| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 19 Aug 1981 | USD | 51.376 | 51.376 | 51 | 51.376 | 5.1344 | +0.376 (+0.74%) | 2,600 |
| 18 Aug 1981 | USD | 51 | 51.256 | 51 | 51 | 5.0968 | -0.256 (-0.50%) | 8,000 |
| 17 Aug 1981 | USD | 51.256 | 51.752 | 51.256 | 51.256 | 5.1224 | -0.744 (-1.43%) | 8,400 |
| 14 Aug 1981 | USD | 52 | 53 | 52 | 52 | 5.1967 | -1 (-1.89%) | 17,700 |
| 13 Aug 1981 | USD | 53 | 53.128 | 52.752 | 53 | 5.2967 | +0.248 (+0.47%) | 2,800 |
| 12 Aug 1981 | USD | 52.752 | 53.128 | 52 | 52.752 | 5.2719 | +0.752 (+1.45%) | 8,500 |
| 11 Aug 1981 | USD | 52 | 52 | 51.128 | 52 | 5.1967 | +0.744 (+1.45%) | 24,500 |
| 10 Aug 1981 | USD | 51.256 | 51.256 | 50.88 | 51.256 | 5.1224 | +0.624 (+1.23%) | 6,900 |
| 7 Aug 1981 | USD | 50.632 | 50.88 | 50.376 | 50.632 | 5.06 | +0.256 (+0.51%) | 10,100 |
| 6 Aug 1981 | USD | 50.376 | 50.376 | 50.256 | 50.376 | 5.0345 | +0.12 (+0.24%) | 4,100 |
| 5 Aug 1981 | USD | 50.256 | 50.256 | 49.632 | 50.256 | 5.0225 | +0.624 (+1.26%) | 15,000 |
| 4 Aug 1981 | USD | 49.632 | 50.128 | 49.632 | 49.632 | 4.9601 | -0.368 (-0.74%) | 15,800 |
| 3 Aug 1981 | USD | 50 | 50.256 | 50 | 50 | 4.9969 | -0.256 (-0.51%) | 6,800 |
| 31 Jul 1981 | USD | 50.256 | 50.256 | 50 | 50.256 | 5.0225 | +0.256 (+0.51%) | 2,900 |
| 30 Jul 1981 | USD | 50 | 50.128 | 49.752 | 50 | 4.9969 | 0.0 (0.0%) | 12,200 |
| 29 Jul 1981 | USD | 50 | 50 | 50 | 50 | 4.9969 | 0.0 (0.0%) | 800 |
| 28 Jul 1981 | USD | 50 | 50.256 | 50 | 50 | 4.9969 | 0.0 (0.0%) | 1,000 |
| 27 Jul 1981 | USD | 50 | 50.376 | 49.88 | 50 | 4.9969 | +0.248 (+0.50%) | 6,800 |
| 24 Jul 1981 | USD | 49.752 | 50.256 | 49.752 | 49.752 | 4.9721 | -0.504 (-1.00%) | 6,200 |
| 23 Jul 1981 | USD | 50.256 | 50.256 | 50.128 | 50.256 | 5.0225 | +0.256 (+0.51%) | 1,200 |
| 22 Jul 1981 | USD | 50 | 50.128 | 49.752 | 50 | 4.9969 | -0.128 (-0.26%) | 17,300 |
| 21 Jul 1981 | USD | 50.128 | 50.128 | 50 | 50.128 | 5.0097 | +0.248 (+0.50%) | 16,500 |
| 20 Jul 1981 | USD | 49.88 | 50.256 | 49.88 | 49.88 | 4.9849 | -0.12 (-0.24%) | 11,700 |
| 17 Jul 1981 | USD | 50 | 51.128 | 49.752 | 50 | 4.9969 | -1.128 (-2.21%) | 18,800 |
| 16 Jul 1981 | USD | 51.128 | 52 | 51.128 | 51.128 | 5.1096 | -0.624 (-1.21%) | 6,400 |
| 15 Jul 1981 | USD | 51.752 | 52.88 | 51.752 | 51.752 | 5.172 | -0.88 (-1.67%) | 17,700 |
| 14 Jul 1981 | USD | 52.632 | 53 | 52.632 | 52.632 | 5.2599 | -0.368 (-0.69%) | 12,500 |
| 13 Jul 1981 | USD | 53 | 53.256 | 53 | 53 | 5.2967 | -0.128 (-0.24%) | 10,400 |
| 10 Jul 1981 | USD | 53.128 | 53.256 | 53 | 53.128 | 5.3095 | +0.128 (+0.24%) | 8,100 |
| 9 Jul 1981 | USD | 53 | 53.256 | 53 | 53 | 5.2967 | -0.376 (-0.70%) | 4,200 |
