| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 20 May 1988 | GBX | 97 | 97 | 97 | 97 | 96.9283 | +1 (+1.04%) | 1,700,000 |
| 19 May 1988 | GBX | 96 | 96 | 96 | 96 | 95.929 | -1 (-1.03%) | 4,400,000 |
| 18 May 1988 | GBX | 97 | 97 | 97 | 97 | 96.9283 | -1 (-1.02%) | 8,000,000 |
| 17 May 1988 | GBX | 98 | 98 | 98 | 98 | 97.9275 | +1 (+1.03%) | 1,900,000 |
| 16 May 1988 | GBX | 97 | 97 | 97 | 97 | 96.9283 | -1 (-1.02%) | 3,500,000 |
| 13 May 1988 | GBX | 98 | 98 | 98 | 98 | 97.9275 | -1 (-1.01%) | 3,300,000 |
| 12 May 1988 | GBX | 99 | 99 | 99 | 99 | 98.9268 | +1 (+1.02%) | 4,500,000 |
| 11 May 1988 | GBX | 98 | 98 | 98 | 98 | 97.9275 | -2 (-2%) | 4,700,000 |
| 10 May 1988 | GBX | 100 | 100 | 100 | 100 | 99.926 | -1 (-0.99%) | 3,500,000 |
| 3 May 1988 | GBX | 101 | 101 | 101 | 101 | 100.9253 | -1 (-0.98%) | 3,800,000 |
| 29 Apr 1988 | GBX | 102 | 102 | 102 | 102 | 101.9246 | -0.5 (-0.49%) | 4,800,000 |
| 28 Apr 1988 | GBX | 102.5 | 102.5 | 102.5 | 102.5 | 102.4242 | -0.5 (-0.49%) | 1,100,000 |
| 27 Apr 1988 | GBX | 103 | 103 | 103 | 103 | 102.9238 | +0.5 (+0.49%) | 719,000 |
| 26 Apr 1988 | GBX | 102.5 | 102.5 | 102.5 | 102.5 | 102.4242 | +2 (+1.99%) | 3,400,000 |
| 25 Apr 1988 | GBX | 100.5 | 100.5 | 100.5 | 100.5 | 100.4257 | +0.5 (+0.50%) | 2,700,000 |
| 22 Apr 1988 | GBX | 100 | 100 | 100 | 100 | 99.926 | -1.5 (-1.48%) | 2,500,000 |
| 21 Apr 1988 | GBX | 101.5 | 101.5 | 101.5 | 101.5 | 101.4249 | +1 (+1.00%) | 3,700,000 |
| 20 Apr 1988 | GBX | 100.5 | 100.5 | 100.5 | 100.5 | 100.4257 | -1.5 (-1.47%) | 5,700,000 |
| 15 Apr 1988 | GBX | 102 | 102 | 102 | 102 | 101.9246 | -1 (-0.97%) | 3,300,000 |
| 14 Apr 1988 | GBX | 103 | 103 | 103 | 103 | 102.9238 | -1.5 (-1.44%) | 4,800,000 |
| 13 Apr 1988 | GBX | 104.5 | 104.5 | 104.5 | 104.5 | 104.4227 | -0.5 (-0.48%) | 3,900,000 |
| 12 Apr 1988 | GBX | 105 | 105 | 105 | 105 | 104.9223 | -1 (-0.94%) | 4,900,000 |
| 11 Apr 1988 | GBX | 106 | 106 | 106 | 106 | 105.9216 | +1 (+0.95%) | 2,400,000 |
| 8 Apr 1988 | GBX | 105 | 105 | 105 | 105 | 104.9223 | +1 (+0.96%) | 2,300,000 |
| 7 Apr 1988 | GBX | 104 | 104 | 104 | 104 | 103.9231 | -0.5 (-0.48%) | 1,600,000 |
| 6 Apr 1988 | GBX | 104.5 | 104.5 | 104.5 | 104.5 | 104.4227 | -0.5 (-0.48%) | 2,100,000 |
| 5 Apr 1988 | GBX | 105 | 105 | 105 | 105 | 104.9223 | -1 (-0.94%) | 2,500,000 |
| 31 Mar 1988 | GBX | 106 | 106 | 106 | 106 | 105.9216 | -0.5 (-0.47%) | 2,100,000 |
| 30 Mar 1988 | GBX | 106.5 | 106.5 | 106.5 | 106.5 | 106.4212 | -1 (-0.93%) | 3,200,000 |
| 29 Mar 1988 | GBX | 107.5 | 107.5 | 107.5 | 107.5 | 107.4205 | +0.5 (+0.47%) | 1,200,000 |
