More like 10% http://www.wolframalpha.com/input/?i=%28population+of+western+europe+%2B+population+of+US%29+%2F+population+of+the+world http://www.wolframalpha

More like 10% http://www.wolframalpha.com/input/?i=%28population+of+western+europe+%2B+population+of+US%29+%2F+population+of+the+world http://www.wolframalpha.com/input/?i=%28population+of+wester...