| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 7 May 1981 | USD | 7.125 | 7.125 | 7.125 | 7.125 | 7.125 | -0.375 (-5%) | 7,000 |
| 6 May 1981 | USD | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 0.0 (0.0%) | 0 |
| 5 May 1981 | USD | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | -0.25 (-3.23%) | 100 |
| 4 May 1981 | USD | 7.75 | 7.75 | 7.5 | 7.75 | 7.75 | +0.125 (+1.64%) | 600 |
| 1 May 1981 | USD | 7.625 | 7.625 | 7.625 | 7.625 | 7.625 | 0.0 (0.0%) | 0 |
| 30 Apr 1981 | USD | 7.625 | 7.625 | 7.625 | 7.625 | 7.625 | 0.0 (0.0%) | 0 |
| 29 Apr 1981 | USD | 7.625 | 7.625 | 7.625 | 7.625 | 7.625 | 0.0 (0.0%) | 0 |
| 28 Apr 1981 | USD | 7.625 | 7.625 | 7.625 | 7.625 | 7.625 | 0.0 (0.0%) | 200 |
| 27 Apr 1981 | USD | 7.625 | 7.75 | 7.625 | 7.625 | 7.625 | 0.0 (0.0%) | 600 |
| 24 Apr 1981 | USD | 7.625 | 7.625 | 7.625 | 7.625 | 7.625 | 0.0 (0.0%) | 0 |
| 23 Apr 1981 | USD | 7.625 | 7.625 | 7.625 | 7.625 | 7.625 | 0.0 (0.0%) | 0 |
| 22 Apr 1981 | USD | 7.625 | 7.625 | 7.625 | 7.625 | 7.625 | +0.125 (+1.67%) | 100 |
| 21 Apr 1981 | USD | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 0.0 (0.0%) | 100 |
| 20 Apr 1981 | USD | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 0.0 (0.0%) | 0 |
| 17 Apr 1981 | USD | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 0.0 (0.0%) | 200 |
| 15 Apr 1981 | USD | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 0.0 (0.0%) | 0 |
| 14 Apr 1981 | USD | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 0.0 (0.0%) | 0 |
| 13 Apr 1981 | USD | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 0.0 (0.0%) | 0 |
| 10 Apr 1981 | USD | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | -0.625 (-7.69%) | 100 |
| 9 Apr 1981 | USD | 8.125 | 8.125 | 8.125 | 8.125 | 8.125 | -0.25 (-2.99%) | 100 |
| 8 Apr 1981 | USD | 8.375 | 8.375 | 8.375 | 8.375 | 8.375 | 0.0 (0.0%) | 0 |
| 7 Apr 1981 | USD | 8.375 | 8.375 | 8.375 | 8.375 | 8.375 | 0.0 (0.0%) | 0 |
| 6 Apr 1981 | USD | 8.375 | 8.375 | 8.375 | 8.375 | 8.375 | 0.0 (0.0%) | 0 |
| 3 Apr 1981 | USD | 8.375 | 8.375 | 8.375 | 8.375 | 8.375 | 0.0 (0.0%) | 0 |
| 2 Apr 1981 | USD | 8.375 | 8.375 | 8.375 | 8.375 | 8.375 | 0.0 (0.0%) | 0 |
| 1 Apr 1981 | USD | 8.375 | 8.375 | 8.375 | 8.375 | 8.375 | 0.0 (0.0%) | 0 |
| 31 Mar 1981 | USD | 8.375 | 8.375 | 8.125 | 8.375 | 8.375 | +0.625 (+8.06%) | 200 |
| 30 Mar 1981 | USD | 7.75 | 7.75 | 7.75 | 7.75 | 7.75 | 0.0 (0.0%) | 100 |
| 27 Mar 1981 | USD | 7.75 | 7.75 | 7.75 | 7.75 | 7.75 | +0.125 (+1.64%) | 100 |
