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| 2025 | E Xu |
| 2024 | B Hettiarachchi |
| 2023 | C Joel |
| 2022 | A Coates |
| 2021 | R Le Grange |
| 2020 | N / A |
| 2019 | N / A |
| 2018 | L Guico |
| 2017 | |
| 2016 | |
| 2015 | A Ang |
| 2014 | B Rider |
| 2013 | A Ang |
| 2012 | L Guico |
| 2011 | B Rider |
| 2010 | L Guico |
| 2009 | R W Smith |
| 2008 | R W Smith |
| 2007 | R W Smith |
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| 2005 | P Godfrey |
| 2004 | R W Smith |
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| 1995 | R W Smith |
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| 1993 | R W Smith |
| 1992 | R W Smith |
| 1991 | R W Smith |
| 1990 | R W Smith |
| 1989 | R W Smith |
| 1988 | R W Smith |
| 1987 | R W Smith |
| 1986 | R W Smith |
| 1985 | R W Smith |
| 1984 | R W Smith |
| 1983 | R W Smith |
| 1982 | R W Smith |
| 1981 | R W Smith |
| 1980 | R W Smith |
| 1979 | R W Smith |
| 1978 | R W Smith |
| 1977 | J Van Pelt |
| 1976 | R W Smith |
| 1975 | R W Smith |
| 1974 | R W Smith |
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