| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 5 Apr 1991 | GBX | 95 | 95 | 95 | 95 | 950 | -1.25 (-1.30%) | 104,050 |
| 3 Apr 1991 | GBX | 97 | 98 | 96.25 | 96.25 | 962.5 | +0.25 (+0.26%) | 35,600 |
| 2 Apr 1991 | GBX | 96 | 96.5 | 96 | 96 | 960 | 0.0 (0.0%) | 27,100 |
| 28 Mar 1991 | GBX | 97 | 98 | 96 | 96 | 960 | -1 (-1.03%) | 33,067 |
| 27 Mar 1991 | GBX | 98 | 98 | 97 | 97 | 970 | -3 (-3%) | 125,460 |
| 26 Mar 1991 | GBX | 99.375 | 100 | 98 | 100 | 1,000 | +1 (+1.01%) | 49,799 |
| 25 Mar 1991 | GBX | 100 | 101 | 99 | 99 | 990 | -1 (-1%) | 68,700 |
| 21 Mar 1991 | GBX | 100 | 100 | 100 | 100 | 1,000 | 0.0 (0.0%) | 40,262 |
| 20 Mar 1991 | GBX | 100 | 100 | 100 | 100 | 1,000 | -1.25 (-1.23%) | 16,609 |
| 19 Mar 1991 | GBX | 101.75 | 101.75 | 101.25 | 101.25 | 1,012.5 | +0.25 (+0.25%) | 16,000 |
| 18 Mar 1991 | GBX | 101 | 101 | 101 | 101 | 1,010 | -1 (-0.98%) | 47,530 |
| 15 Mar 1991 | GBX | 102 | 102 | 102 | 102 | 1,020 | 0.0 (0.0%) | 51,333 |
| 14 Mar 1991 | GBX | 102 | 103 | 102 | 102 | 1,020 | -1 (-0.97%) | 124,000 |
| 13 Mar 1991 | GBX | 103 | 104 | 102 | 103 | 1,030 | +0.5 (+0.49%) | 2,832,589 |
| 12 Mar 1991 | GBX | 102.5 | 102.5 | 102.5 | 102.5 | 1,025 | -1 (-0.97%) | 7,238 |
| 11 Mar 1991 | GBX | 103 | 103.5 | 102 | 103.5 | 1,035 | +0.5 (+0.49%) | 1,507,886 |
| 8 Mar 1991 | GBX | 103 | 104 | 102 | 103 | 1,030 | +1 (+0.98%) | 537,150 |
| 7 Mar 1991 | GBX | 103 | 103 | 102 | 102 | 1,020 | +1 (+0.99%) | 49,264 |
| 6 Mar 1991 | GBX | 98 | 103 | 97.5 | 101 | 1,010 | +4 (+4.12%) | 1,314,434 |
| 5 Mar 1991 | GBX | 93.5 | 97 | 93.5 | 97 | 970 | +6 (+6.59%) | 327,014 |
| 4 Mar 1991 | GBX | 89 | 92 | 89 | 91 | 910 | +1 (+1.11%) | 136,655 |
| 1 Mar 1991 | GBX | 90 | 91 | 90 | 90 | 900 | +2 (+2.27%) | 92,575 |
| 28 Feb 1991 | GBX | 88 | 88 | 88 | 88 | 880 | 0.0 (0.0%) | 14,300 |
| 27 Feb 1991 | GBX | 85 | 88 | 85 | 88 | 880 | +1 (+1.15%) | 130,000 |
| 26 Feb 1991 | GBX | 87 | 87 | 85 | 87 | 870 | 0.0 (0.0%) | 68,890 |
| 25 Feb 1991 | GBX | 86 | 87 | 86 | 87 | 870 | +4 (+4.82%) | 603,000 |
| 22 Feb 1991 | GBX | 83 | 83 | 83 | 83 | 830 | -2 (-2.35%) | 10,000 |
| 20 Feb 1991 | GBX | 83 | 85 | 83 | 85 | 850 | 0.0 (0.0%) | 104,130 |
| 19 Feb 1991 | GBX | 83 | 85 | 83 | 85 | 850 | +2 (+2.41%) | 1,501,000 |
| 18 Feb 1991 | GBX | 84 | 85 | 83 | 83 | 830 | 0.0 (0.0%) | 75,000 |
