| Year | Debater | Record | Result |
|---|---|---|---|
| 1977 | Unknown | Did Not Clear | |
| 1977 | Unknown | Did Not Clear | |
| 1976 | Unknown | Did Not Clear | |
| 1973 | Unknown | Did Not Clear | |
| 1972 | Unknown | Did Not Clear | |
| 1971 | Unknown | Did Not Clear | |
| 1970 | 7-3 | 6th Place | |
| 1969 | 7-3 | 9th Place | |
| 1968 | 4-6 | 19th Place | |
| 1967 | 1-9 | 27th Place | |
| 1965 | 8-2 | 4th Place | |
| 1964 | 4-6 | 19th Place | |
| 1953 | 3-3 | 9th Place | |
| 1952 | 1-5 | 12nd Place |