on the population data sheet is an annual of demographic survey,in which we gethered a demographic population statistics from all countries of the world.
on the population data sheet is an annual of demographic survey,in which we gethered a demographic population statistics from all countries of the world.
“人口数据表上的是一个年度的人口统计调查，世界上所有的人口统计都被囊括在了里边。”