| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 10 Jan 1991 | GBX | 328 | 333 | 328 | 332 | 194.8195 | -2 (-0.60%) | 627,177 |
| 9 Jan 1991 | GBX | 331 | 334 | 330 | 334 | 195.9931 | +1 (+0.30%) | 181,062 |
| 8 Jan 1991 | GBX | 333 | 337 | 333 | 333 | 195.4063 | -0.875 (-0.26%) | 549,302 |
| 7 Jan 1991 | GBX | 335 | 335 | 333 | 333.875 | 195.9198 | -3.125 (-0.93%) | 618,818 |
| 4 Jan 1991 | GBX | 334 | 337 | 330 | 337 | 197.7535 | +3 (+0.90%) | 334,283 |
| 3 Jan 1991 | GBX | 334.5 | 334.5 | 332 | 334 | 195.9931 | +1 (+0.30%) | 216,200 |
| 2 Jan 1991 | GBX | 330 | 334 | 330 | 333 | 195.4063 | +2 (+0.60%) | 281,448 |
| 31 Dec 1990 | GBX | 330 | 332 | 330 | 331 | 194.2327 | -2 (-0.60%) | 57,108 |
| 28 Dec 1990 | GBX | 332 | 336 | 332 | 333 | 195.4063 | +1 (+0.30%) | 409,379 |
| 27 Dec 1990 | GBX | 332 | 332 | 332 | 332 | 194.8195 | +4 (+1.22%) | 973,820 |
| 24 Dec 1990 | GBX | 327 | 328 | 327 | 328 | 192.4723 | -4 (-1.20%) | 7,539 |
| 21 Dec 1990 | GBX | 332 | 332 | 332 | 332 | 194.8195 | +5 (+1.53%) | 2,410,448 |
| 20 Dec 1990 | GBX | 325 | 327 | 325 | 327 | 191.8855 | -7 (-2.10%) | 438,824 |
| 19 Dec 1990 | GBX | 330 | 334 | 330 | 334 | 195.9931 | -1 (-0.30%) | 280,100 |
| 18 Dec 1990 | GBX | 332 | 335 | 332 | 335 | 196.5799 | +6 (+1.82%) | 335,826 |
| 17 Dec 1990 | GBX | 328 | 329 | 322 | 329 | 193.0591 | 0.0 (0.0%) | 47,943 |
| 14 Dec 1990 | GBX | 333 | 335 | 329 | 329 | 193.0591 | -1 (-0.30%) | 1,379,308 |
| 13 Dec 1990 | GBX | 333 | 334 | 328 | 330 | 193.6459 | -8 (-2.37%) | 255,684 |
| 12 Dec 1990 | GBX | 335 | 338 | 334 | 338 | 198.3403 | +1 (+0.30%) | 568,646 |
| 11 Dec 1990 | GBX | 342 | 349 | 336 | 337 | 197.7535 | 0.0 (0.0%) | 10,672,837 |
| 10 Dec 1990 | GBX | 335 | 339 | 333 | 337 | 197.7535 | +4 (+1.20%) | 1,677,189 |
| 7 Dec 1990 | GBX | 330 | 336 | 329 | 333 | 195.4063 | +4 (+1.22%) | 570,362 |
| 6 Dec 1990 | GBX | 328 | 329 | 328 | 329 | 193.0591 | +2 (+0.61%) | 528,791 |
| 5 Dec 1990 | GBX | 323 | 327 | 322 | 327 | 191.8855 | +1.5 (+0.46%) | 814,832 |
| 4 Dec 1990 | GBX | 325 | 325.5 | 321 | 325.5 | 191.0053 | -1.5 (-0.46%) | 219,907 |
| 3 Dec 1990 | GBX | 326 | 327 | 326 | 327 | 191.8855 | +3 (+0.93%) | 1,393,351 |
| 30 Nov 1990 | GBX | 321 | 327 | 321 | 324 | 190.1251 | +2 (+0.62%) | 468,409 |
| 29 Nov 1990 | GBX | 320 | 328 | 320 | 322 | 188.9514 | +1 (+0.31%) | 455,981 |
| 28 Nov 1990 | GBX | 323 | 323 | 321 | 321 | 188.3646 | -4 (-1.23%) | 666,265 |
| 27 Nov 1990 | GBX | 318 | 325 | 318 | 325 | 190.7119 | +5.5 (+1.72%) | 1,423,389 |
