| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 22 Jul 1981 | USD | 14.625 | 14.75 | 14.625 | 14.625 | 6.5 | -0.125 (-0.85%) | 21,800 |
| 21 Jul 1981 | USD | 14.75 | 14.875 | 14.75 | 14.75 | 6.5556 | -0.125 (-0.84%) | 25,300 |
| 20 Jul 1981 | USD | 14.875 | 15.125 | 14.875 | 14.875 | 6.6111 | -0.75 (-4.80%) | 47,600 |
| 17 Jul 1981 | USD | 15.625 | 15.75 | 15.625 | 15.625 | 6.9444 | -0.125 (-0.79%) | 16,200 |
| 16 Jul 1981 | USD | 15.75 | 15.875 | 15.75 | 15.75 | 7 | +0.25 (+1.61%) | 12,700 |
| 15 Jul 1981 | USD | 15.5 | 15.625 | 15.5 | 15.5 | 6.8889 | +0.5 (+3.33%) | 26,300 |
| 14 Jul 1981 | USD | 15 | 15.125 | 15 | 15 | 6.6667 | 0.0 (0.0%) | 16,800 |
| 13 Jul 1981 | USD | 15 | 15.125 | 15 | 15 | 6.6667 | 0.0 (0.0%) | 10,800 |
| 10 Jul 1981 | USD | 15 | 15.25 | 15 | 15 | 6.6667 | +0.125 (+0.84%) | 12,900 |
| 9 Jul 1981 | USD | 14.875 | 15 | 14.875 | 14.875 | 6.6111 | +0.25 (+1.71%) | 18,200 |
| 8 Jul 1981 | USD | 14.625 | 14.75 | 14.625 | 14.625 | 6.5 | 0.0 (0.0%) | 23,900 |
| 7 Jul 1981 | USD | 14.625 | 14.75 | 14.625 | 14.625 | 6.5 | -0.75 (-4.88%) | 22,900 |
| 6 Jul 1981 | USD | 15.375 | 15.5 | 15.375 | 15.375 | 6.8333 | -0.5 (-3.15%) | 30,500 |
| 3 Jul 1981 | USD | 15.875 | 15.875 | 15.875 | 15.875 | 7.0556 | 0.0 (0.0%) | 0 |
| 2 Jul 1981 | USD | 15.875 | 16 | 15.875 | 15.875 | 7.0556 | -0.25 (-1.55%) | 16,700 |
| 1 Jul 1981 | USD | 16.125 | 16.375 | 16.125 | 16.125 | 7.1667 | -0.25 (-1.53%) | 21,600 |
| 30 Jun 1981 | USD | 16.375 | 16.625 | 16.375 | 16.375 | 7.2778 | +0.125 (+0.77%) | 25,600 |
| 29 Jun 1981 | USD | 16.25 | 16.5 | 16.25 | 16.25 | 7.2222 | 0.0 (0.0%) | 10,600 |
| 26 Jun 1981 | USD | 16.25 | 16.375 | 16.25 | 16.25 | 7.2222 | +0.125 (+0.78%) | 12,500 |
| 25 Jun 1981 | USD | 16.125 | 16.25 | 16.125 | 16.125 | 7.1667 | +0.25 (+1.57%) | 24,800 |
| 24 Jun 1981 | USD | 15.875 | 16 | 15.875 | 15.875 | 7.0556 | -0.125 (-0.78%) | 23,100 |
| 23 Jun 1981 | USD | 16 | 16.125 | 16 | 16 | 7.1111 | +0.625 (+4.07%) | 44,700 |
| 22 Jun 1981 | USD | 15.375 | 15.5 | 15.375 | 15.375 | 6.8333 | 0.0 (0.0%) | 13,100 |
| 19 Jun 1981 | USD | 15.375 | 15.5 | 15.375 | 15.375 | 6.8333 | +0.25 (+1.65%) | 31,400 |
| 18 Jun 1981 | USD | 15.125 | 15.25 | 15.125 | 15.125 | 6.7222 | -0.75 (-4.72%) | 45,400 |
| 17 Jun 1981 | USD | 15.875 | 16.125 | 15.875 | 15.875 | 7.0556 | -0.25 (-1.55%) | 19,600 |
| 16 Jun 1981 | USD | 16.125 | 16.25 | 16.125 | 16.125 | 7.1667 | -0.375 (-2.27%) | 19,400 |
| 15 Jun 1981 | USD | 16.5 | 16.625 | 16.5 | 16.5 | 7.3333 | +0.25 (+1.54%) | 23,600 |
| 12 Jun 1981 | USD | 16.25 | 16.375 | 16.25 | 16.25 | 7.2222 | 0.0 (0.0%) | 13,400 |
| 11 Jun 1981 | USD | 16.25 | 16.5 | 16.25 | 16.25 | 7.2222 | +0.25 (+1.56%) | 18,300 |
