| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 22 Apr 1981 | USD | 16.875 | 17.25 | 16.75 | 16.875 | 0.8124 | -0.125 (-0.74%) | 14,700 |
| 21 Apr 1981 | USD | 17 | 17.5 | 17 | 17 | 0.8184 | -0.5 (-2.86%) | 14,100 |
| 20 Apr 1981 | USD | 17.5 | 17.625 | 17 | 17.5 | 0.8424 | +0.125 (+0.72%) | 34,600 |
| 17 Apr 1981 | USD | 17.375 | 17.375 | 17.375 | 17.375 | 0.8364 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 17.375 | 17.5 | 16.75 | 17.375 | 0.8364 | +0.375 (+2.21%) | 20,500 |
| 15 Apr 1981 | USD | 17 | 17 | 16.5 | 17 | 0.8184 | +0.375 (+2.26%) | 8,400 |
| 14 Apr 1981 | USD | 16.625 | 17 | 16.5 | 16.625 | 0.8003 | -0.125 (-0.75%) | 21,900 |
| 13 Apr 1981 | USD | 16.75 | 17.375 | 16.625 | 16.75 | 0.8063 | +0.25 (+1.52%) | 27,700 |
| 10 Apr 1981 | USD | 16.5 | 17.5 | 16 | 16.5 | 0.7943 | +0.25 (+1.54%) | 333,200 |
| 9 Apr 1981 | USD | 16.25 | 16.25 | 14.375 | 16.25 | 0.7823 | +1.875 (+13.04%) | 41,900 |
| 8 Apr 1981 | USD | 14.375 | 14.5 | 14 | 14.375 | 0.692 | -0.125 (-0.86%) | 8,000 |
| 7 Apr 1981 | USD | 14.5 | 14.5 | 14 | 14.5 | 0.698 | +0.25 (+1.75%) | 3,300 |
| 6 Apr 1981 | USD | 14.25 | 14.375 | 14 | 14.25 | 0.686 | -0.25 (-1.72%) | 9,300 |
| 3 Apr 1981 | USD | 14.5 | 14.5 | 14.375 | 14.5 | 0.698 | 0.0 (0.0%) | 3,000 |
| 2 Apr 1981 | USD | 14.5 | 14.75 | 14.375 | 14.5 | 0.698 | +0.25 (+1.75%) | 5,500 |
| 1 Apr 1981 | USD | 14.25 | 14.25 | 14.125 | 14.25 | 0.686 | -0.125 (-0.87%) | 8,000 |
| 31 Mar 1981 | USD | 14.375 | 14.375 | 13.875 | 14.375 | 0.692 | +0.5 (+3.60%) | 13,600 |
| 30 Mar 1981 | USD | 13.875 | 14 | 13.875 | 13.875 | 0.6679 | -0.125 (-0.89%) | 2,800 |
| 27 Mar 1981 | USD | 14 | 14.125 | 13.625 | 14 | 0.674 | -0.125 (-0.88%) | 14,100 |
| 26 Mar 1981 | USD | 14.125 | 14.25 | 13.625 | 14.125 | 0.68 | +0.625 (+4.63%) | 26,500 |
| 25 Mar 1981 | USD | 13.5 | 13.625 | 13.375 | 13.5 | 0.6499 | -0.125 (-0.92%) | 17,000 |
| 24 Mar 1981 | USD | 13.625 | 13.875 | 13.5 | 13.625 | 0.6559 | +0.125 (+0.93%) | 10,400 |
| 23 Mar 1981 | USD | 13.5 | 13.625 | 13.5 | 13.5 | 0.6499 | 0.0 (0.0%) | 9,100 |
| 20 Mar 1981 | USD | 13.5 | 13.5 | 13.125 | 13.5 | 0.6499 | +0.125 (+0.93%) | 10,000 |
| 19 Mar 1981 | USD | 13.375 | 13.5 | 13.125 | 13.375 | 0.6439 | -0.125 (-0.93%) | 13,700 |
| 18 Mar 1981 | USD | 13.5 | 13.625 | 13.5 | 13.5 | 0.6499 | 0.0 (0.0%) | 5,500 |
| 17 Mar 1981 | USD | 13.5 | 13.875 | 13.25 | 13.5 | 0.6499 | -0.25 (-1.82%) | 21,100 |
| 16 Mar 1981 | USD | 13.75 | 13.875 | 13.625 | 13.75 | 0.6619 | -0.125 (-0.90%) | 3,400 |
| 13 Mar 1981 | USD | 13.875 | 13.875 | 13.5 | 13.875 | 0.6679 | +0.375 (+2.78%) | 8,700 |
| 12 Mar 1981 | USD | 13.5 | 13.875 | 13.125 | 13.5 | 0.6499 | 0.0 (0.0%) | 9,300 |
