| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 29 Apr 1981 | USD | 16.375 | 16.625 | 16.375 | 16.375 | 7.2778 | -0.25 (-1.50%) | 32,300 |
| 28 Apr 1981 | USD | 16.625 | 16.875 | 16.625 | 16.625 | 7.3889 | -1.25 (-6.99%) | 58,300 |
| 27 Apr 1981 | USD | 17.875 | 18 | 17.875 | 17.875 | 7.9444 | 0.0 (0.0%) | 40,200 |
| 24 Apr 1981 | USD | 17.875 | 18 | 17.875 | 17.875 | 7.9444 | 0.0 (0.0%) | 20,500 |
| 23 Apr 1981 | USD | 17.875 | 18 | 17.875 | 17.875 | 7.9444 | +0.125 (+0.70%) | 33,800 |
| 22 Apr 1981 | USD | 17.75 | 17.875 | 17.75 | 17.75 | 7.8889 | 0.0 (0.0%) | 47,400 |
| 21 Apr 1981 | USD | 17.75 | 17.875 | 17.75 | 17.75 | 7.8889 | +0.375 (+2.16%) | 87,400 |
| 20 Apr 1981 | USD | 17.375 | 17.5 | 17.375 | 17.375 | 7.7222 | 0.0 (0.0%) | 30,700 |
| 17 Apr 1981 | USD | 17.375 | 17.375 | 17.375 | 17.375 | 7.7222 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 17.375 | 17.5 | 17.375 | 17.375 | 7.7222 | +0.375 (+2.21%) | 51,600 |
| 15 Apr 1981 | USD | 17 | 17.125 | 17 | 17 | 7.5556 | +0.25 (+1.49%) | 45,800 |
| 14 Apr 1981 | USD | 16.75 | 16.875 | 16.75 | 16.75 | 7.4444 | -0.5 (-2.90%) | 94,200 |
| 13 Apr 1981 | USD | 17.25 | 17.375 | 17.25 | 17.25 | 7.6667 | +1.25 (+7.81%) | 73,000 |
| 10 Apr 1981 | USD | 16 | 16.125 | 16 | 16 | 7.1111 | +0.125 (+0.79%) | 34,600 |
| 9 Apr 1981 | USD | 15.875 | 16.125 | 15.875 | 15.875 | 7.0556 | -0.5 (-3.05%) | 83,400 |
| 8 Apr 1981 | USD | 16.375 | 16.625 | 16.375 | 16.375 | 7.2778 | 0.0 (0.0%) | 68,300 |
| 7 Apr 1981 | USD | 16.375 | 16.5 | 16.375 | 16.375 | 7.2778 | +1.25 (+8.26%) | 98,100 |
| 6 Apr 1981 | USD | 15.125 | 15.25 | 15.125 | 15.125 | 6.7222 | -0.125 (-0.82%) | 52,800 |
| 3 Apr 1981 | USD | 15.25 | 15.375 | 15.25 | 15.25 | 6.7778 | +0.25 (+1.67%) | 30,200 |
| 2 Apr 1981 | USD | 15 | 15.125 | 15 | 15 | 6.6667 | 0.0 (0.0%) | 34,200 |
| 1 Apr 1981 | USD | 15 | 15.125 | 15 | 15 | 6.6667 | +0.875 (+6.19%) | 52,900 |
| 31 Mar 1981 | USD | 14.125 | 14.25 | 14.125 | 14.125 | 6.2778 | +0.375 (+2.73%) | 46,900 |
| 30 Mar 1981 | USD | 13.75 | 13.875 | 13.75 | 13.75 | 6.1111 | 0.0 (0.0%) | 22,600 |
| 27 Mar 1981 | USD | 13.75 | 13.875 | 13.75 | 13.75 | 6.1111 | 0.0 (0.0%) | 15,300 |
| 26 Mar 1981 | USD | 13.75 | 14 | 13.75 | 13.75 | 6.1111 | -0.125 (-0.90%) | 22,300 |
| 25 Mar 1981 | USD | 13.875 | 14 | 13.875 | 13.875 | 6.1667 | +0.125 (+0.91%) | 13,000 |
| 24 Mar 1981 | USD | 13.75 | 13.875 | 13.75 | 13.75 | 6.1111 | 0.0 (0.0%) | 20,300 |
| 23 Mar 1981 | USD | 13.75 | 13.875 | 13.75 | 13.75 | 6.1111 | 0.0 (0.0%) | 11,300 |
| 20 Mar 1981 | USD | 13.75 | 13.875 | 13.75 | 13.75 | 6.1111 | +0.25 (+1.85%) | 26,200 |
| 19 Mar 1981 | USD | 13.5 | 13.75 | 13.5 | 13.5 | 6 | -0.125 (-0.92%) | 11,000 |
