| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 2 Sep 1981 | USD | 18.752 | 19 | 18.752 | 18.752 | 2.344 | 0.0 (0.0%) | 500 |
| 1 Sep 1981 | USD | 18.752 | 19 | 18.752 | 18.752 | 2.344 | -0.124 (-0.66%) | 300 |
| 31 Aug 1981 | USD | 18.876 | 19.376 | 18.876 | 18.876 | 2.3595 | -0.376 (-1.95%) | 1,000 |
| 28 Aug 1981 | USD | 19.252 | 19.5 | 19.252 | 19.252 | 2.4065 | -0.124 (-0.64%) | 600 |
| 27 Aug 1981 | USD | 19.376 | 19.376 | 19.128 | 19.376 | 2.422 | +0.124 (+0.64%) | 1,700 |
| 26 Aug 1981 | USD | 19.252 | 19.752 | 19.252 | 19.252 | 2.4065 | -0.5 (-2.53%) | 1,000 |
| 25 Aug 1981 | USD | 19.752 | 20 | 19.5 | 19.752 | 2.469 | 0.0 (0.0%) | 1,000 |
| 24 Aug 1981 | USD | 19.752 | 20.128 | 19.5 | 19.752 | 2.469 | -0.5 (-2.47%) | 2,800 |
| 21 Aug 1981 | USD | 20.252 | 20.252 | 20.252 | 20.252 | 2.5315 | -0.124 (-0.61%) | 1,300 |
| 20 Aug 1981 | USD | 20.376 | 20.376 | 20.376 | 20.376 | 2.547 | 0.0 (0.0%) | 0 |
| 19 Aug 1981 | USD | 20.376 | 20.376 | 20.376 | 20.376 | 2.547 | -0.252 (-1.22%) | 1,000 |
| 18 Aug 1981 | USD | 20.628 | 20.628 | 20.252 | 20.628 | 2.5785 | +0.128 (+0.62%) | 2,100 |
| 17 Aug 1981 | USD | 20.5 | 21.5 | 20.5 | 20.5 | 2.5625 | -0.5 (-2.38%) | 2,100 |
| 14 Aug 1981 | USD | 21 | 21 | 21 | 21 | 2.625 | 0.0 (0.0%) | 0 |
| 13 Aug 1981 | USD | 21 | 21.252 | 20.752 | 21 | 2.625 | 0.0 (0.0%) | 1,700 |
| 12 Aug 1981 | USD | 21 | 21 | 20.752 | 21 | 2.625 | +0.248 (+1.20%) | 2,200 |
| 11 Aug 1981 | USD | 20.752 | 21 | 20.752 | 20.752 | 2.594 | 0.0 (0.0%) | 2,700 |
| 10 Aug 1981 | USD | 20.752 | 21.252 | 20.752 | 20.752 | 2.594 | -0.5 (-2.35%) | 2,500 |
| 7 Aug 1981 | USD | 21.252 | 21.252 | 20.752 | 21.252 | 2.6565 | 0.0 (0.0%) | 3,500 |
| 6 Aug 1981 | USD | 21.252 | 21.252 | 21 | 21.252 | 2.6565 | +0.252 (+1.20%) | 4,600 |
| 5 Aug 1981 | USD | 21 | 21 | 20.376 | 21 | 2.625 | +0.624 (+3.06%) | 4,100 |
| 4 Aug 1981 | USD | 20.376 | 20.376 | 19.752 | 20.376 | 2.547 | +0.376 (+1.88%) | 4,700 |
| 3 Aug 1981 | USD | 20 | 20.628 | 20 | 20 | 2.5 | -0.628 (-3.04%) | 7,500 |
| 31 Jul 1981 | USD | 20.628 | 20.628 | 20.252 | 20.628 | 2.5785 | +0.628 (+3.14%) | 2,900 |
| 30 Jul 1981 | USD | 20 | 20.376 | 20 | 20 | 2.5 | -0.252 (-1.24%) | 1,400 |
| 29 Jul 1981 | USD | 20.252 | 20.252 | 19.876 | 20.252 | 2.5315 | +0.624 (+3.18%) | 2,800 |
| 28 Jul 1981 | USD | 19.628 | 19.876 | 19.5 | 19.628 | 2.4535 | +0.128 (+0.66%) | 6,000 |
| 27 Jul 1981 | USD | 19.5 | 19.5 | 19.128 | 19.5 | 2.4375 | +0.624 (+3.31%) | 1,800 |
| 24 Jul 1981 | USD | 18.876 | 18.876 | 18.252 | 18.876 | 2.3595 | +0.876 (+4.87%) | 2,400 |
| 23 Jul 1981 | USD | 18 | 18 | 17.876 | 18 | 2.25 | 0.0 (0.0%) | 1,400 |
