[1] In 1978 the event was opened up to professionals, although they had to play with an amateur.
[2] The 1958 event resulted in a tie, with two pairs equal on 317.
[3] The 1971 event was reduced to 36 holes after rain caused the final day to be lost.
The first round had not been completed when it as decided to cancel the event.
[7] The 1985 event was reduced to 36 holes after snow meant that no play was possible on the final day.