9 children/woman.[1] (But it used to be above 4.) Haredi Jews are at 6.9 per woman, down from 7.5.[2]

[1] https://en.wikipedia.org/wiki/Muslim_population_growth [2] https://www.jpost.com/Israel-News/Haredi-population-tops-one...