| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 28 Aug 1981 | USD | 14 | 14.125 | 13.875 | 14 | 14 | +0.375 (+2.75%) | 4,400 |
| 27 Aug 1981 | USD | 13.625 | 13.875 | 13.25 | 13.625 | 13.625 | -0.375 (-2.68%) | 25,700 |
| 26 Aug 1981 | USD | 14 | 14 | 13.875 | 14 | 14 | +0.125 (+0.90%) | 2,400 |
| 25 Aug 1981 | USD | 13.875 | 13.875 | 13.625 | 13.875 | 13.875 | 0.0 (0.0%) | 7,100 |
| 24 Aug 1981 | USD | 13.875 | 14.25 | 13.875 | 13.875 | 13.875 | -0.375 (-2.63%) | 8,100 |
| 21 Aug 1981 | USD | 14.25 | 14.5 | 14.25 | 14.25 | 14.25 | -0.25 (-1.72%) | 3,400 |
| 20 Aug 1981 | USD | 14.5 | 14.625 | 14.5 | 14.5 | 14.5 | +0.125 (+0.87%) | 1,200 |
| 19 Aug 1981 | USD | 14.375 | 14.5 | 14.375 | 14.375 | 14.375 | 0.0 (0.0%) | 2,300 |
| 18 Aug 1981 | USD | 14.375 | 14.5 | 14.375 | 14.375 | 14.375 | -0.125 (-0.86%) | 1,600 |
| 17 Aug 1981 | USD | 14.5 | 14.75 | 14.5 | 14.5 | 14.5 | -0.25 (-1.69%) | 4,300 |
| 14 Aug 1981 | USD | 14.75 | 14.75 | 14.5 | 14.75 | 14.75 | +0.25 (+1.72%) | 800 |
| 13 Aug 1981 | USD | 14.5 | 14.75 | 14.5 | 14.5 | 14.5 | -0.125 (-0.85%) | 4,400 |
| 12 Aug 1981 | USD | 14.625 | 14.625 | 14.25 | 14.625 | 14.625 | +0.375 (+2.63%) | 4,500 |
| 11 Aug 1981 | USD | 14.25 | 14.375 | 14.25 | 14.25 | 14.25 | -0.125 (-0.87%) | 4,300 |
| 10 Aug 1981 | USD | 14.375 | 14.625 | 14.375 | 14.375 | 14.375 | -0.125 (-0.86%) | 5,000 |
| 7 Aug 1981 | USD | 14.5 | 14.75 | 14.5 | 14.5 | 14.5 | -0.125 (-0.85%) | 6,000 |
| 6 Aug 1981 | USD | 14.625 | 14.75 | 14.625 | 14.625 | 14.625 | 0.0 (0.0%) | 500 |
| 5 Aug 1981 | USD | 14.625 | 14.625 | 14.625 | 14.625 | 14.625 | 0.0 (0.0%) | 6,500 |
| 4 Aug 1981 | USD | 14.625 | 14.625 | 14.5 | 14.625 | 14.625 | 0.0 (0.0%) | 2,700 |
| 3 Aug 1981 | USD | 14.625 | 14.625 | 14.625 | 14.625 | 14.625 | 0.0 (0.0%) | 2,400 |
| 31 Jul 1981 | USD | 14.625 | 14.625 | 14.625 | 14.625 | 14.625 | 0.0 (0.0%) | 3,300 |
| 30 Jul 1981 | USD | 14.625 | 14.75 | 14.625 | 14.625 | 14.625 | 0.0 (0.0%) | 3,400 |
| 29 Jul 1981 | USD | 14.625 | 14.625 | 14.625 | 14.625 | 14.625 | 0.0 (0.0%) | 1,400 |
| 28 Jul 1981 | USD | 14.625 | 14.625 | 14.625 | 14.625 | 14.625 | 0.0 (0.0%) | 1,000 |
| 27 Jul 1981 | USD | 14.625 | 14.75 | 14.625 | 14.625 | 14.625 | 0.0 (0.0%) | 500 |
| 24 Jul 1981 | USD | 14.625 | 14.75 | 14.5 | 14.625 | 14.625 | 0.0 (0.0%) | 2,600 |
| 23 Jul 1981 | USD | 14.625 | 14.75 | 14.5 | 14.625 | 14.625 | +0.125 (+0.86%) | 4,100 |
| 22 Jul 1981 | USD | 14.5 | 14.625 | 14.5 | 14.5 | 14.5 | -0.25 (-1.69%) | 36,700 |
| 21 Jul 1981 | USD | 14.75 | 14.875 | 14.625 | 14.75 | 14.75 | -0.125 (-0.84%) | 5,000 |
| 20 Jul 1981 | USD | 14.875 | 15.125 | 14.875 | 14.875 | 14.875 | -0.125 (-0.83%) | 6,800 |
