Birth rate - The number of live births per 1000 of the population, Death rate  - The number of deaths per year per 1000 population., Natural increase - When there is higher birth rates than death rates , Fertility rate - The number of live births per 1,000 women of child-bearing age, Life expectancy - The average age to which a person can be expected to live,

リーダーボード

表示スタイル

オプション

テンプレートを切り替える

自動保存: を復元しますか?