| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 6 Mar 1981 | USD | 15.25 | 15.75 | 15.25 | 15.25 | 3,812,500 | 0.0 (0.0%) | 2,600 |
| 5 Mar 1981 | USD | 15.25 | 15.5 | 15.25 | 15.25 | 3,812,500 | 0.0 (0.0%) | 8,200 |
| 4 Mar 1981 | USD | 15.25 | 16 | 15.25 | 15.25 | 3,812,500 | -0.25 (-1.61%) | 4,400 |
| 3 Mar 1981 | USD | 15.5 | 16 | 15.5 | 15.5 | 3,875,000 | -0.25 (-1.59%) | 10,500 |
| 2 Mar 1981 | USD | 15.75 | 16.25 | 15.75 | 15.75 | 3,937,500 | -0.25 (-1.56%) | 6,900 |
| 27 Feb 1981 | USD | 16 | 16.25 | 16 | 16 | 4,000,000 | +0.25 (+1.59%) | 4,400 |
| 26 Feb 1981 | USD | 15.75 | 16.25 | 15.75 | 15.75 | 3,937,500 | -0.25 (-1.56%) | 13,500 |
| 25 Feb 1981 | USD | 16 | 16.25 | 16 | 16 | 4,000,000 | +0.25 (+1.59%) | 6,200 |
| 24 Feb 1981 | USD | 15.75 | 16 | 15.75 | 15.75 | 3,937,500 | +0.75 (+5%) | 9,700 |
| 23 Feb 1981 | USD | 15 | 15.25 | 15 | 15 | 3,750,000 | +0.25 (+1.69%) | 7,200 |
| 20 Feb 1981 | USD | 14.75 | 15 | 14.75 | 14.75 | 3,687,500 | 0.0 (0.0%) | 34,500 |
| 19 Feb 1981 | USD | 14.75 | 15.25 | 14.75 | 14.75 | 3,687,500 | -0.75 (-4.84%) | 12,100 |
| 18 Feb 1981 | USD | 15.5 | 15.75 | 15.5 | 15.5 | 3,875,000 | 0.0 (0.0%) | 8,000 |
| 17 Feb 1981 | USD | 15.5 | 15.75 | 15.5 | 15.5 | 3,875,000 | 0.0 (0.0%) | 8,600 |
| 16 Feb 1981 | USD | 15.5 | 15.5 | 15.5 | 15.5 | 3,875,000 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 15.5 | 16 | 15.5 | 15.5 | 3,875,000 | -0.25 (-1.59%) | 3,500 |
| 12 Feb 1981 | USD | 15.75 | 16 | 15.75 | 15.75 | 3,937,500 | 0.0 (0.0%) | 10,800 |
| 11 Feb 1981 | USD | 15.75 | 16.25 | 15.75 | 15.75 | 3,937,500 | -0.25 (-1.56%) | 5,200 |
| 10 Feb 1981 | USD | 16 | 16.25 | 16 | 16 | 4,000,000 | 0.0 (0.0%) | 15,000 |
| 9 Feb 1981 | USD | 16 | 16.5 | 16 | 16 | 4,000,000 | -0.75 (-4.48%) | 26,200 |
| 6 Feb 1981 | USD | 16.75 | 17 | 16.75 | 16.75 | 4,187,500 | -1 (-5.63%) | 37,800 |
| 5 Feb 1981 | USD | 17.75 | 18.25 | 17.75 | 17.75 | 4,437,500 | 0.0 (0.0%) | 13,900 |
| 4 Feb 1981 | USD | 17.75 | 18.25 | 17.75 | 17.75 | 4,437,500 | -0.5 (-2.74%) | 9,200 |
| 3 Feb 1981 | USD | 18.25 | 18.5 | 18.25 | 18.25 | 4,562,500 | -0.25 (-1.35%) | 14,000 |
| 2 Feb 1981 | USD | 18.5 | 18.75 | 18.5 | 18.5 | 4,625,000 | +0.25 (+1.37%) | 22,800 |
| 30 Jan 1981 | USD | 18.25 | 18.75 | 18.25 | 18.25 | 4,562,500 | +0.5 (+2.82%) | 48,500 |
| 29 Jan 1981 | USD | 17.75 | 18.25 | 17.75 | 17.75 | 4,437,500 | +1.25 (+7.58%) | 39,900 |
| 28 Jan 1981 | USD | 16.5 | 17 | 16.5 | 16.5 | 4,125,000 | 0.0 (0.0%) | 16,600 |
| 27 Jan 1981 | USD | 16.5 | 17 | 16.5 | 16.5 | 4,125,000 | 0.0 (0.0%) | 12,900 |
| 26 Jan 1981 | USD | 16.5 | 17.25 | 16.5 | 16.5 | 4,125,000 | -0.25 (-1.49%) | 29,500 |
