| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 23 Apr 1981 | USD | 7.376 | 7.625 | 7.376 | 7.376 | 1.457 | +0.375 (+5.36%) | 14,400 |
| 22 Apr 1981 | USD | 7.001 | 7.25 | 7.001 | 7.001 | 1.3829 | +0.251 (+3.72%) | 24,300 |
| 21 Apr 1981 | USD | 6.75 | 7.001 | 6.75 | 6.75 | 1.3333 | +0.125 (+1.89%) | 13,700 |
| 20 Apr 1981 | USD | 6.625 | 6.876 | 6.625 | 6.625 | 1.3086 | +0.126 (+1.94%) | 6,200 |
| 17 Apr 1981 | USD | 6.499 | 6.499 | 6.499 | 6.499 | 1.2838 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 6.499 | 6.75 | 6.499 | 6.499 | 1.2838 | -0.126 (-1.90%) | 200 |
| 15 Apr 1981 | USD | 6.625 | 6.75 | 6.625 | 6.625 | 1.3086 | 0.0 (0.0%) | 700 |
| 14 Apr 1981 | USD | 6.625 | 6.75 | 6.625 | 6.625 | 1.3086 | 0.0 (0.0%) | 3,900 |
| 13 Apr 1981 | USD | 6.625 | 6.75 | 6.625 | 6.625 | 1.3086 | 0.0 (0.0%) | 1,500 |
| 10 Apr 1981 | USD | 6.625 | 6.75 | 6.625 | 6.625 | 1.3086 | +0.126 (+1.94%) | 3,000 |
| 9 Apr 1981 | USD | 6.499 | 6.625 | 6.499 | 6.499 | 1.2838 | 0.0 (0.0%) | 1,400 |
| 8 Apr 1981 | USD | 6.499 | 6.625 | 6.499 | 6.499 | 1.2838 | 0.0 (0.0%) | 400 |
| 7 Apr 1981 | USD | 6.499 | 6.625 | 6.499 | 6.499 | 1.2838 | 0.0 (0.0%) | 1,500 |
| 6 Apr 1981 | USD | 6.499 | 6.625 | 6.499 | 6.499 | 1.2838 | 0.0 (0.0%) | 400 |
| 3 Apr 1981 | USD | 6.499 | 6.625 | 6.499 | 6.499 | 1.2838 | 0.0 (0.0%) | 6,700 |
| 2 Apr 1981 | USD | 6.499 | 6.75 | 6.499 | 6.499 | 1.2838 | 0.0 (0.0%) | 1,100 |
| 1 Apr 1981 | USD | 6.499 | 6.75 | 6.499 | 6.499 | 1.2838 | 0.0 (0.0%) | 1,500 |
| 31 Mar 1981 | USD | 6.499 | 6.75 | 6.499 | 6.499 | 1.2838 | +0.125 (+1.96%) | 1,100 |
| 30 Mar 1981 | USD | 6.374 | 6.75 | 6.374 | 6.374 | 1.2591 | -0.251 (-3.79%) | 1,300 |
| 27 Mar 1981 | USD | 6.625 | 6.876 | 6.625 | 6.625 | 1.3086 | -0.125 (-1.85%) | 2,600 |
| 26 Mar 1981 | USD | 6.75 | 7.001 | 6.75 | 6.75 | 1.3333 | 0.0 (0.0%) | 1,600 |
| 25 Mar 1981 | USD | 6.75 | 7.001 | 6.75 | 6.75 | 1.3333 | 0.0 (0.0%) | 600 |
| 24 Mar 1981 | USD | 6.75 | 7.001 | 6.75 | 6.75 | 1.3333 | 0.0 (0.0%) | 1,800 |
| 23 Mar 1981 | USD | 6.75 | 7.125 | 6.75 | 6.75 | 1.3333 | -0.375 (-5.26%) | 7,300 |
| 20 Mar 1981 | USD | 7.125 | 7.25 | 7.125 | 7.125 | 1.4074 | 0.0 (0.0%) | 26,700 |
| 19 Mar 1981 | USD | 7.125 | 7.25 | 7.125 | 7.125 | 1.4074 | 0.0 (0.0%) | 1,000 |
| 18 Mar 1981 | USD | 7.125 | 7.25 | 7.125 | 7.125 | 1.4074 | 0.0 (0.0%) | 6,000 |
| 17 Mar 1981 | USD | 7.125 | 7.25 | 7.125 | 7.125 | 1.4074 | 0.0 (0.0%) | 34,400 |
| 16 Mar 1981 | USD | 7.125 | 7.499 | 7.125 | 7.125 | 1.4074 | 0.0 (0.0%) | 900 |
| 13 Mar 1981 | USD | 7.125 | 7.499 | 7.125 | 7.125 | 1.4074 | +0.249 (+3.62%) | 7,500 |
