In a school age center with a capacity of 60 or fewer children, the director shall have completed at least: 400 hours of experience working under supervision primarily with school age children in a licensed child care center, public or private school, or a similar setting; or 1 year of experience caring for school age children as a registered family child care provider. In a school age center with a capacity of 61 or more children, the director shall have completed at least: 800 hours of experience working under supervision primarily with school age children in a licensed child care center, public or private school, or similar setting; or 2 years of experience caring for school age children as a registered family child care provider. An individual is considered qualified as a director of a school age center if the individual is certified for kindergarten, nursery school through third grade, or grades 1 through 8 by the Department or by the state board of any other state. If, as of July 1, 2008, an individual was currently employed at a center serving only school age children and qualified as the director of that center, the individual continues to be qualified as the director if continuously employed at the same or at another school age center.