| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 22 Apr 1981 | USD | 22.252 | 22.752 | 22.252 | 22.252 | 2.7815 | -0.248 (-1.10%) | 8,300 |
| 21 Apr 1981 | USD | 22.5 | 23 | 22.5 | 22.5 | 2.8125 | +0.748 (+3.44%) | 14,600 |
| 20 Apr 1981 | USD | 21.752 | 22 | 21.752 | 21.752 | 2.719 | +2 (+10.13%) | 11,100 |
| 17 Apr 1981 | USD | 19.752 | 19.752 | 19.752 | 19.752 | 2.469 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 19.752 | 20.5 | 19.752 | 19.752 | 2.469 | +0.5 (+2.60%) | 3,600 |
| 15 Apr 1981 | USD | 19.252 | 19.5 | 19.252 | 19.252 | 2.4065 | +0.252 (+1.33%) | 400 |
| 14 Apr 1981 | USD | 19 | 19.5 | 19 | 19 | 2.375 | 0.0 (0.0%) | 1,800 |
| 13 Apr 1981 | USD | 19 | 19.5 | 19 | 19 | 2.375 | 0.0 (0.0%) | 3,100 |
| 10 Apr 1981 | USD | 19 | 19.5 | 19 | 19 | 2.375 | +0.5 (+2.70%) | 2,900 |
| 9 Apr 1981 | USD | 18.5 | 19.252 | 18.5 | 18.5 | 2.3125 | +0.248 (+1.36%) | 1,000 |
| 8 Apr 1981 | USD | 18.252 | 18.752 | 18.252 | 18.252 | 2.2815 | +1 (+5.80%) | 9,000 |
| 7 Apr 1981 | USD | 17.252 | 17.5 | 17.252 | 17.252 | 2.1565 | +0.252 (+1.48%) | 13,100 |
| 6 Apr 1981 | USD | 17 | 17.5 | 17 | 17 | 2.125 | 0.0 (0.0%) | 3,400 |
| 3 Apr 1981 | USD | 17 | 17.5 | 17 | 17 | 2.125 | 0.0 (0.0%) | 3,700 |
| 2 Apr 1981 | USD | 17 | 17.5 | 17 | 17 | 2.125 | 0.0 (0.0%) | 1,100 |
| 1 Apr 1981 | USD | 17 | 17.5 | 17 | 17 | 2.125 | 0.0 (0.0%) | 1,500 |
| 31 Mar 1981 | USD | 17 | 17.5 | 17 | 17 | 2.125 | 0.0 (0.0%) | 200 |
| 30 Mar 1981 | USD | 17 | 17.5 | 17 | 17 | 2.125 | 0.0 (0.0%) | 600 |
| 27 Mar 1981 | USD | 17 | 17 | 17 | 17 | 2.125 | 0.0 (0.0%) | 0 |
| 26 Mar 1981 | USD | 17 | 17.5 | 17 | 17 | 2.125 | 0.0 (0.0%) | 5,800 |
| 25 Mar 1981 | USD | 17 | 17.252 | 17 | 17 | 2.125 | +0.248 (+1.48%) | 2,500 |
| 24 Mar 1981 | USD | 16.752 | 17.252 | 16.752 | 16.752 | 2.094 | 0.0 (0.0%) | 400 |
| 23 Mar 1981 | USD | 16.752 | 17.252 | 16.752 | 16.752 | 2.094 | 0.0 (0.0%) | 1,200 |
| 20 Mar 1981 | USD | 16.752 | 17.252 | 16.752 | 16.752 | 2.094 | 0.0 (0.0%) | 1,600 |
| 19 Mar 1981 | USD | 16.752 | 17.252 | 16.752 | 16.752 | 2.094 | 0.0 (0.0%) | 1,300 |
| 18 Mar 1981 | USD | 16.752 | 17.252 | 16.752 | 16.752 | 2.094 | 0.0 (0.0%) | 1,600 |
| 17 Mar 1981 | USD | 16.752 | 17.252 | 16.752 | 16.752 | 2.094 | +0.252 (+1.53%) | 2,200 |
| 16 Mar 1981 | USD | 16.5 | 17 | 16.5 | 16.5 | 2.0625 | 0.0 (0.0%) | 3,700 |
| 13 Mar 1981 | USD | 16.5 | 17 | 16.5 | 16.5 | 2.0625 | 0.0 (0.0%) | 2,100 |
| 12 Mar 1981 | USD | 16.5 | 17 | 16.5 | 16.5 | 2.0625 | +0.248 (+1.53%) | 14,800 |
