| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 19 Jun 1981 | USD | 29.497 | 30.004 | 29.497 | 29.497 | 36.1483 | +0.247 (+0.84%) | 2,200 |
| 18 Jun 1981 | USD | 29.25 | 29.753 | 29.25 | 29.25 | 35.8456 | +0.252 (+0.87%) | 600 |
| 17 Jun 1981 | USD | 28.998 | 28.998 | 28.998 | 28.998 | 35.5368 | 0.0 (0.0%) | 0 |
| 16 Jun 1981 | USD | 28.998 | 29.497 | 28.998 | 28.998 | 35.5368 | +0.75 (+2.66%) | 5,900 |
| 15 Jun 1981 | USD | 28.248 | 28.755 | 28.248 | 28.248 | 34.6176 | 0.0 (0.0%) | 2,000 |
| 12 Jun 1981 | USD | 28.248 | 28.755 | 28.248 | 28.248 | 34.6176 | 0.0 (0.0%) | 3,001 |
| 11 Jun 1981 | USD | 28.248 | 28.755 | 28.248 | 28.248 | 34.6176 | 0.0 (0.0%) | 201 |
| 10 Jun 1981 | USD | 28.248 | 28.755 | 28.248 | 28.248 | 34.6176 | 0.0 (0.0%) | 1,201 |
| 9 Jun 1981 | USD | 28.248 | 28.755 | 28.248 | 28.248 | 34.6176 | 0.0 (0.0%) | 700 |
| 8 Jun 1981 | USD | 28.248 | 28.998 | 28.248 | 28.248 | 34.6176 | 0.0 (0.0%) | 1,101 |
| 5 Jun 1981 | USD | 28.248 | 28.755 | 28.248 | 28.248 | 34.6176 | -0.251 (-0.88%) | 3,001 |
| 4 Jun 1981 | USD | 28.499 | 28.998 | 28.499 | 28.499 | 34.9252 | -0.499 (-1.72%) | 1,101 |
| 3 Jun 1981 | USD | 28.998 | 28.998 | 28.998 | 28.998 | 35.5368 | 0.0 (0.0%) | 0 |
| 2 Jun 1981 | USD | 28.998 | 29.497 | 28.998 | 28.998 | 35.5368 | 0.0 (0.0%) | 1,600 |
| 1 Jun 1981 | USD | 28.998 | 29.497 | 28.998 | 28.998 | 35.5368 | -0.252 (-0.86%) | 700 |
| 29 May 1981 | USD | 29.25 | 29.497 | 29.25 | 29.25 | 35.8456 | 0.0 (0.0%) | 1,101 |
| 28 May 1981 | USD | 29.25 | 29.497 | 29.25 | 29.25 | 35.8456 | 0.0 (0.0%) | 100 |
| 27 May 1981 | USD | 29.25 | 29.753 | 29.25 | 29.25 | 35.8456 | 0.0 (0.0%) | 1,400 |
| 26 May 1981 | USD | 29.25 | 30.004 | 29.25 | 29.25 | 35.8456 | 0.0 (0.0%) | 1,300 |
| 25 May 1981 | USD | 29.25 | 29.25 | 29.25 | 29.25 | 35.8456 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 29.25 | 29.753 | 29.25 | 29.25 | 35.8456 | +0.751 (+2.64%) | 2,401 |
| 21 May 1981 | USD | 28.499 | 28.998 | 28.499 | 28.499 | 34.9252 | +0.251 (+0.89%) | 2,301 |
| 20 May 1981 | USD | 28.248 | 28.998 | 28.248 | 28.248 | 34.6176 | +0.252 (+0.90%) | 201 |
| 19 May 1981 | USD | 27.996 | 28.755 | 27.996 | 27.996 | 34.3088 | 0.0 (0.0%) | 501 |
| 18 May 1981 | USD | 27.996 | 28.499 | 27.996 | 27.996 | 34.3088 | +0.247 (+0.89%) | 1,801 |
| 15 May 1981 | USD | 27.749 | 28.248 | 27.749 | 27.749 | 34.0061 | 0.0 (0.0%) | 801 |
| 14 May 1981 | USD | 27.749 | 28.248 | 27.749 | 27.749 | 34.0061 | 0.0 (0.0%) | 1,701 |
| 13 May 1981 | USD | 27.749 | 28.499 | 27.749 | 27.749 | 34.0061 | 0.0 (0.0%) | 501 |
| 12 May 1981 | USD | 27.749 | 28.248 | 27.749 | 27.749 | 34.0061 | 0.0 (0.0%) | 501 |
| 11 May 1981 | USD | 27.749 | 28.248 | 27.749 | 27.749 | 34.0061 | +0.251 (+0.91%) | 501 |
