5 Year	People
1962-01-01	4348133
1967-01-01	4605753
1972-01-01	8028730
1977-01-01	7362115
1982-01-01	6980495
1987-01-01	9035278
1992-01-01	11110216
1997-01-01	14216196
2002-01-01	18128698
2007-01-01	22333459
2012-01-01	15916583
2017-01-01	14628870