Country
- Bolivia31
- Bosnia & Herzegovina29
- Botswana29
- Brazil31
- Brunei19
- Bulgaria32
- Burkina Faso31
- Burundi27
- Cambodia32
- Cameroon32
- Canada28
- Cape Verde27
- Central African Republic30
- Chad28
- Chile32
- China28
- Colombia30
- Comoros28
- Costa Rica[remove]32
- Cote d'Ivorie30