First draft
Episodes were shown on 31 July as follows:
Episode | Year |
EF0082 | 1973 (Series 2) |
EF1071 | 1986 (Series 14) |
01475 | 1990 (Series 18) |
02237 | 1997 |
02971 | 2001 |
03233 | 2002 |
03501 | 2003 |
04113 | 2005 |
04425 | 2006 |
04743 | 2007 |
05052 | 2008 |
05362 | 2009 |
06304 | 2012 |