Season
- Season 19 1983-09-07
- Season 18 1982-10-27
- Season 17 1981-09-01
- Season 16 1980-09-03
- Season 15 1976-01-07
- Season 14 1974-09-27
- Season 13 1973-01-05
- Season 12 1971-09-19
- Season 11 1971-04-08
- Season 10 1970-07-01
- Season 9 1970-01-14
- Season 8 1969-07-27
- Season 7 1968-09-02
- Season 6 1967-10-01
- Season 5 1966-01-22
- Season 4 1964-04-04
- Season 3 1963-06-15
- Season 2 1962-06-30
- Season 1 1961-10-12
- Season 0
