Although Christianity is the largest religious denomination in the world, declining fertility rates—particularly in Europe—indicate that this may no longer be the case by 2060.宗教无产物预测因生育率异常低而占世界人口比例下降穆斯林在所有宗教派别中生育率最高并占2010至2015年所有出生数约31%,很可能替代基督徒raybet雷竞技开户
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