"and how do you know, with such certainty, that it is not due to attitudes to women and marriage practice?"
I don't;

That was your answer Jim.

I have only accepted what has been said on the culture thing.
THEY linked it to culture.
YOU say that accuses the whole community.
I am not involved.

If and when the over-rep is proved true I am vindicated.
You have denied it from the start, and accused me of racism for believing in it.
You will be proved wrong.