EFR 1983 | 32:36 |
EFR 1984 | 33:52 |
EFR 1985 | 31:47 |
EFR 1986 | 30:52 |
EFR 1987 | 30:38 |
EFR 1988 | 32:36 |
EFR 1989 | 31:47 |
EFR 1990 | 31:23 |
EFR 1991 | 31:55 |
EFR 1992 | 33:27 |
EFR 1993 | 34:49 |
EFR 1994 | 32:53 |
EFR 1995 | 32:09 |
EFR 1996 | 33:19 |
EFR 1997 | 33:53 |
EFR 1998 | 34:22 |
EFR 2002 | 34:55 |