Check the website of the Israel Central Bureau of Statistics. The national data is all there.
And I still say you’re wrong. If you were correct all the chiloni Hebrew speakers should have a leg up in learning Torah. They don’t. In fact, the native Yiddish speakers have a leg up in the higher level Torah learning, as Yiddish is the language the higher level shiurim are given in Litvish Yeshivos. (In Chasidish Yeshivos, it is all Yiddish.)