| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 17 Apr 1981 | USD | 18 | 18 | 18 | 18 | 4,500,000 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 18 | 18.25 | 18 | 18 | 4,500,000 | +0.5 (+2.86%) | 18,900 |
| 15 Apr 1981 | USD | 17.5 | 18 | 17.5 | 17.5 | 4,375,000 | 0.0 (0.0%) | 2,100 |
| 14 Apr 1981 | USD | 17.5 | 18 | 17.5 | 17.5 | 4,375,000 | 0.0 (0.0%) | 3,500 |
| 13 Apr 1981 | USD | 17.5 | 18 | 17.5 | 17.5 | 4,375,000 | -0.5 (-2.78%) | 10,800 |
| 10 Apr 1981 | USD | 18 | 18.25 | 18 | 18 | 4,500,000 | +0.25 (+1.41%) | 40,200 |
| 9 Apr 1981 | USD | 17.75 | 18 | 17.75 | 17.75 | 4,437,500 | 0.0 (0.0%) | 1,700 |
| 8 Apr 1981 | USD | 17.75 | 18 | 17.75 | 17.75 | 4,437,500 | +0.25 (+1.43%) | 11,300 |
| 7 Apr 1981 | USD | 17.5 | 18 | 17.5 | 17.5 | 4,375,000 | 0.0 (0.0%) | 3,800 |
| 6 Apr 1981 | USD | 17.5 | 18 | 17.5 | 17.5 | 4,375,000 | -0.75 (-4.11%) | 10,100 |
| 3 Apr 1981 | USD | 18.25 | 18.75 | 18.25 | 18.25 | 4,562,500 | -0.25 (-1.35%) | 14,300 |
| 2 Apr 1981 | USD | 18.5 | 19 | 18.5 | 18.5 | 4,625,000 | -0.25 (-1.33%) | 7,600 |
| 1 Apr 1981 | USD | 18.75 | 19 | 18.75 | 18.75 | 4,687,500 | -0.25 (-1.32%) | 27,900 |
| 31 Mar 1981 | USD | 19 | 19.25 | 19 | 19 | 4,750,000 | +0.75 (+4.11%) | 41,300 |
| 30 Mar 1981 | USD | 18.25 | 18.5 | 18.25 | 18.25 | 4,562,500 | +1.25 (+7.35%) | 22,600 |
| 27 Mar 1981 | USD | 17 | 17.5 | 17 | 17 | 4,250,000 | 0.0 (0.0%) | 13,200 |
| 26 Mar 1981 | USD | 17 | 17.5 | 17 | 17 | 4,250,000 | +0.25 (+1.49%) | 11,300 |
| 25 Mar 1981 | USD | 16.75 | 17 | 16.75 | 16.75 | 4,187,500 | +1 (+6.35%) | 23,100 |
| 24 Mar 1981 | USD | 15.75 | 16 | 15.75 | 15.75 | 3,937,500 | 0.0 (0.0%) | 6,100 |
| 23 Mar 1981 | USD | 15.75 | 16.25 | 15.75 | 15.75 | 3,937,500 | -0.25 (-1.56%) | 5,500 |
| 20 Mar 1981 | USD | 16 | 16.25 | 16 | 16 | 4,000,000 | 0.0 (0.0%) | 3,800 |
| 19 Mar 1981 | USD | 16 | 16.25 | 16 | 16 | 4,000,000 | -0.25 (-1.54%) | 3,000 |
| 18 Mar 1981 | USD | 16.25 | 16.5 | 16.25 | 16.25 | 4,062,500 | 0.0 (0.0%) | 5,800 |
| 17 Mar 1981 | USD | 16.25 | 16.5 | 16.25 | 16.25 | 4,062,500 | +0.75 (+4.84%) | 15,400 |
| 16 Mar 1981 | USD | 15.5 | 15.75 | 15.5 | 15.5 | 3,875,000 | +0.25 (+1.64%) | 10,800 |
| 13 Mar 1981 | USD | 15.25 | 15.5 | 15.25 | 15.25 | 3,812,500 | +0.25 (+1.67%) | 8,600 |
| 12 Mar 1981 | USD | 15 | 15.75 | 15 | 15 | 3,750,000 | -0.25 (-1.64%) | 9,500 |
| 11 Mar 1981 | USD | 15.25 | 15.75 | 15.25 | 15.25 | 3,812,500 | 0.0 (0.0%) | 1,500 |
| 10 Mar 1981 | USD | 15.25 | 15.75 | 15.25 | 15.25 | 3,812,500 | 0.0 (0.0%) | 6,000 |
| 9 Mar 1981 | USD | 15.25 | 15.75 | 15.25 | 15.25 | 3,812,500 | 0.0 (0.0%) | 2,400 |
