| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 29 May 1981 | USD | 59.5 | 60.752 | 59.252 | 59.5 | 2.4928 | -1.5 (-2.46%) | 3,600 |
| 28 May 1981 | USD | 61 | 61.252 | 61 | 61 | 2.5557 | 0.0 (0.0%) | 13,200 |
| 27 May 1981 | USD | 61 | 61.252 | 60.5 | 61 | 2.5557 | +0.624 (+1.03%) | 10,900 |
| 26 May 1981 | USD | 60.376 | 60.376 | 60.376 | 60.376 | 2.5295 | +0.248 (+0.41%) | 1,600 |
| 25 May 1981 | USD | 60.128 | 60.128 | 60.128 | 60.128 | 2.5191 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 60.128 | 60.876 | 60.128 | 60.128 | 2.5191 | -0.748 (-1.23%) | 5,600 |
| 21 May 1981 | USD | 60.876 | 60.876 | 60.376 | 60.876 | 2.5505 | 0.0 (0.0%) | 12,600 |
| 20 May 1981 | USD | 60.876 | 60.876 | 60.5 | 60.876 | 2.5505 | +0.124 (+0.20%) | 38,200 |
| 19 May 1981 | USD | 60.752 | 61 | 60.376 | 60.752 | 2.5453 | +0.752 (+1.25%) | 3,900 |
| 18 May 1981 | USD | 60 | 60.376 | 59.252 | 60 | 2.5138 | +0.5 (+0.84%) | 5,200 |
| 15 May 1981 | USD | 59.5 | 59.876 | 59 | 59.5 | 2.4928 | +0.5 (+0.85%) | 4,800 |
| 14 May 1981 | USD | 59 | 60 | 59 | 59 | 2.4719 | -0.628 (-1.05%) | 6,600 |
| 13 May 1981 | USD | 59.628 | 60 | 59.5 | 59.628 | 2.4982 | +0.128 (+0.22%) | 1,600 |
| 12 May 1981 | USD | 59.5 | 59.5 | 59 | 59.5 | 2.4928 | +0.372 (+0.63%) | 49,600 |
| 11 May 1981 | USD | 59.128 | 59.252 | 59.128 | 59.128 | 2.4772 | +0.128 (+0.22%) | 11,600 |
| 8 May 1981 | USD | 59 | 59 | 58.5 | 59 | 2.4719 | +0.5 (+0.85%) | 11,900 |
| 7 May 1981 | USD | 58.5 | 58.5 | 57.5 | 58.5 | 2.4509 | +0.5 (+0.86%) | 17,500 |
| 6 May 1981 | USD | 58 | 59 | 58 | 58 | 2.43 | -0.5 (-0.85%) | 37,100 |
| 5 May 1981 | USD | 58.5 | 60 | 58.5 | 58.5 | 2.4509 | -1.5 (-2.50%) | 22,000 |
| 4 May 1981 | USD | 60 | 60.5 | 60 | 60 | 2.5138 | 0.0 (0.0%) | 4,300 |
| 1 May 1981 | USD | 60 | 60.5 | 59.752 | 60 | 2.5138 | +0.124 (+0.21%) | 11,300 |
| 30 Apr 1981 | USD | 59.876 | 60.252 | 59.876 | 59.876 | 2.5086 | -0.124 (-0.21%) | 1,800 |
| 29 Apr 1981 | USD | 60 | 60.5 | 60 | 60 | 2.5138 | -0.5 (-0.83%) | 12,600 |
| 28 Apr 1981 | USD | 60.5 | 62.252 | 60.252 | 60.5 | 2.5347 | -1.252 (-2.03%) | 5,600 |
| 27 Apr 1981 | USD | 61.752 | 61.752 | 60 | 61.752 | 2.5872 | +1.5 (+2.49%) | 4,400 |
| 24 Apr 1981 | USD | 60.252 | 60.252 | 60 | 60.252 | 2.5243 | +0.252 (+0.42%) | 29,700 |
| 23 Apr 1981 | USD | 60 | 60.5 | 59.752 | 60 | 2.5138 | +0.624 (+1.05%) | 32,500 |
| 22 Apr 1981 | USD | 59.376 | 60.752 | 59.376 | 59.376 | 2.4876 | -0.376 (-0.63%) | 50,500 |
| 21 Apr 1981 | USD | 59.752 | 60.128 | 59.252 | 59.752 | 2.5034 | -0.248 (-0.41%) | 33,300 |
| 20 Apr 1981 | USD | 60 | 60 | 59.252 | 60 | 2.5138 | +0.372 (+0.62%) | 6,600 |
