| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 22 Jun 1988 | GBX | 330 | 330 | 330 | 330 | 329.3463 | +3 (+0.92%) | 784,000 |
| 21 Jun 1988 | GBX | 327 | 327 | 327 | 327 | 326.3523 | +4 (+1.24%) | 209,000 |
| 20 Jun 1988 | GBX | 323 | 323 | 323 | 323 | 322.3602 | -2 (-0.62%) | 48,000 |
| 17 Jun 1988 | GBX | 325 | 325 | 325 | 325 | 324.3563 | -3 (-0.91%) | 157,000 |
| 16 Jun 1988 | GBX | 328 | 328 | 328 | 328 | 327.3503 | -2 (-0.61%) | 1,000,000 |
| 15 Jun 1988 | GBX | 330 | 330 | 330 | 330 | 329.3463 | +7 (+2.17%) | 410,000 |
| 14 Jun 1988 | GBX | 323 | 323 | 323 | 323 | 322.3602 | +1 (+0.31%) | 1,100,000 |
| 13 Jun 1988 | GBX | 322 | 322 | 322 | 322 | 321.3622 | -3 (-0.92%) | 360,000 |
| 9 Jun 1988 | GBX | 325 | 325 | 325 | 325 | 324.3563 | +1 (+0.31%) | 632,000 |
| 8 Jun 1988 | GBX | 324 | 324 | 324 | 324 | 323.3582 | -1 (-0.31%) | 582,000 |
| 2 Jun 1988 | GBX | 325 | 325 | 325 | 325 | 324.3563 | -3 (-0.91%) | 896,000 |
| 31 May 1988 | GBX | 328 | 328 | 328 | 328 | 327.3503 | -4 (-1.20%) | 269,000 |
| 26 May 1988 | GBX | 332 | 332 | 332 | 332 | 331.3424 | +4 (+1.22%) | 1,300,000 |
| 25 May 1988 | GBX | 328 | 328 | 328 | 328 | 327.3503 | -1 (-0.30%) | 2,300,000 |
| 24 May 1988 | GBX | 329 | 329 | 329 | 329 | 328.3483 | +2 (+0.61%) | 46,000 |
| 20 May 1988 | GBX | 327 | 327 | 327 | 327 | 326.3523 | +11 (+3.48%) | 506,000 |
| 19 May 1988 | GBX | 316 | 316 | 316 | 316 | 315.3741 | +3 (+0.96%) | 401,000 |
| 18 May 1988 | GBX | 313 | 313 | 313 | 313 | 312.38 | -2 (-0.63%) | 849,000 |
| 17 May 1988 | GBX | 315 | 315 | 315 | 315 | 314.3761 | +2 (+0.64%) | 987,000 |
| 13 May 1988 | GBX | 313 | 313 | 313 | 313 | 312.38 | +8 (+2.62%) | 275,000 |
| 12 May 1988 | GBX | 305 | 305 | 305 | 305 | 304.3959 | +1 (+0.33%) | 77,000 |
| 11 May 1988 | GBX | 304 | 304 | 304 | 304 | 303.3978 | -10 (-3.18%) | 269,000 |
| 10 May 1988 | GBX | 314 | 314 | 314 | 314 | 313.378 | -1 (-0.32%) | 28,000 |
| 9 May 1988 | GBX | 315 | 315 | 315 | 315 | 314.3761 | -1 (-0.32%) | 98,000 |
| 6 May 1988 | GBX | 316 | 316 | 316 | 316 | 315.3741 | +3 (+0.96%) | 2,500,000 |
| 4 May 1988 | GBX | 313 | 313 | 313 | 313 | 312.38 | +5 (+1.62%) | 578,000 |
| 3 May 1988 | GBX | 308 | 308 | 308 | 308 | 307.3899 | -5 (-1.60%) | 241,000 |
| 29 Apr 1988 | GBX | 313 | 313 | 313 | 313 | 312.38 | -5 (-1.57%) | 81,000 |
| 28 Apr 1988 | GBX | 318 | 318 | 318 | 318 | 317.3701 | -2 (-0.63%) | 19,000 |
| 27 Apr 1988 | GBX | 320 | 320 | 320 | 320 | 319.3662 | -3 (-0.93%) | 778,000 |
