| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 11 Mar 1981 | USD | 40.5 | 40.75 | 40.5 | 40.5 | 5.0625 | -0.126 (-0.31%) | 8,400 |
| 10 Mar 1981 | USD | 40.626 | 40.75 | 40.626 | 40.626 | 5.0782 | 0.0 (0.0%) | 8,000 |
| 9 Mar 1981 | USD | 40.626 | 40.876 | 40.626 | 40.626 | 5.0782 | +0.376 (+0.93%) | 19,500 |
| 6 Mar 1981 | USD | 40.25 | 40.376 | 40.25 | 40.25 | 5.0312 | +0.25 (+0.63%) | 21,300 |
| 5 Mar 1981 | USD | 40 | 40.126 | 40 | 40 | 5 | +1.374 (+3.56%) | 44,900 |
| 4 Mar 1981 | USD | 38.626 | 38.876 | 38.626 | 38.626 | 4.8282 | -0.124 (-0.32%) | 6,100 |
| 3 Mar 1981 | USD | 38.75 | 38.876 | 38.75 | 38.75 | 4.8438 | -0.126 (-0.32%) | 12,200 |
| 2 Mar 1981 | USD | 38.876 | 39 | 38.876 | 38.876 | 4.8595 | +0.626 (+1.64%) | 8,200 |
| 27 Feb 1981 | USD | 38.25 | 38.376 | 38.25 | 38.25 | 4.7812 | +0.124 (+0.33%) | 2,500 |
| 26 Feb 1981 | USD | 38.126 | 38.376 | 38.126 | 38.126 | 4.7657 | +0.126 (+0.33%) | 6,000 |
| 25 Feb 1981 | USD | 38 | 38.25 | 38 | 38 | 4.75 | -0.25 (-0.65%) | 13,700 |
| 24 Feb 1981 | USD | 38.25 | 38.5 | 38.25 | 38.25 | 4.7812 | +0.124 (+0.33%) | 30,500 |
| 23 Feb 1981 | USD | 38.126 | 38.25 | 38.126 | 38.126 | 4.7657 | -0.25 (-0.65%) | 7,300 |
| 20 Feb 1981 | USD | 38.376 | 38.5 | 38.376 | 38.376 | 4.797 | 0.0 (0.0%) | 53,200 |
| 19 Feb 1981 | USD | 38.376 | 38.75 | 38.376 | 38.376 | 4.797 | -0.25 (-0.65%) | 41,300 |
| 18 Feb 1981 | USD | 38.626 | 38.75 | 38.626 | 38.626 | 4.8282 | +0.126 (+0.33%) | 6,500 |
| 17 Feb 1981 | USD | 38.5 | 38.75 | 38.5 | 38.5 | 4.8125 | 0.0 (0.0%) | 6,600 |
| 16 Feb 1981 | USD | 38.5 | 38.5 | 38.5 | 38.5 | 4.8125 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 38.5 | 38.75 | 38.5 | 38.5 | 4.8125 | -0.25 (-0.65%) | 19,500 |
| 12 Feb 1981 | USD | 38.75 | 39 | 38.75 | 38.75 | 4.8438 | 0.0 (0.0%) | 32,800 |
| 11 Feb 1981 | USD | 38.75 | 38.876 | 38.75 | 38.75 | 4.8438 | -0.626 (-1.59%) | 38,200 |
| 10 Feb 1981 | USD | 39.376 | 39.626 | 39.376 | 39.376 | 4.922 | 0.0 (0.0%) | 42,400 |
| 9 Feb 1981 | USD | 39.376 | 39.5 | 39.376 | 39.376 | 4.922 | -0.5 (-1.25%) | 24,000 |
| 6 Feb 1981 | USD | 39.876 | 40.126 | 39.876 | 39.876 | 4.9845 | -1.75 (-4.20%) | 37,400 |
| 5 Feb 1981 | USD | 41.626 | 41.876 | 41.626 | 41.626 | 5.2032 | +0.376 (+0.91%) | 60,200 |
| 4 Feb 1981 | USD | 41.25 | 41.5 | 41.25 | 41.25 | 5.1562 | +0.5 (+1.23%) | 41,000 |
| 3 Feb 1981 | USD | 40.75 | 41 | 40.75 | 40.75 | 5.0938 | +1 (+2.52%) | 54,000 |
| 2 Feb 1981 | USD | 39.75 | 40 | 39.75 | 39.75 | 4.9688 | +1 (+2.58%) | 55,700 |
| 30 Jan 1981 | USD | 38.75 | 38.876 | 38.75 | 38.75 | 4.8438 | +0.75 (+1.97%) | 34,100 |
| 29 Jan 1981 | USD | 38 | 38.25 | 38 | 38 | 4.75 | +0.25 (+0.66%) | 4,800 |
