| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 27 May 1991 | GBX | 112 | 112 | 112 | 112 | 112 | -168 (-60%) | 0 |
| 24 May 1991 | GBX | 280 | 280 | 280 | 280 | 280 | 0.0 (0.0%) | 0 |
| 23 May 1991 | GBX | 280 | 280 | 280 | 280 | 280 | 0.0 (0.0%) | 0 |
| 22 May 1991 | GBX | 280 | 280 | 280 | 280 | 280 | 0.0 (0.0%) | 0 |
| 21 May 1991 | GBX | 280 | 280 | 280 | 280 | 280 | 0.0 (0.0%) | 0 |
| 20 May 1991 | GBX | 280 | 280 | 280 | 280 | 280 | 0.0 (0.0%) | 0 |
| 17 May 1991 | GBX | 277 | 280 | 274 | 280 | 280 | +3 (+1.08%) | 0 |
| 16 May 1991 | GBX | 275 | 277 | 275 | 277 | 277 | 0.0 (0.0%) | 0 |
| 15 May 1991 | GBX | 275 | 277 | 275 | 277 | 277 | +2 (+0.73%) | 0 |
| 14 May 1991 | GBX | 275 | 277 | 275 | 275 | 275 | -2 (-0.72%) | 0 |
| 13 May 1991 | GBX | 275 | 277 | 274 | 277 | 277 | +3 (+1.09%) | 0 |
| 10 May 1991 | GBX | 274 | 274 | 274 | 274 | 274 | +2 (+0.74%) | 0 |
| 9 May 1991 | GBX | 273 | 273 | 272 | 272 | 272 | 0.0 (0.0%) | 0 |
| 8 May 1991 | GBX | 270 | 272 | 270 | 272 | 272 | 0.0 (0.0%) | 0 |
| 7 May 1991 | GBX | 273 | 273 | 272 | 272 | 272 | +163.2 (+150.00%) | 0 |
| 6 May 1991 | GBX | 108.8 | 108.8 | 108.8 | 108.8 | 108.8 | -163.2 (-60.00%) | 0 |
| 3 May 1991 | GBX | 270 | 272 | 270 | 272 | 272 | 0.0 (0.0%) | 0 |
| 2 May 1991 | GBX | 270 | 272 | 270 | 272 | 272 | 0.0 (0.0%) | 0 |
| 1 May 1991 | GBX | 270 | 272 | 270 | 272 | 272 | 0.0 (0.0%) | 0 |
| 30 Apr 1991 | GBX | 270 | 272 | 270 | 272 | 272 | 0.0 (0.0%) | 0 |
| 29 Apr 1991 | GBX | 270 | 272 | 270 | 272 | 272 | 0.0 (0.0%) | 0 |
| 26 Apr 1991 | GBX | 270 | 272 | 270 | 272 | 272 | 0.0 (0.0%) | 0 |
| 25 Apr 1991 | GBX | 270 | 272 | 270 | 272 | 272 | +3 (+1.12%) | 0 |
| 24 Apr 1991 | GBX | 265 | 269 | 265 | 269 | 269 | +4 (+1.51%) | 0 |
| 23 Apr 1991 | GBX | 265 | 265 | 265 | 265 | 265 | 0.0 (0.0%) | 0 |
| 22 Apr 1991 | GBX | 255 | 265 | 255 | 265 | 265 | +7 (+2.71%) | 0 |
| 19 Apr 1991 | GBX | 260 | 260 | 258 | 258 | 258 | 0.0 (0.0%) | 0 |
| 18 Apr 1991 | GBX | 255 | 258 | 255 | 258 | 258 | +3 (+1.18%) | 0 |
| 17 Apr 1991 | GBX | 255 | 255 | 255 | 255 | 255 | 0.0 (0.0%) | 0 |
| 16 Apr 1991 | GBX | 255 | 255 | 255 | 255 | 255 | 0.0 (0.0%) | 0 |
