| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 8 Feb 1991 | GBX | 196 | 205 | 196 | 205 | 204.8621 | +9 (+4.59%) | 169,250 |
| 7 Feb 1991 | GBX | 202 | 202 | 194 | 196 | 195.8681 | -4 (-2%) | 110,720 |
| 6 Feb 1991 | GBX | 201 | 201 | 200 | 200 | 199.8655 | +1.5 (+0.76%) | 204,800 |
| 5 Feb 1991 | GBX | 200 | 200 | 196 | 198.5 | 198.3665 | -0.5 (-0.25%) | 94,746 |
| 4 Feb 1991 | GBX | 199 | 199 | 199 | 199 | 198.8661 | +5 (+2.58%) | 2,000 |
| 1 Feb 1991 | GBX | 192 | 197 | 192 | 194 | 193.8695 | +1 (+0.52%) | 562,987 |
| 31 Jan 1991 | GBX | 197 | 197 | 191 | 193 | 192.8702 | -4 (-2.03%) | 140,406 |
| 30 Jan 1991 | GBX | 197 | 197 | 197 | 197 | 196.8675 | 0.0 (0.0%) | 200,000 |
| 29 Jan 1991 | GBX | 195.5 | 197 | 195.5 | 197 | 196.8675 | -0.5 (-0.25%) | 50,000 |
| 28 Jan 1991 | GBX | 197.5 | 197.5 | 197.5 | 197.5 | 197.3671 | +0.5 (+0.25%) | 40,800 |
| 25 Jan 1991 | GBX | 195 | 197 | 195 | 197 | 196.8675 | 0.0 (0.0%) | 250,000 |
| 24 Jan 1991 | GBX | 196 | 197 | 196 | 197 | 196.8675 | -3 (-1.50%) | 250,000 |
| 23 Jan 1991 | GBX | 198.875 | 200 | 198.875 | 200 | 199.8655 | -3 (-1.48%) | 1,542,000 |
| 21 Jan 1991 | GBX | 203 | 203 | 203 | 203 | 202.8634 | +2.25 (+1.12%) | 50,000 |
| 18 Jan 1991 | GBX | 200 | 200.75 | 198 | 200.75 | 200.6149 | +3.75 (+1.90%) | 122,696 |
| 17 Jan 1991 | GBX | 202 | 202 | 197 | 197 | 196.8675 | +2 (+1.03%) | 70,000 |
| 16 Jan 1991 | GBX | 195 | 200 | 195 | 195 | 194.8688 | -3 (-1.52%) | 34,849 |
| 15 Jan 1991 | GBX | 200 | 200 | 198 | 198 | 197.8668 | -9 (-4.35%) | 61,784 |
| 14 Jan 1991 | GBX | 207 | 207 | 198 | 207 | 206.8607 | +2 (+0.98%) | 74,000 |
| 11 Jan 1991 | GBX | 205 | 205 | 205 | 205 | 204.8621 | 0.0 (0.0%) | 0 |
| 10 Jan 1991 | GBX | 209 | 209 | 205 | 205 | 204.8621 | -4 (-1.91%) | 0 |
| 9 Jan 1991 | GBX | 204 | 209 | 204 | 209 | 208.8594 | +4 (+1.95%) | 0 |
| 8 Jan 1991 | GBX | 205 | 205 | 204 | 205 | 204.8621 | 0.0 (0.0%) | 0 |
| 7 Jan 1991 | GBX | 206 | 206 | 204 | 205 | 204.8621 | -1 (-0.49%) | 0 |
| 4 Jan 1991 | GBX | 204 | 206 | 204 | 206 | 205.8614 | +2 (+0.98%) | 0 |
| 3 Jan 1991 | GBX | 204 | 204 | 204 | 204 | 203.8628 | 0.0 (0.0%) | 0 |
| 2 Jan 1991 | GBX | 206 | 206 | 204 | 204 | 203.8628 | -2 (-0.97%) | 0 |
| 31 Dec 1990 | GBX | 206 | 206 | 206 | 206 | 205.8614 | 0.0 (0.0%) | 0 |
| 28 Dec 1990 | GBX | 206 | 206 | 206 | 206 | 205.8614 | 0.0 (0.0%) | 0 |
| 27 Dec 1990 | GBX | 208 | 208 | 206 | 206 | 205.8614 | -1 (-0.48%) | 0 |
