The ten teams are divided into two pools of five members each.

In men's play, the 12 teams are divided into two pools of six.

The fifteen teams were divided into two pools of seven and eight.

The eight teams were divided into two pools of four.

The ten teams were divided into two pools of five.

Each zone is then divided into two pools of three.

The eight nations will be divided into two pools of four.

The twenty teams were divided into four pools of five.

The seven teams were divided into two pools of three and four.

The twelve teams were divided into four pools of three.