| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 14 Jul 1981 | USD | 27.252 | 27.376 | 27 | 27.252 | 68.13 | +0.124 (+0.46%) | 1,800 |
| 13 Jul 1981 | USD | 27.128 | 27.252 | 27.128 | 27.128 | 67.82 | -0.248 (-0.91%) | 600 |
| 10 Jul 1981 | USD | 27.376 | 27.376 | 27.376 | 27.376 | 68.44 | -0.252 (-0.91%) | 400 |
| 9 Jul 1981 | USD | 27.628 | 27.628 | 27.252 | 27.628 | 69.07 | +0.628 (+2.33%) | 5,500 |
| 8 Jul 1981 | USD | 27 | 27 | 27 | 27 | 67.5 | -0.252 (-0.92%) | 700 |
| 7 Jul 1981 | USD | 27.252 | 27.752 | 27.252 | 27.252 | 68.13 | -0.748 (-2.67%) | 2,200 |
| 6 Jul 1981 | USD | 28 | 28.752 | 28 | 28 | 70 | -0.5 (-1.75%) | 1,000 |
| 3 Jul 1981 | USD | 28.5 | 28.5 | 28.5 | 28.5 | 71.25 | 0.0 (0.0%) | 0 |
| 2 Jul 1981 | USD | 28.5 | 29 | 28.5 | 28.5 | 71.25 | -0.752 (-2.57%) | 1,300 |
| 1 Jul 1981 | USD | 29.252 | 29.252 | 29 | 29.252 | 73.13 | +0.5 (+1.74%) | 1,300 |
| 30 Jun 1981 | USD | 28.752 | 29 | 28.752 | 28.752 | 71.88 | -0.376 (-1.29%) | 700 |
| 29 Jun 1981 | USD | 29.128 | 29.376 | 29.128 | 29.128 | 72.82 | -0.372 (-1.26%) | 400 |
| 26 Jun 1981 | USD | 29.5 | 29.5 | 29.5 | 29.5 | 73.75 | 0.0 (0.0%) | 0 |
| 25 Jun 1981 | USD | 29.5 | 29.5 | 29.5 | 29.5 | 73.75 | 0.0 (0.0%) | 1,100 |
| 24 Jun 1981 | USD | 29.5 | 29.5 | 29.5 | 29.5 | 73.75 | +0.124 (+0.42%) | 500 |
| 23 Jun 1981 | USD | 29.376 | 29.376 | 29.376 | 29.376 | 73.44 | -0.124 (-0.42%) | 600 |
| 22 Jun 1981 | USD | 29.5 | 29.5 | 29.5 | 29.5 | 73.75 | 0.0 (0.0%) | 1,500 |
| 19 Jun 1981 | USD | 29.5 | 29.5 | 29.5 | 29.5 | 73.75 | -0.128 (-0.43%) | 1,100 |
| 18 Jun 1981 | USD | 29.628 | 30.128 | 29.628 | 29.628 | 74.07 | 0.0 (0.0%) | 1,200 |
| 17 Jun 1981 | USD | 29.628 | 29.628 | 29.628 | 29.628 | 74.07 | -0.248 (-0.83%) | 900 |
| 16 Jun 1981 | USD | 29.876 | 29.876 | 29.628 | 29.876 | 74.69 | +0.248 (+0.84%) | 400 |
| 15 Jun 1981 | USD | 29.628 | 30 | 29.628 | 29.628 | 74.07 | -0.248 (-0.83%) | 1,700 |
| 12 Jun 1981 | USD | 29.876 | 30.128 | 29.5 | 29.876 | 74.69 | +0.376 (+1.27%) | 4,900 |
| 11 Jun 1981 | USD | 29.5 | 29.5 | 29.5 | 29.5 | 73.75 | 0.0 (0.0%) | 400 |
| 10 Jun 1981 | USD | 29.5 | 29.752 | 29.5 | 29.5 | 73.75 | +0.248 (+0.85%) | 1,200 |
| 9 Jun 1981 | USD | 29.252 | 29.5 | 29.252 | 29.252 | 73.13 | 0.0 (0.0%) | 700 |
| 8 Jun 1981 | USD | 29.252 | 29.376 | 29.252 | 29.252 | 73.13 | -0.124 (-0.42%) | 2,400 |
| 5 Jun 1981 | USD | 29.376 | 29.5 | 29.252 | 29.376 | 73.44 | +0.124 (+0.42%) | 900 |
| 4 Jun 1981 | USD | 29.252 | 29.252 | 29.252 | 29.252 | 73.13 | 0.0 (0.0%) | 1,300 |
| 3 Jun 1981 | USD | 29.252 | 29.252 | 29.252 | 29.252 | 73.13 | -0.248 (-0.84%) | 1,500 |
