| | | 1965 |
| | | 1979 |
| | | 1981 |
| | | 1981 |
| | | 1982 |
| | | 1982 |
| | | 1985 |
| | | 1986 |
| | | 1986 |
| | | 1987 |
| | | 1987 |
| | Forbes, Gilbert B.Bishai, DavidBishai, MirandaBrunham, Robert C.Slaney, LeslieRonald, Allan R.Plummer, Francis A.Laga, MariePiot, PeterNdinya-Achola, J. O.Nsanze, HerbertD'costa, Lourdes J.Naamara, WarrenKunimoto, DennisDillon, Hugh C. | 1987 |
| | Peiris, JSMPremawansa, SRanawaka, MBRUdagama, PVMunasinghe, YDNanayakkara, MVGamage, CPCarter, RDavid, PHMendis, KN | 1988 |
| | | 1988 |
| | | 1988 |
| | | 1990 |
| | | 1990 |
| | | 1990 |
| | | 1990 |
| | | 1991 |