| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 29 Jan 1981 | USD | 21.25 | 21.25 | 21 | 21.25 | 7.0833 | -0.25 (-1.16%) | 6,500 |
| 28 Jan 1981 | USD | 21.5 | 22 | 21.5 | 21.5 | 7.1667 | -0.5 (-2.27%) | 10,400 |
| 27 Jan 1981 | USD | 22 | 22 | 21.375 | 22 | 7.3333 | +0.25 (+1.15%) | 80,700 |
| 26 Jan 1981 | USD | 21.75 | 21.875 | 21.375 | 21.75 | 7.25 | +0.25 (+1.16%) | 7,400 |
| 23 Jan 1981 | USD | 21.5 | 22 | 21.5 | 21.5 | 7.1667 | -0.5 (-2.27%) | 131,800 |
| 22 Jan 1981 | USD | 22 | 22.125 | 21.5 | 22 | 7.3333 | -0.375 (-1.68%) | 48,900 |
| 21 Jan 1981 | USD | 22.375 | 22.75 | 22.25 | 22.375 | 7.4583 | -0.25 (-1.10%) | 23,600 |
| 20 Jan 1981 | USD | 22.625 | 22.625 | 21.875 | 22.625 | 7.5417 | +0.5 (+2.26%) | 50,900 |
| 19 Jan 1981 | USD | 22.125 | 22.125 | 21.625 | 22.125 | 7.375 | +0.25 (+1.14%) | 14,400 |
| 16 Jan 1981 | USD | 21.875 | 22 | 21.25 | 21.875 | 7.2917 | +0.375 (+1.74%) | 22,500 |
| 15 Jan 1981 | USD | 21.5 | 21.75 | 21.25 | 21.5 | 7.1667 | 0.0 (0.0%) | 13,400 |
| 14 Jan 1981 | USD | 21.5 | 21.75 | 21.25 | 21.5 | 7.1667 | 0.0 (0.0%) | 6,400 |
| 13 Jan 1981 | USD | 21.5 | 21.5 | 21.125 | 21.5 | 7.1667 | 0.0 (0.0%) | 14,300 |
| 12 Jan 1981 | USD | 21.5 | 22.375 | 21.5 | 21.5 | 7.1667 | -0.625 (-2.82%) | 19,000 |
| 9 Jan 1981 | USD | 22.125 | 22.375 | 21.875 | 22.125 | 7.375 | +0.125 (+0.57%) | 167,400 |
| 8 Jan 1981 | USD | 22 | 22.5 | 22 | 22 | 7.3333 | -0.5 (-2.22%) | 89,800 |
| 7 Jan 1981 | USD | 22.5 | 22.5 | 22 | 22.5 | 7.5 | -0.5 (-2.17%) | 65,300 |
| 6 Jan 1981 | USD | 23 | 23 | 22 | 23 | 7.6667 | +0.875 (+3.95%) | 137,400 |
| 5 Jan 1981 | USD | 22.125 | 23 | 22 | 22.125 | 7.375 | -0.625 (-2.75%) | 39,200 |
| 2 Jan 1981 | USD | 22.75 | 23 | 22.625 | 22.75 | 7.5833 | 0.0 (0.0%) | 7,400 |
| 31 Dec 1980 | USD | 22.75 | 22.75 | 22.375 | 22.75 | 7.5833 | -0.25 (-1.09%) | 8,400 |
| 30 Dec 1980 | USD | 23 | 23 | 22 | 23 | 7.6667 | +0.625 (+2.79%) | 36,700 |
| 29 Dec 1980 | USD | 22.375 | 23.25 | 22.25 | 22.375 | 7.4583 | -0.25 (-1.10%) | 65,100 |
| 26 Dec 1980 | USD | 22.625 | 22.75 | 22.625 | 22.625 | 7.5417 | 0.0 (0.0%) | 2,600 |
| 24 Dec 1980 | USD | 22.625 | 22.875 | 22.5 | 22.625 | 7.5417 | -0.375 (-1.63%) | 11,500 |
| 23 Dec 1980 | USD | 23 | 23.25 | 22.75 | 23 | 7.6667 | +1 (+4.55%) | 40,700 |
| 22 Dec 1980 | USD | 22 | 22 | 21.5 | 22 | 7.3333 | +0.75 (+3.53%) | 33,800 |
| 19 Dec 1980 | USD | 21.25 | 21.5 | 20.75 | 21.25 | 7.0833 | +0.5 (+2.41%) | 8,400 |
| 18 Dec 1980 | USD | 20.75 | 21.25 | 20.375 | 20.75 | 6.9167 | +0.625 (+3.11%) | 91,500 |
| 17 Dec 1980 | USD | 20.125 | 20.125 | 19.75 | 20.125 | 6.7083 | +0.25 (+1.26%) | 163,300 |
