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How general is your sample? Is it spread all over the world or well localized geographically?

all Eastern Europe?

Eastern Europe but also in Western Europe I know enough cases

I see. I know counterexamples from France and Belgium, but my statistical sample is limited to a couple of units. I am however always surprized by generalizations such as the one you made (note that I am not saying you are wrong, just that I am surprized).