| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 22 Aug 1991 | GBX | 540 | 552 | 540 | 550 | 162.2499 | +8 (+1.48%) | 48,747 |
| 21 Aug 1991 | GBX | 533 | 542 | 532 | 542 | 159.8899 | +19 (+3.63%) | 81,280 |
| 20 Aug 1991 | GBX | 523 | 523 | 523 | 523 | 154.2849 | -1 (-0.19%) | 2,912 |
| 19 Aug 1991 | GBX | 523 | 524 | 523 | 524 | 154.5799 | -9 (-1.69%) | 11,328 |
| 16 Aug 1991 | GBX | 525 | 533 | 525 | 533 | 157.2349 | +1 (+0.19%) | 25,077 |
| 15 Aug 1991 | GBX | 523 | 533 | 523 | 532 | 156.9399 | +3 (+0.57%) | 4,300 |
| 14 Aug 1991 | GBX | 528 | 529 | 522 | 529 | 156.0549 | +1 (+0.19%) | 20,950 |
| 13 Aug 1991 | GBX | 520 | 528 | 520 | 528 | 155.7599 | +4 (+0.76%) | 1,500 |
| 12 Aug 1991 | GBX | 518 | 524 | 518 | 524 | 154.5799 | +6 (+1.16%) | 37,730 |
| 9 Aug 1991 | GBX | 518 | 518 | 518 | 518 | 152.8099 | 0.0 (0.0%) | 2,416 |
| 8 Aug 1991 | GBX | 523 | 523 | 518 | 518 | 152.8099 | 0.0 (0.0%) | 46,600 |
| 7 Aug 1991 | GBX | 523 | 523 | 518 | 518 | 152.8099 | -5 (-0.96%) | 12,326 |
| 6 Aug 1991 | GBX | 523 | 523 | 523 | 523 | 154.2849 | +5 (+0.97%) | 800 |
| 5 Aug 1991 | GBX | 523 | 523 | 518 | 518 | 152.8099 | 0.0 (0.0%) | 40,700 |
| 2 Aug 1991 | GBX | 518 | 523 | 518 | 518 | 152.8099 | 0.0 (0.0%) | 5,730 |
| 1 Aug 1991 | GBX | 523 | 523 | 518 | 518 | 152.8099 | 0.0 (0.0%) | 11,050 |
| 31 Jul 1991 | GBX | 519.5 | 522 | 518 | 518 | 152.8099 | -2 (-0.38%) | 35,822 |
| 30 Jul 1991 | GBX | 518 | 523 | 518 | 520 | 153.3999 | +5 (+0.97%) | 19,890 |
| 29 Jul 1991 | GBX | 515 | 515 | 515 | 515 | 151.9249 | -2 (-0.39%) | 2,000 |
| 26 Jul 1991 | GBX | 517 | 517 | 517 | 517 | 152.5149 | 0.0 (0.0%) | 10,262 |
| 25 Jul 1991 | GBX | 517 | 522 | 517 | 517 | 152.5149 | -7 (-1.34%) | 10,314 |
| 24 Jul 1991 | GBX | 515 | 524 | 515 | 524 | 154.5799 | +4 (+0.77%) | 27,800 |
| 23 Jul 1991 | GBX | 520.5 | 523 | 520 | 520 | 153.3999 | +10 (+1.96%) | 9,300 |
| 22 Jul 1991 | GBX | 510 | 510 | 510 | 510 | 150.4499 | -13 (-2.49%) | 3,617,140 |
| 19 Jul 1991 | GBX | 527 | 527 | 523 | 523 | 154.2849 | 0.0 (0.0%) | 7,200 |
| 18 Jul 1991 | GBX | 528 | 528 | 523 | 523 | 154.2849 | 0.0 (0.0%) | 1,750 |
| 17 Jul 1991 | GBX | 523 | 524 | 523 | 523 | 154.2849 | -5 (-0.95%) | 12,662 |
| 16 Jul 1991 | GBX | 528 | 528 | 523 | 528 | 155.7599 | +11 (+2.13%) | 2,850 |
| 12 Jul 1991 | GBX | 517 | 518 | 517 | 517 | 152.5149 | -3 (-0.58%) | 10,310 |
| 11 Jul 1991 | GBX | 517 | 524 | 517 | 520 | 153.3999 | +2 (+0.39%) | 45,070 |
