1971 - Five Sets

1972 - Six Sets

1973 - Nine Sets

1974 - Six Sets

1975 - Eight Sets

1976 - Seven Sets

1977 - Seven Sets

1978 - Six Sets + M/s

Includes 1 MiniSheet

1979 - Eight Sets + M/s

Includes 1 MiniSheet

1980 - Nine Sets + M/s

Includes 1 MiniSheet

1981 - Eight Sets

1982 - Eight Sets