Certification
- Argentina:13
- Canada:PG (Manitoba, Ontario, most volumes)
- Canada:14A (Manitoba, volumes 1, 3-4)
- Canada:18A (Ontario, some volumes)
- Canada:G (Quebec, Manitoba, volumes 46-50)
- France:Tous publics
- Italy:T
- Japan:G
- Malaysia:P13
- Mexico:B
- Philippines:PG-13
- Spain:13
- United Kingdom:U
- United Kingdom:PG (some episodes)
- United Kingdom:12 (some episodes)
- United Kingdom:15 (some episodes)
- United States:Not Rated
- United States:TV-PG
- United States:TV-14