| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 14 Jul 1981 | USD | 17.25 | 17.5 | 17.25 | 17.25 | 4,312,500 | 0.0 (0.0%) | 8,300 |
| 13 Jul 1981 | USD | 17.25 | 17.5 | 17.25 | 17.25 | 4,312,500 | +1 (+6.15%) | 16,700 |
| 10 Jul 1981 | USD | 16.25 | 16.5 | 16.25 | 16.25 | 4,062,500 | +1 (+6.56%) | 23,400 |
| 9 Jul 1981 | USD | 15.25 | 15.75 | 15.25 | 15.25 | 3,812,500 | +0.5 (+3.39%) | 10,700 |
| 8 Jul 1981 | USD | 14.75 | 15.25 | 14.75 | 14.75 | 3,687,500 | +0.25 (+1.72%) | 13,700 |
| 7 Jul 1981 | USD | 14.5 | 15.25 | 14.5 | 14.5 | 3,625,000 | -0.25 (-1.69%) | 8,000 |
| 6 Jul 1981 | USD | 14.75 | 15.25 | 14.75 | 14.75 | 3,687,500 | -0.75 (-4.84%) | 21,400 |
| 3 Jul 1981 | USD | 15.5 | 15.5 | 15.5 | 15.5 | 3,875,000 | 0.0 (0.0%) | 0 |
| 2 Jul 1981 | USD | 15.5 | 16.25 | 15.5 | 15.5 | 3,875,000 | -0.25 (-1.59%) | 2,300 |
| 1 Jul 1981 | USD | 15.75 | 16.25 | 15.75 | 15.75 | 3,937,500 | -0.25 (-1.56%) | 1,700 |
| 30 Jun 1981 | USD | 16 | 16.5 | 16 | 16 | 4,000,000 | 0.0 (0.0%) | 4,400 |
| 29 Jun 1981 | USD | 16 | 16.5 | 16 | 16 | 4,000,000 | -0.25 (-1.54%) | 5,700 |
| 26 Jun 1981 | USD | 16.25 | 16.75 | 16.25 | 16.25 | 4,062,500 | 0.0 (0.0%) | 3,400 |
| 25 Jun 1981 | USD | 16.25 | 16.75 | 16.25 | 16.25 | 4,062,500 | 0.0 (0.0%) | 1,000 |
| 24 Jun 1981 | USD | 16.25 | 16.75 | 16.25 | 16.25 | 4,062,500 | 0.0 (0.0%) | 3,900 |
| 23 Jun 1981 | USD | 16.25 | 16.75 | 16.25 | 16.25 | 4,062,500 | +0.25 (+1.56%) | 4,400 |
| 22 Jun 1981 | USD | 16 | 16.5 | 16 | 16 | 4,000,000 | +0.25 (+1.59%) | 5,700 |
| 19 Jun 1981 | USD | 15.75 | 16.5 | 15.75 | 15.75 | 3,937,500 | 0.0 (0.0%) | 8,400 |
| 18 Jun 1981 | USD | 15.75 | 16.25 | 15.75 | 15.75 | 3,937,500 | 0.0 (0.0%) | 18,900 |
| 17 Jun 1981 | USD | 15.75 | 16.25 | 15.75 | 15.75 | 3,937,500 | 0.0 (0.0%) | 14,600 |
| 16 Jun 1981 | USD | 15.75 | 16.25 | 15.75 | 15.75 | 3,937,500 | -0.5 (-3.08%) | 15,600 |
| 15 Jun 1981 | USD | 16.25 | 16.75 | 16.25 | 16.25 | 4,062,500 | -1.25 (-7.14%) | 11,900 |
| 12 Jun 1981 | USD | 17.5 | 18 | 17.5 | 17.5 | 4,375,000 | -0.25 (-1.41%) | 10,100 |
| 11 Jun 1981 | USD | 17.75 | 18.25 | 17.75 | 17.75 | 4,437,500 | -0.25 (-1.39%) | 1,400 |
| 10 Jun 1981 | USD | 18 | 18.5 | 18 | 18 | 4,500,000 | -0.25 (-1.37%) | 5,800 |
| 9 Jun 1981 | USD | 18.25 | 18.75 | 18.25 | 18.25 | 4,562,500 | 0.0 (0.0%) | 3,700 |
| 8 Jun 1981 | USD | 18.25 | 18.75 | 18.25 | 18.25 | 4,562,500 | -0.25 (-1.35%) | 2,900 |
| 5 Jun 1981 | USD | 18.5 | 19 | 18.5 | 18.5 | 4,625,000 | 0.0 (0.0%) | 4,000 |
| 4 Jun 1981 | USD | 18.5 | 19 | 18.5 | 18.5 | 4,625,000 | -0.25 (-1.33%) | 4,800 |
| 3 Jun 1981 | USD | 18.75 | 19.25 | 18.75 | 18.75 | 4,687,500 | -1 (-5.06%) | 5,100 |
