| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 3 Jun 1981 | USD | 13.875 | 14.126 | 13.875 | 13.875 | 1.4725 | 0.0 (0.0%) | 2,400 |
| 2 Jun 1981 | USD | 13.875 | 14.126 | 13.875 | 13.875 | 1.4725 | 0.0 (0.0%) | 23,600 |
| 1 Jun 1981 | USD | 13.875 | 14 | 13.875 | 13.875 | 1.4725 | +0.874 (+6.72%) | 145,600 |
| 29 May 1981 | USD | 13.001 | 13.25 | 13.001 | 13.001 | 1.3797 | +0.126 (+0.98%) | 40,700 |
| 28 May 1981 | USD | 12.875 | 13.125 | 12.875 | 12.875 | 1.3664 | 0.0 (0.0%) | 27,000 |
| 27 May 1981 | USD | 12.875 | 13.125 | 12.875 | 12.875 | 1.3664 | 0.0 (0.0%) | 8,000 |
| 26 May 1981 | USD | 12.875 | 13.001 | 12.875 | 12.875 | 1.3664 | +0.125 (+0.98%) | 13,100 |
| 25 May 1981 | USD | 12.75 | 12.75 | 12.75 | 12.75 | 1.3531 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 12.75 | 13.001 | 12.75 | 12.75 | 1.3531 | 0.0 (0.0%) | 6,100 |
| 21 May 1981 | USD | 12.75 | 13.001 | 12.75 | 12.75 | 1.3531 | 0.0 (0.0%) | 8,100 |
| 20 May 1981 | USD | 12.75 | 13.001 | 12.75 | 12.75 | 1.3531 | 0.0 (0.0%) | 2,800 |
| 19 May 1981 | USD | 12.75 | 13.001 | 12.75 | 12.75 | 1.3531 | 0.0 (0.0%) | 3,600 |
| 18 May 1981 | USD | 12.75 | 13.001 | 12.75 | 12.75 | 1.3531 | 0.0 (0.0%) | 9,900 |
| 15 May 1981 | USD | 12.75 | 13.001 | 12.75 | 12.75 | 1.3531 | 0.0 (0.0%) | 17,000 |
| 14 May 1981 | USD | 12.75 | 13.001 | 12.75 | 12.75 | 1.3531 | 0.0 (0.0%) | 200 |
| 13 May 1981 | USD | 12.75 | 13.001 | 12.75 | 12.75 | 1.3531 | 0.0 (0.0%) | 1,000 |
| 12 May 1981 | USD | 12.75 | 13.001 | 12.75 | 12.75 | 1.3531 | 0.0 (0.0%) | 2,600 |
| 11 May 1981 | USD | 12.75 | 13.001 | 12.75 | 12.75 | 1.3531 | -0.125 (-0.97%) | 9,700 |
| 8 May 1981 | USD | 12.875 | 13.001 | 12.875 | 12.875 | 1.3664 | +0.125 (+0.98%) | 700 |
| 7 May 1981 | USD | 12.75 | 13.001 | 12.75 | 12.75 | 1.3531 | +0.124 (+0.98%) | 21,900 |
| 6 May 1981 | USD | 12.626 | 13.001 | 12.626 | 12.626 | 1.3399 | -0.249 (-1.93%) | 3,100 |
| 5 May 1981 | USD | 12.875 | 13.125 | 12.875 | 12.875 | 1.3664 | -0.126 (-0.97%) | 5,700 |
| 4 May 1981 | USD | 13.001 | 13.376 | 13.001 | 13.001 | 1.3797 | -0.249 (-1.88%) | 8,700 |
| 1 May 1981 | USD | 13.25 | 13.625 | 13.25 | 13.25 | 1.4062 | -0.126 (-0.94%) | 12,200 |
| 30 Apr 1981 | USD | 13.376 | 13.5 | 13.376 | 13.376 | 1.4195 | 0.0 (0.0%) | 600 |
| 29 Apr 1981 | USD | 13.376 | 13.625 | 13.376 | 13.376 | 1.4195 | 0.0 (0.0%) | 48,500 |
| 28 Apr 1981 | USD | 13.376 | 13.625 | 13.376 | 13.376 | 1.4195 | 0.0 (0.0%) | 1,500 |
| 27 Apr 1981 | USD | 13.376 | 13.625 | 13.376 | 13.376 | 1.4195 | 0.0 (0.0%) | 600 |
| 24 Apr 1981 | USD | 13.376 | 13.625 | 13.376 | 13.376 | 1.4195 | 0.0 (0.0%) | 4,900 |
| 23 Apr 1981 | USD | 13.376 | 13.625 | 13.376 | 13.376 | 1.4195 | 0.0 (0.0%) | 7,200 |
