That said, Muslim membership retention and in-group marriage is exceptionally high (over 90 per cent) and they are a much younger population than the host society. So they are on course for steady growth. My colleagues and I expect their fertility to fall to host levels by 2030, but they will still make up 5-15 per cent of most West European countries by 2050 and 10-25 per cent by 2100. This is a major change from the 2-6 per cent levels of today<ref>[http://www.mercatornet.com/articles/view/shall_the_religious_inherit_the_earth/#sthash.nE0JGi2Y.dpuf ''Shall the religious inherit the earth?''], 2010 Interview with [[Eric Kaufmann] by MercatorNet</ref>}} | That said, Muslim membership retention and in-group marriage is exceptionally high (over 90 per cent) and they are a much younger population than the host society. So they are on course for steady growth. My colleagues and I expect their fertility to fall to host levels by 2030, but they will still make up 5-15 per cent of most West European countries by 2050 and 10-25 per cent by 2100. This is a major change from the 2-6 per cent levels of today<ref>[http://www.mercatornet.com/articles/view/shall_the_religious_inherit_the_earth/#sthash.nE0JGi2Y.dpuf ''Shall the religious inherit the earth?''], 2010 Interview with [[Eric Kaufmann] by MercatorNet</ref>}} |