| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 9 Mar 1981 | USD | 34.625 | 35.125 | 33.875 | 34.625 | 69.25 | +1.5 (+4.53%) | 45,500 |
| 6 Mar 1981 | USD | 33.125 | 33.125 | 31.625 | 33.125 | 66.25 | +1.75 (+5.58%) | 22,700 |
| 5 Mar 1981 | USD | 31.375 | 33 | 31.375 | 31.375 | 62.75 | -0.375 (-1.18%) | 22,700 |
| 4 Mar 1981 | USD | 31.75 | 32.375 | 30.75 | 31.75 | 63.5 | +0.75 (+2.42%) | 30,800 |
| 3 Mar 1981 | USD | 31 | 32.625 | 30.75 | 31 | 62 | -1.375 (-4.25%) | 23,300 |
| 2 Mar 1981 | USD | 32.375 | 33.25 | 31.125 | 32.375 | 64.75 | -0.625 (-1.89%) | 29,000 |
| 27 Feb 1981 | USD | 33 | 34 | 33 | 33 | 66 | +0.125 (+0.38%) | 56,200 |
| 26 Feb 1981 | USD | 32.875 | 34.5 | 32 | 32.875 | 65.75 | +0.375 (+1.15%) | 127,700 |
| 25 Feb 1981 | USD | 32.5 | 32.75 | 27.125 | 32.5 | 65 | +5.5 (+20.37%) | 98,400 |
| 24 Feb 1981 | USD | 27 | 27.5 | 26.75 | 27 | 54 | +0.125 (+0.47%) | 13,900 |
| 23 Feb 1981 | USD | 26.875 | 27.375 | 26.375 | 26.875 | 53.75 | +0.5 (+1.90%) | 17,400 |
| 20 Feb 1981 | USD | 26.375 | 26.75 | 26 | 26.375 | 52.75 | +0.375 (+1.44%) | 17,300 |
| 19 Feb 1981 | USD | 26 | 27.5 | 25.875 | 26 | 52 | -0.875 (-3.26%) | 25,100 |
| 18 Feb 1981 | USD | 26.875 | 27 | 26 | 26.875 | 53.75 | +0.625 (+2.38%) | 15,100 |
| 17 Feb 1981 | USD | 26.25 | 26.625 | 25.625 | 26.25 | 52.5 | -0.38 (-1.43%) | 37,200 |
| 16 Feb 1981 | USD | 26.63 | 26.63 | 26.63 | 26.63 | 53.26 | +0.005 (+0.02%) | 0 |
| 13 Feb 1981 | USD | 26.625 | 27.625 | 26.25 | 26.625 | 53.25 | -0.75 (-2.74%) | 17,100 |
| 12 Feb 1981 | USD | 27.375 | 27.75 | 26.125 | 27.375 | 54.75 | -1.375 (-4.78%) | 77,800 |
| 11 Feb 1981 | USD | 28.75 | 29.875 | 27.625 | 28.75 | 57.5 | -0.875 (-2.95%) | 46,000 |
| 10 Feb 1981 | USD | 29.625 | 30.375 | 29 | 29.625 | 59.25 | +1.125 (+3.95%) | 96,000 |
| 9 Feb 1981 | USD | 28.5 | 29.25 | 27 | 28.5 | 57 | +0.5 (+1.79%) | 84,300 |
| 6 Feb 1981 | USD | 28 | 28.5 | 25 | 28 | 56 | +2.75 (+10.89%) | 74,600 |
| 5 Feb 1981 | USD | 25.25 | 25.875 | 25 | 25.25 | 50.5 | -0.625 (-2.42%) | 8,400 |
| 4 Feb 1981 | USD | 25.875 | 26 | 25 | 25.875 | 51.75 | +0.125 (+0.49%) | 12,000 |
| 3 Feb 1981 | USD | 25.75 | 26.25 | 25 | 25.75 | 51.5 | +0.125 (+0.49%) | 21,900 |
| 2 Feb 1981 | USD | 25.625 | 27.375 | 25 | 25.625 | 51.25 | -0.5 (-1.91%) | 40,300 |
| 30 Jan 1981 | USD | 26.125 | 27 | 24.5 | 26.125 | 52.25 | +2 (+8.29%) | 77,400 |
| 29 Jan 1981 | USD | 24.125 | 24.5 | 23.25 | 24.125 | 48.25 | +0.875 (+3.76%) | 20,500 |
| 28 Jan 1981 | USD | 23.25 | 24.25 | 22 | 23.25 | 46.5 | +0.5 (+2.20%) | 52,400 |
| 27 Jan 1981 | USD | 22.75 | 23 | 20.125 | 22.75 | 45.5 | +2.875 (+14.47%) | 39,400 |
