| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 3 Aug 1981 | USD | 8 | 8 | 8 | 8 | 8 | +0.25 (+3.23%) | 100 |
| 31 Jul 1981 | USD | 7.75 | 7.75 | 7.75 | 7.75 | 7.75 | 0.0 (0.0%) | 0 |
| 30 Jul 1981 | USD | 7.75 | 7.75 | 7.75 | 7.75 | 7.75 | -0.375 (-4.62%) | 400 |
| 29 Jul 1981 | USD | 8.125 | 8.125 | 8.125 | 8.125 | 8.125 | -0.125 (-1.52%) | 400 |
| 28 Jul 1981 | USD | 8.25 | 8.25 | 8.25 | 8.25 | 8.25 | 0.0 (0.0%) | 0 |
| 27 Jul 1981 | USD | 8.25 | 8.25 | 8.25 | 8.25 | 8.25 | -0.25 (-2.94%) | 200 |
| 24 Jul 1981 | USD | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 0.0 (0.0%) | 0 |
| 23 Jul 1981 | USD | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 0.0 (0.0%) | 0 |
| 22 Jul 1981 | USD | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 0.0 (0.0%) | 0 |
| 21 Jul 1981 | USD | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 0.0 (0.0%) | 0 |
| 20 Jul 1981 | USD | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 0.0 (0.0%) | 0 |
| 17 Jul 1981 | USD | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 0.0 (0.0%) | 0 |
| 16 Jul 1981 | USD | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 0.0 (0.0%) | 0 |
| 15 Jul 1981 | USD | 8.5 | 8.875 | 8.5 | 8.5 | 8.5 | 0.0 (0.0%) | 300 |
| 14 Jul 1981 | USD | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | +0.125 (+1.49%) | 100 |
| 13 Jul 1981 | USD | 8.375 | 8.375 | 8.375 | 8.375 | 8.375 | +0.125 (+1.52%) | 700 |
| 10 Jul 1981 | USD | 8.25 | 8.5 | 8.25 | 8.25 | 8.25 | -0.375 (-4.35%) | 900 |
| 9 Jul 1981 | USD | 8.625 | 8.625 | 8.25 | 8.625 | 8.625 | +0.125 (+1.47%) | 2,100 |
| 8 Jul 1981 | USD | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | -0.125 (-1.45%) | 300 |
| 7 Jul 1981 | USD | 8.625 | 8.625 | 8.625 | 8.625 | 8.625 | -0.125 (-1.43%) | 100 |
| 6 Jul 1981 | USD | 8.75 | 8.75 | 8.75 | 8.75 | 8.75 | 0.0 (0.0%) | 0 |
| 3 Jul 1981 | USD | 8.75 | 8.75 | 8.75 | 8.75 | 8.75 | 0.0 (0.0%) | 0 |
| 2 Jul 1981 | USD | 8.75 | 8.75 | 8.75 | 8.75 | 8.75 | 0.0 (0.0%) | 0 |
| 1 Jul 1981 | USD | 8.75 | 8.75 | 8.75 | 8.75 | 8.75 | -0.125 (-1.41%) | 200 |
| 30 Jun 1981 | USD | 8.875 | 8.875 | 8.875 | 8.875 | 8.875 | 0.0 (0.0%) | 0 |
| 29 Jun 1981 | USD | 8.875 | 8.875 | 8.875 | 8.875 | 8.875 | 0.0 (0.0%) | 0 |
| 26 Jun 1981 | USD | 8.875 | 8.875 | 8.875 | 8.875 | 8.875 | 0.0 (0.0%) | 0 |
| 25 Jun 1981 | USD | 8.875 | 8.875 | 8.875 | 8.875 | 8.875 | +0.375 (+4.41%) | 500 |
| 24 Jun 1981 | USD | 8.5 | 8.5 | 8 | 8.5 | 8.5 | +0.5 (+6.25%) | 600 |
| 23 Jun 1981 | USD | 8 | 8.5 | 8 | 8 | 8 | -0.625 (-7.25%) | 800 |
