From 1959 to 2009 how many years is that?

If a person born in 1959 & and get his retirement on 2009, How the answer will be 50 years, if from the child no work, up to 6 years, and then from class 1 to complete of his personal education, excluding his Hollyday, pocket money till he starts his personal earnings, what is up working effort or the amount he is paid, what makes him happy payment or or feselity, if not life long pain, & cry doing so much labour no progress weather he educated