| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 12 Mar 1981 | USD | 48 | 48 | 46.384 | 48 | 0.375 | +1.872 (+4.06%) | 7,800 |
| 11 Mar 1981 | USD | 46.128 | 46.128 | 45.376 | 46.128 | 0.3604 | +0.752 (+1.66%) | 6,000 |
| 10 Mar 1981 | USD | 45.376 | 45.504 | 45.376 | 45.376 | 0.3545 | +0.112 (+0.25%) | 6,100 |
| 9 Mar 1981 | USD | 45.264 | 45.376 | 45.136 | 45.264 | 0.3536 | +0.256 (+0.57%) | 6,400 |
| 6 Mar 1981 | USD | 45.008 | 45.376 | 44.64 | 45.008 | 0.3516 | +0.256 (+0.57%) | 6,000 |
| 5 Mar 1981 | USD | 44.752 | 45.008 | 44.64 | 44.752 | 0.3496 | -0.128 (-0.29%) | 6,000 |
| 4 Mar 1981 | USD | 44.88 | 45.136 | 44.752 | 44.88 | 0.3506 | -0.256 (-0.57%) | 1,600 |
| 3 Mar 1981 | USD | 45.136 | 45.376 | 45.136 | 45.136 | 0.3526 | -0.24 (-0.53%) | 1,800 |
| 2 Mar 1981 | USD | 45.376 | 45.76 | 45.376 | 45.376 | 0.3545 | -0.624 (-1.36%) | 9,800 |
| 27 Feb 1981 | USD | 46 | 46.128 | 44.88 | 46 | 0.3594 | +1.36 (+3.05%) | 8,700 |
| 26 Feb 1981 | USD | 44.64 | 44.64 | 43.76 | 44.64 | 0.3488 | +1.008 (+2.31%) | 7,000 |
| 25 Feb 1981 | USD | 43.632 | 43.76 | 43.504 | 43.632 | 0.3409 | -0.128 (-0.29%) | 2,000 |
| 24 Feb 1981 | USD | 43.76 | 44 | 43.376 | 43.76 | 0.3419 | +0.624 (+1.45%) | 3,800 |
| 23 Feb 1981 | USD | 43.136 | 43.136 | 42.384 | 43.136 | 0.337 | +0.88 (+2.08%) | 10,100 |
| 20 Feb 1981 | USD | 42.256 | 43.504 | 42 | 42.256 | 0.3301 | -1.248 (-2.87%) | 14,600 |
| 19 Feb 1981 | USD | 43.504 | 44.128 | 43.504 | 43.504 | 0.3399 | -0.624 (-1.41%) | 26,700 |
| 18 Feb 1981 | USD | 44.128 | 44.752 | 44.128 | 44.128 | 0.3448 | -0.752 (-1.68%) | 10,700 |
| 17 Feb 1981 | USD | 44.88 | 46.64 | 44.88 | 44.88 | 0.3506 | -2 (-4.27%) | 7,600 |
| 16 Feb 1981 | USD | 46.88 | 46.88 | 46.88 | 46.88 | 0.3663 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 46.88 | 47.264 | 46.88 | 46.88 | 0.3663 | -0.384 (-0.81%) | 6,800 |
| 12 Feb 1981 | USD | 47.264 | 47.264 | 46.88 | 47.264 | 0.3693 | +0.512 (+1.10%) | 29,300 |
| 11 Feb 1981 | USD | 46.752 | 46.752 | 46.512 | 46.752 | 0.3653 | +0.112 (+0.24%) | 2,700 |
| 10 Feb 1981 | USD | 46.64 | 46.64 | 46.128 | 46.64 | 0.3644 | +0.512 (+1.11%) | 7,200 |
| 9 Feb 1981 | USD | 46.128 | 46.128 | 46 | 46.128 | 0.3604 | -0.384 (-0.83%) | 18,700 |
| 6 Feb 1981 | USD | 46.512 | 46.512 | 45.504 | 46.512 | 0.3634 | +1.376 (+3.05%) | 7,500 |
| 5 Feb 1981 | USD | 45.136 | 45.264 | 44.64 | 45.136 | 0.3526 | +0.752 (+1.69%) | 4,900 |
| 4 Feb 1981 | USD | 44.384 | 44.384 | 43.504 | 44.384 | 0.3468 | +1.008 (+2.32%) | 5,000 |
| 3 Feb 1981 | USD | 43.376 | 43.376 | 42.752 | 43.376 | 0.3389 | +0.368 (+0.86%) | 4,000 |
| 2 Feb 1981 | USD | 43.008 | 43.008 | 42.512 | 43.008 | 0.336 | +0.368 (+0.86%) | 6,000 |
| 30 Jan 1981 | USD | 42.64 | 42.64 | 42.512 | 42.64 | 0.3331 | +0.384 (+0.91%) | 5,600 |
