The more developed regions experience the lowest mortality and have, therefore, higher levels of life expectancy at birth than the less developed regions as a whole (75 years vs. 63 years in 1995-2000).
较发达区域出现最低生育率，因此，出生时预期寿命也比整个较不发达区域高（1995-2000年为75岁对63岁）。