Due to the addition of two new teams, all eight existing teams are disbanded.

The increase to twelve teams resulted from the addition of four teams in two years.

For all his prognostication, however, Ueberroth does not see a quick addition of six teams.

This is the last Super 12 competition, as it will become the Super 14 in 2006 with the addition of two new teams.

The expansion of both leagues from 16 teams also began in the 1960s, with the addition of four teams to each league during the decade.

With the addition of two new teams for the 2009 season, the play-offs expanded to eight teams.

The addition of two Scottish teams prompted a name change in 1930.

In 2009, tournament's second year saw a bigger and more competitive tournament, including the addition of two international teams.

There was the addition of two further teams in the playoffs in each league.

With the addition of more teams, the league split into two divisions - North and South.