1979
D.Smith
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
J.Carr
1990
J.Carr
1991
R.S.Boylan
1992
N.R.Hepworth
1993
1994
1995
M.Szydelko
1996
N.Walpole & G.Wellick
1997
M.Ryde
1998
P.K.Czerwinski
1999
J.E.Hill
2000
E.Priestley
2001
K.Bybordi & M.Rojinsky
2002
A.Heaton
2003
J.Lawson
2004
L.Keely
2005
J.Lawson
2006
D.Firth
2007
G.Eagleton