| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 3 Jun 1981 | USD | 42.752 | 43 | 42.5 | 42.752 | 5.344 | -0.124 (-0.29%) | 24,500 |
| 2 Jun 1981 | USD | 42.876 | 43.876 | 42.876 | 42.876 | 5.3595 | -1.252 (-2.84%) | 4,900 |
| 1 Jun 1981 | USD | 44.128 | 44.5 | 44.128 | 44.128 | 5.516 | -0.124 (-0.28%) | 11,700 |
| 29 May 1981 | USD | 44.252 | 44.5 | 44 | 44.252 | 5.5315 | +0.252 (+0.57%) | 5,400 |
| 28 May 1981 | USD | 44 | 44.628 | 44 | 44 | 5.5 | -0.5 (-1.12%) | 8,200 |
| 27 May 1981 | USD | 44.5 | 44.628 | 43.752 | 44.5 | 5.5625 | +0.748 (+1.71%) | 11,600 |
| 26 May 1981 | USD | 43.752 | 43.752 | 43.376 | 43.752 | 5.469 | +0.252 (+0.58%) | 2,500 |
| 25 May 1981 | USD | 43.5 | 43.5 | 43.5 | 43.5 | 5.4375 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 43.5 | 43.752 | 43.376 | 43.5 | 5.4375 | +0.124 (+0.29%) | 23,400 |
| 21 May 1981 | USD | 43.376 | 43.376 | 43.128 | 43.376 | 5.422 | 0.0 (0.0%) | 5,700 |
| 20 May 1981 | USD | 43.376 | 43.376 | 43.376 | 43.376 | 5.422 | +0.248 (+0.58%) | 17,800 |
| 19 May 1981 | USD | 43.128 | 43.376 | 42.5 | 43.128 | 5.391 | +0.376 (+0.88%) | 16,000 |
| 18 May 1981 | USD | 42.752 | 42.752 | 42.128 | 42.752 | 5.344 | +0.624 (+1.48%) | 7,700 |
| 15 May 1981 | USD | 42.128 | 42.5 | 41.628 | 42.128 | 5.266 | +0.628 (+1.51%) | 67,700 |
| 14 May 1981 | USD | 41.5 | 42.252 | 40.5 | 41.5 | 5.1875 | +1.5 (+3.75%) | 49,100 |
| 13 May 1981 | USD | 40 | 40.628 | 40 | 40 | 5 | 0.0 (0.0%) | 5,200 |
| 12 May 1981 | USD | 40 | 40 | 39.252 | 40 | 5 | +0.248 (+0.62%) | 5,500 |
| 11 May 1981 | USD | 39.752 | 40.5 | 39.628 | 39.752 | 4.969 | -1 (-2.45%) | 1,800 |
| 8 May 1981 | USD | 40.752 | 41.128 | 40.752 | 40.752 | 5.094 | -0.248 (-0.60%) | 2,400 |
| 7 May 1981 | USD | 41 | 41 | 40.628 | 41 | 5.125 | +0.124 (+0.30%) | 8,000 |
| 6 May 1981 | USD | 40.876 | 40.876 | 40.252 | 40.876 | 5.1095 | +0.876 (+2.19%) | 6,900 |
| 5 May 1981 | USD | 40 | 41 | 40 | 40 | 5 | -0.628 (-1.55%) | 12,500 |
| 4 May 1981 | USD | 40.628 | 41.252 | 40 | 40.628 | 5.0785 | -0.872 (-2.10%) | 8,000 |
| 1 May 1981 | USD | 41.5 | 41.752 | 41.128 | 41.5 | 5.1875 | +0.248 (+0.60%) | 8,100 |
| 30 Apr 1981 | USD | 41.252 | 41.628 | 41 | 41.252 | 5.1565 | 0.0 (0.0%) | 2,500 |
| 29 Apr 1981 | USD | 41.252 | 41.752 | 41.252 | 41.252 | 5.1565 | -0.748 (-1.78%) | 1,600 |
| 28 Apr 1981 | USD | 42 | 42.5 | 41.876 | 42 | 5.25 | -0.252 (-0.60%) | 4,700 |
| 27 Apr 1981 | USD | 42.252 | 42.376 | 42 | 42.252 | 5.2815 | +0.376 (+0.90%) | 2,300 |
| 24 Apr 1981 | USD | 41.876 | 42.128 | 41.752 | 41.876 | 5.2345 | -0.5 (-1.18%) | 2,100 |
| 23 Apr 1981 | USD | 42.376 | 42.876 | 42 | 42.376 | 5.297 | -0.124 (-0.29%) | 49,600 |
