| Today | See what it's worth now |
| 29 Jun 2007 | £850,000 |
| 31 May 2006 | £710,000 |
No other historical records.
| Today | See what it's worth now |
| 26 Jun 2007 | £650,000 |
No other historical records.
| Today | See what it's worth now |
| 29 May 2007 | £700,000 |
| 27 Mar 2000 | £125,000 |
No other historical records.

| Today | See what it's worth now |
| 19 Apr 1996 |