The league was contested by 12 clubs, eight of which had played in the 2011 season.

The league will be contested by twelve clubs, eight of which had played in the 2012 season.

The league was contested by 16 teams (two more than in the previous season).

The league had not been contested since 1985-86, with only junior competitions being held in those years.

The league is contested between 10 teams every season.

The league was contested by 24 teams, divided in two groups.

The league was established in 1998 and is currently contested by 6 teams.

The league is contested by 16 teams (one more than in the previous season).

The league will be contested by ten clubs, eight of which played in the division during the 2012 season.

The league was be contested by 15 teams (one less than in the previous season).