A. ^ Prior to 1985 there was just one division. Six new teams were introduced for the 1985-86 season and the league was split into two divisions.
B. ^ An experimental points system was operated for the 1981-82 season whereby a team was awarded four points for an away win, three points for a home win, two points for an away draw and one point for a home draw.
C. ab In 1982-83 three points were awarded for a win and one point for a draw. The system reverted the following season to the pre-1981-82 system, i.e. two points for a win and one point for a draw.
D. ^ In 1992-93 the Premier Division 'split' into two sections of six after the 22nd series of games had been played on 17 January.