The birth rate continued to decline,from 13 per 1000 in 1987 to nine per 1000 in 1997,while the death rate remained at about five per 1000.

• 出生率持续下降，由一九八七年的千分之十三下跌至一九九七年的千分之九，而死亡率则维持于约千分之五。