The income replacement ratio multiplied by the number of years enrolled in the pension plan yields the percentage of a person's monthly income that will be paid out each month. Example: 1.55 % x 30 years = 46.5 %
以勞保為例：所得替代率 1.55 % X30（年）＝46.5 %，即每月所領年金是投保薪資的 46.5 %