First draft
Episodes were shown on 14 May as follows:
Episode | Year |
EF0059 | 1973 (Series 1) |
EF0161 | 1974 (Series 2) |
EF0666 | 1981 (Series 9) |
EF0955 | 1985 (Series 13) |
EF1149 | 1987 (Series 15) |
01556 | 1991 (Series 19) |
01660 | 1992 (Series 20) |
02080 | 1996 (Series 24) |
02204 | 1997 |
02361 | 1998 |
02915 | 2001 |
03177 | 2002 |
03440 | 2003 |
03739 | 2004 |
04361 | 2006 |
04675 | 2007 |
05295 | 2009 |
05609 | 2010 |
06237 | 2012 |