| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 22 Jan 1981 | USD | 17.25 | 17.625 | 17.25 | 17.25 | 55,200 | 0.0 (0.0%) | 2,300 |
| 21 Jan 1981 | USD | 17.25 | 17.625 | 17.25 | 17.25 | 55,200 | -0.125 (-0.72%) | 1,100 |
| 20 Jan 1981 | USD | 17.375 | 17.625 | 17.375 | 17.375 | 55,600 | +0.125 (+0.72%) | 1,800 |
| 19 Jan 1981 | USD | 17.25 | 17.625 | 17.25 | 17.25 | 55,200 | 0.0 (0.0%) | 800 |
| 16 Jan 1981 | USD | 17.25 | 17.625 | 17.25 | 17.25 | 55,200 | 0.0 (0.0%) | 300 |
| 15 Jan 1981 | USD | 17.25 | 17.625 | 17.25 | 17.25 | 55,200 | -0.125 (-0.72%) | 5,800 |
| 14 Jan 1981 | USD | 17.375 | 17.75 | 17.375 | 17.375 | 55,600 | -0.125 (-0.71%) | 2,300 |
| 13 Jan 1981 | USD | 17.5 | 17.875 | 17.5 | 17.5 | 56,000 | 0.0 (0.0%) | 500 |
| 12 Jan 1981 | USD | 17.5 | 17.875 | 17.5 | 17.5 | 56,000 | 0.0 (0.0%) | 1,700 |
| 9 Jan 1981 | USD | 17.5 | 17.875 | 17.5 | 17.5 | 56,000 | 0.0 (0.0%) | 1,300 |
| 8 Jan 1981 | USD | 17.5 | 17.875 | 17.5 | 17.5 | 56,000 | 0.0 (0.0%) | 1,500 |
| 7 Jan 1981 | USD | 17.5 | 17.875 | 17.5 | 17.5 | 56,000 | -0.375 (-2.10%) | 4,500 |
| 6 Jan 1981 | USD | 17.875 | 18.125 | 17.875 | 17.875 | 57,200 | +0.125 (+0.70%) | 3,900 |
| 5 Jan 1981 | USD | 17.75 | 18.125 | 17.75 | 17.75 | 56,800 | -0.25 (-1.39%) | 600 |
| 2 Jan 1981 | USD | 18 | 18.25 | 18 | 18 | 57,600 | +1,280 (+2.27%) | 3,900 |
| 2 Jan 1981 |
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| 31 Dec 1980 | USD | 22 | 22.25 | 22 | 22 | 56,320 | +0.25 (+1.15%) | 6,400 |
| 30 Dec 1980 | USD | 21.75 | 22 | 21.75 | 21.75 | 55,680 | 0.0 (0.0%) | 4,100 |
| 29 Dec 1980 | USD | 21.75 | 22 | 21.75 | 21.75 | 55,680 | 0.0 (0.0%) | 800 |
| 26 Dec 1980 | USD | 21.75 | 22 | 21.75 | 21.75 | 55,680 | +0.125 (+0.58%) | 2,301 |
| 24 Dec 1980 | USD | 21.625 | 22 | 21.625 | 21.625 | 55,360 | +0.125 (+0.58%) | 9,501 |
| 23 Dec 1980 | USD | 21.5 | 21.75 | 21.5 | 21.5 | 55,040 | 0.0 (0.0%) | 500 |
| 22 Dec 1980 | USD | 21.5 | 21.75 | 21.5 | 21.5 | 55,040 | 0.0 (0.0%) | 4,201 |
| 19 Dec 1980 | USD | 21.5 | 21.75 | 21.5 | 21.5 | 55,040 | 0.0 (0.0%) | 601 |
| 18 Dec 1980 | USD | 21.5 | 21.75 | 21.5 | 21.5 | 55,040 | 0.0 (0.0%) | 2,900 |
| 17 Dec 1980 | USD | 21.5 | 21.75 | 21.5 | 21.5 | 55,040 | 0.0 (0.0%) | 1,901 |
| 16 Dec 1980 | USD | 21.5 | 21.75 | 21.5 | 21.5 | 55,040 | +0.125 (+0.58%) | 6,400 |
| 15 Dec 1980 | USD | 21.375 | 21.5 | 21.375 | 21.375 | 54,720 | +0.625 (+3.01%) | 12,201 |
| 12 Dec 1980 | USD | 20.75 | 21 | 20.75 | 20.75 | 53,120 | 0.0 (0.0%) | 1,401 |
| 11 Dec 1980 | USD | 20.75 | 21 | 20.75 | 20.75 | 53,120 | -1.125 (-5.14%) | 8,201 |
| 10 Dec 1980 | USD | 21.875 | 22.125 | 21.875 | 21.875 | 56,000 | -0.125 (-0.57%) | 1,700 |
