| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 16 Jan 1981 | USD | 19.5 | 20 | 19.5 | 19.5 | 19.5 | +1.5 (+8.33%) | 2,300 |
| 15 Jan 1981 | USD | 18 | 18.25 | 18 | 18 | 18 | 0.0 (0.0%) | 700 |
| 14 Jan 1981 | USD | 18 | 18.25 | 18 | 18 | 18 | 0.0 (0.0%) | 300 |
| 13 Jan 1981 | USD | 18 | 18.5 | 18 | 18 | 18 | -0.25 (-1.37%) | 800 |
| 12 Jan 1981 | USD | 18.25 | 18.5 | 18.25 | 18.25 | 18.25 | +0.25 (+1.39%) | 3,600 |
| 9 Jan 1981 | USD | 18 | 18.25 | 18 | 18 | 18 | +0.5 (+2.86%) | 2,500 |
| 8 Jan 1981 | USD | 17.5 | 18 | 17.5 | 17.5 | 17.5 | +0.25 (+1.45%) | 100 |
| 7 Jan 1981 | USD | 17.25 | 17.75 | 17.25 | 17.25 | 17.25 | -0.75 (-4.17%) | 1,000 |
| 6 Jan 1981 | USD | 18 | 18.5 | 18 | 18 | 18 | +0.5 (+2.86%) | 4,400 |
| 5 Jan 1981 | USD | 17.5 | 18 | 17.5 | 17.5 | 17.5 | 0.0 (0.0%) | 100 |
| 2 Jan 1981 | USD | 17.5 | 18 | 17.5 | 17.5 | 17.5 | +0.75 (+4.48%) | 2,100 |
| 31 Dec 1980 | USD | 16.75 | 17 | 16.75 | 16.75 | 16.75 | +0.5 (+3.08%) | 200 |
| 30 Dec 1980 | USD | 16.25 | 17 | 16.25 | 16.25 | 16.25 | -0.25 (-1.52%) | 100 |
| 29 Dec 1980 | USD | 16.5 | 17 | 16.5 | 16.5 | 16.5 | 0.0 (0.0%) | 1,000 |
| 26 Dec 1980 | USD | 16.5 | 17 | 16.5 | 16.5 | 16.5 | -0.25 (-1.49%) | 100 |
| 24 Dec 1980 | USD | 16.75 | 17.25 | 16.75 | 16.75 | 16.75 | +0.5 (+3.08%) | 1,200 |
| 23 Dec 1980 | USD | 16.25 | 16.25 | 16.25 | 16.25 | 16.25 | 0.0 (0.0%) | 0 |
| 22 Dec 1980 | USD | 16.25 | 17 | 16.25 | 16.25 | 16.25 | 0.0 (0.0%) | 600 |
| 19 Dec 1980 | USD | 16.25 | 17 | 16.25 | 16.25 | 16.25 | 0.0 (0.0%) | 100 |
| 18 Dec 1980 | USD | 16.25 | 16.25 | 16.25 | 16.25 | 16.25 | 0.0 (0.0%) | 0 |
| 17 Dec 1980 | USD | 16.25 | 16.25 | 16.25 | 16.25 | 16.25 | 0.0 (0.0%) | 0 |
| 16 Dec 1980 | USD | 16.25 | 16.25 | 16.25 | 16.25 | 16.25 | 0.0 (0.0%) | 0 |
| 15 Dec 1980 | USD | 16.25 | 17 | 16.25 | 16.25 | 16.25 | -0.25 (-1.52%) | 1,400 |
| 12 Dec 1980 | USD | 16.5 | 17.25 | 16.5 | 16.5 | 16.5 | -1.5 (-8.33%) | 2,000 |
| 11 Dec 1980 | USD | 18 | 18 | 18 | 18 | 18 | 0.0 (0.0%) | 0 |
| 10 Dec 1980 | USD | 18 | 18.5 | 18 | 18 | 18 | +0.25 (+1.41%) | 100 |
| 9 Dec 1980 | USD | 17.75 | 17.75 | 17.75 | 17.75 | 17.75 | 0.0 (0.0%) | 0 |
| 8 Dec 1980 | USD | 17.75 | 18.5 | 17.75 | 17.75 | 17.75 | -0.5 (-2.74%) | 900 |
| 5 Dec 1980 | USD | 18.25 | 18.75 | 18.25 | 18.25 | 18.25 | -0.5 (-2.67%) | 1,600 |
| 4 Dec 1980 | USD | 18.75 | 19.5 | 18.75 | 18.75 | 18.75 | +0.75 (+4.17%) | 4,700 |
