| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 31 Jul 1981 | USD | 19.5 | 20 | 19.5 | 19.5 | 65 | 0.0 (0.0%) | 200 |
| 30 Jul 1981 | USD | 19.5 | 20 | 19.5 | 19.5 | 65 | 0.0 (0.0%) | 1,300 |
| 29 Jul 1981 | USD | 19.5 | 20 | 19.5 | 19.5 | 65 | 0.0 (0.0%) | 2,400 |
| 28 Jul 1981 | USD | 19.5 | 20.5 | 19.5 | 19.5 | 65 | +0.5 (+2.63%) | 3,500 |
| 27 Jul 1981 | USD | 19 | 20.5 | 19 | 19 | 63.3333 | +0.25 (+1.33%) | 800 |
| 24 Jul 1981 | USD | 18.75 | 20 | 18.75 | 18.75 | 62.5 | +0.75 (+4.17%) | 5,300 |
| 23 Jul 1981 | USD | 18 | 18.5 | 18 | 18 | 60 | 0.0 (0.0%) | 200 |
| 22 Jul 1981 | USD | 18 | 18.5 | 18 | 18 | 60 | 0.0 (0.0%) | 300 |
| 21 Jul 1981 | USD | 18 | 18.5 | 18 | 18 | 60 | 0.0 (0.0%) | 500 |
| 20 Jul 1981 | USD | 18 | 18.5 | 18 | 18 | 60 | 0.0 (0.0%) | 1,200 |
| 17 Jul 1981 | USD | 18 | 18.5 | 18 | 18 | 60 | 0.0 (0.0%) | 100 |
| 16 Jul 1981 | USD | 18 | 18 | 18 | 18 | 60 | 0.0 (0.0%) | 0 |
| 15 Jul 1981 | USD | 18 | 18.5 | 18 | 18 | 60 | 0.0 (0.0%) | 1,100 |
| 14 Jul 1981 | USD | 18 | 19 | 18 | 18 | 60 | 0.0 (0.0%) | 600 |
| 13 Jul 1981 | USD | 18 | 19 | 18 | 18 | 60 | 0.0 (0.0%) | 600 |
| 10 Jul 1981 | USD | 18 | 18 | 18 | 18 | 60 | 0.0 (0.0%) | 0 |
| 9 Jul 1981 | USD | 18 | 19 | 18 | 18 | 60 | -0.5 (-2.70%) | 2,000 |
| 8 Jul 1981 | USD | 18.5 | 19.5 | 18.5 | 18.5 | 61.6667 | 0.0 (0.0%) | 2,200 |
| 7 Jul 1981 | USD | 18.5 | 19.5 | 18.5 | 18.5 | 61.6667 | 0.0 (0.0%) | 900 |
| 6 Jul 1981 | USD | 18.5 | 19.5 | 18.5 | 18.5 | 61.6667 | -0.5 (-2.63%) | 2,500 |
| 3 Jul 1981 | USD | 19 | 19 | 19 | 19 | 63.3333 | 0.0 (0.0%) | 0 |
| 2 Jul 1981 | USD | 19 | 20 | 19 | 19 | 63.3333 | -0.5 (-2.56%) | 1,300 |
| 1 Jul 1981 | USD | 19.5 | 20.5 | 19.5 | 19.5 | 65 | 0.0 (0.0%) | 3,500 |
| 30 Jun 1981 | USD | 19.5 | 21 | 19.5 | 19.5 | 65 | -0.5 (-2.50%) | 1,800 |
| 29 Jun 1981 | USD | 20 | 21.25 | 20 | 20 | 66.6667 | 0.0 (0.0%) | 800 |
| 26 Jun 1981 | USD | 20 | 21.25 | 20 | 20 | 66.6667 | 0.0 (0.0%) | 800 |
| 25 Jun 1981 | USD | 20 | 21.25 | 20 | 20 | 66.6667 | +1 (+5.26%) | 2,700 |
| 24 Jun 1981 | USD | 19 | 20 | 19 | 19 | 63.3333 | +0.5 (+2.70%) | 5,900 |
| 23 Jun 1981 | USD | 18.5 | 19.75 | 18.5 | 18.5 | 61.6667 | -0.25 (-1.33%) | 1,400 |
| 22 Jun 1981 | USD | 18.75 | 20 | 18.75 | 18.75 | 62.5 | -1.75 (-8.54%) | 2,200 |
