| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 4 Nov 1991 | GBX | 89 | 89 | 89 | 89 | 890 | -1 (-1.11%) | 38,000 |
| 31 Oct 1991 | GBX | 89.5 | 90 | 89.5 | 90 | 900 | +0.5 (+0.56%) | 307,400 |
| 30 Oct 1991 | GBX | 89.5 | 89.5 | 89.5 | 89.5 | 895 | +1.5 (+1.70%) | 800,000 |
| 29 Oct 1991 | GBX | 88 | 88 | 88 | 88 | 880 | 0.0 (0.0%) | 5,470 |
| 28 Oct 1991 | GBX | 88 | 88 | 88 | 88 | 880 | -2 (-2.22%) | 8,000 |
| 22 Oct 1991 | GBX | 90 | 90 | 90 | 90 | 900 | -2 (-2.17%) | 50,000 |
| 18 Oct 1991 | GBX | 92 | 92 | 92 | 92 | 920 | -3 (-3.16%) | 116,000 |
| 17 Oct 1991 | GBX | 95 | 95 | 95 | 95 | 950 | +2 (+2.15%) | 15,000 |
| 14 Oct 1991 | GBX | 93 | 93 | 93 | 93 | 930 | -4 (-4.12%) | 203,580 |
| 11 Oct 1991 | GBX | 97 | 97 | 93 | 97 | 970 | +4 (+4.30%) | 217,860 |
| 10 Oct 1991 | GBX | 93 | 93 | 93 | 93 | 930 | -4.5 (-4.62%) | 75,000 |
| 8 Oct 1991 | GBX | 97.5 | 97.5 | 97.5 | 97.5 | 975 | +0.5 (+0.52%) | 12,500 |
| 7 Oct 1991 | GBX | 97 | 97 | 97 | 97 | 970 | -1 (-1.02%) | 5,856 |
| 3 Oct 1991 | GBX | 95 | 98 | 95 | 98 | 980 | +2 (+2.08%) | 46,600 |
| 2 Oct 1991 | GBX | 96 | 96 | 96 | 96 | 960 | 0.0 (0.0%) | 7,000 |
| 1 Oct 1991 | GBX | 96 | 96 | 96 | 96 | 960 | +1 (+1.05%) | 50,000 |
| 30 Sep 1991 | GBX | 95 | 95 | 95 | 95 | 950 | 0.0 (0.0%) | 3,150 |
| 27 Sep 1991 | GBX | 92 | 95 | 92 | 95 | 950 | +1 (+1.06%) | 45,145 |
| 26 Sep 1991 | GBX | 94 | 94 | 94 | 94 | 940 | +3 (+3.30%) | 750,000 |
| 24 Sep 1991 | GBX | 91 | 91 | 91 | 91 | 910 | -4 (-4.21%) | 110,000 |
| 23 Sep 1991 | GBX | 95 | 95 | 95 | 95 | 950 | +1.5 (+1.60%) | 8,200 |
| 20 Sep 1991 | GBX | 93.5 | 93.5 | 93.5 | 93.5 | 935 | +1 (+1.08%) | 135,000 |
| 18 Sep 1991 | GBX | 92 | 92.5 | 92 | 92.5 | 925 | -1.5 (-1.60%) | 13,000 |
| 16 Sep 1991 | GBX | 94 | 94 | 94 | 94 | 940 | +1.5 (+1.62%) | 50,200 |
| 9 Sep 1991 | GBX | 94 | 94 | 92.5 | 92.5 | 925 | -1 (-1.07%) | 82,590 |
| 5 Sep 1991 | GBX | 93.5 | 93.5 | 93.5 | 93.5 | 935 | -2.5 (-2.60%) | 3,157 |
| 4 Sep 1991 | GBX | 96 | 96 | 96 | 96 | 960 | +1 (+1.05%) | 5,100 |
| 28 Aug 1991 | GBX | 96 | 96 | 94 | 95 | 950 | 0.0 (0.0%) | 571,443 |
| 23 Aug 1991 | GBX | 93 | 98 | 93 | 95 | 950 | +2.5 (+2.70%) | 86,110 |
| 22 Aug 1991 | GBX | 94 | 96 | 92.5 | 92.5 | 925 | +2.5 (+2.78%) | 684,000 |
