The final competition will expand from 24 to 32 teams.

The league expanded from 10 to 16 teams in its second season.

This season, the league has expanded from 10 to 12 teams.

Also, the group stage will expand from 24 to 32 teams.

The league expanded from 16 to 17 teams in its third season.

In 2011 the league expanded from 16 to 18 teams.

The league has been expanded from 12 to 14 teams for the 2011 season.

The group stage was expanded from six to eight teams.

In 2012, the league expanded from 4 to 9 teams.

In 1983, the field expanded from 32 to 36 teams.