Country
- Bolivia32
- Bosnia & Herzegovina30
- Botswana31
- Brazil30
- Brunei21
- Bulgaria30
- Burkina Faso29
- Burundi28
- Cambodia31
- Cameroon31
- Canada28
- Cape Verde29
- Central African Republic[remove]32
- Chad30
- Chile30
- China29
- Colombia30
- Comoros29
- Costa Rica29
- Cote d'Ivorie31