| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 27 May 1981 | USD | 59.376 | 59.376 | 59.376 | 59.376 | 5.9339 | +0.12 (+0.20%) | 3,600 |
| 26 May 1981 | USD | 59.256 | 59.504 | 59.256 | 59.256 | 5.9219 | -0.376 (-0.63%) | 6,600 |
| 25 May 1981 | USD | 59.632 | 59.632 | 59.632 | 59.632 | 5.9595 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 59.632 | 59.632 | 59.256 | 59.632 | 5.9595 | +0.256 (+0.43%) | 20,400 |
| 21 May 1981 | USD | 59.376 | 59.504 | 58.752 | 59.376 | 5.9339 | +0.496 (+0.84%) | 17,800 |
| 20 May 1981 | USD | 58.88 | 58.88 | 57.88 | 58.88 | 5.8843 | +0.88 (+1.52%) | 4,600 |
| 19 May 1981 | USD | 58 | 58.256 | 57.504 | 58 | 5.7964 | +0.744 (+1.30%) | 28,900 |
| 18 May 1981 | USD | 57.256 | 57.256 | 56.752 | 57.256 | 5.722 | +0.504 (+0.89%) | 3,100 |
| 15 May 1981 | USD | 56.752 | 56.752 | 56.504 | 56.752 | 5.6717 | +0.12 (+0.21%) | 19,700 |
| 14 May 1981 | USD | 56.632 | 56.88 | 56.376 | 56.632 | 5.6597 | 0.0 (0.0%) | 3,900 |
| 13 May 1981 | USD | 56.632 | 56.632 | 56.256 | 56.632 | 5.6597 | +0.256 (+0.45%) | 8,100 |
| 12 May 1981 | USD | 56.376 | 56.504 | 56.128 | 56.376 | 5.6341 | -0.256 (-0.45%) | 9,200 |
| 11 May 1981 | USD | 56.632 | 56.88 | 56.632 | 56.632 | 5.6597 | -0.248 (-0.44%) | 1,400 |
| 8 May 1981 | USD | 56.88 | 57.256 | 56.504 | 56.88 | 5.6844 | 0.0 (0.0%) | 23,400 |
| 7 May 1981 | USD | 56.88 | 56.88 | 56.632 | 56.88 | 5.6844 | +0.128 (+0.23%) | 7,100 |
| 6 May 1981 | USD | 56.752 | 56.88 | 56.376 | 56.752 | 5.6717 | +0.248 (+0.44%) | 44,600 |
| 5 May 1981 | USD | 56.504 | 56.88 | 56.504 | 56.504 | 5.6469 | -0.752 (-1.31%) | 74,300 |
| 4 May 1981 | USD | 57.256 | 57.88 | 57.256 | 57.256 | 5.722 | -0.872 (-1.50%) | 10,700 |
| 1 May 1981 | USD | 58.128 | 58.504 | 58 | 58.128 | 5.8092 | -0.128 (-0.22%) | 14,100 |
| 30 Apr 1981 | USD | 58.256 | 58.256 | 57.504 | 58.256 | 5.822 | +0.624 (+1.08%) | 11,300 |
| 29 Apr 1981 | USD | 57.632 | 57.632 | 57.128 | 57.632 | 5.7596 | +0.632 (+1.11%) | 6,500 |
| 28 Apr 1981 | USD | 57 | 57 | 56.256 | 57 | 5.6964 | +1.12 (+2.00%) | 4,200 |
| 27 Apr 1981 | USD | 55.88 | 55.88 | 54.752 | 55.88 | 5.5845 | +1.376 (+2.52%) | 13,500 |
| 24 Apr 1981 | USD | 54.504 | 54.752 | 54.376 | 54.504 | 5.447 | +0.128 (+0.24%) | 4,800 |
| 23 Apr 1981 | USD | 54.376 | 54.752 | 54.376 | 54.376 | 5.4342 | -0.256 (-0.47%) | 4,000 |
| 22 Apr 1981 | USD | 54.632 | 54.632 | 53.752 | 54.632 | 5.4598 | +0.632 (+1.17%) | 5,400 |
| 21 Apr 1981 | USD | 54 | 54.376 | 52.504 | 54 | 5.3966 | +2 (+3.85%) | 104,800 |
| 20 Apr 1981 | USD | 52 | 52.256 | 51.256 | 52 | 5.1967 | +0.368 (+0.71%) | 27,200 |
| 17 Apr 1981 | USD | 51.632 | 51.632 | 51.632 | 51.632 | 5.16 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 51.632 | 52.504 | 51.632 | 51.632 | 5.16 | -0.624 (-1.19%) | 3,900 |
