| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 27 Aug 1981 | USD | 28.25 | 28.75 | 28.25 | 28.25 | 12.1662 | +0.75 (+2.73%) | 26,900 |
| 26 Aug 1981 | USD | 27.5 | 27.625 | 27.5 | 27.5 | 11.8432 | +0.5 (+1.85%) | 18,900 |
| 25 Aug 1981 | USD | 27 | 27.25 | 27 | 27 | 11.6279 | -0.25 (-0.92%) | 36,700 |
| 24 Aug 1981 | USD | 27.25 | 27.625 | 27.25 | 27.25 | 11.7356 | -2.5 (-8.40%) | 33,200 |
| 21 Aug 1981 | USD | 29.75 | 30 | 29.75 | 29.75 | 12.8122 | +0.875 (+3.03%) | 39,900 |
| 20 Aug 1981 | USD | 28.875 | 29.125 | 28.875 | 28.875 | 12.4354 | -0.625 (-2.12%) | 30,100 |
| 19 Aug 1981 | USD | 29.5 | 29.75 | 29.5 | 29.5 | 12.7046 | +0.375 (+1.29%) | 55,000 |
| 18 Aug 1981 | USD | 29.125 | 29.5 | 29.125 | 29.125 | 12.5431 | +1.125 (+4.02%) | 57,900 |
| 17 Aug 1981 | USD | 28 | 28.375 | 28 | 28 | 12.0586 | -0.625 (-2.18%) | 44,600 |
| 14 Aug 1981 | USD | 28.625 | 29 | 28.625 | 28.625 | 12.3277 | +0.625 (+2.23%) | 28,700 |
| 13 Aug 1981 | USD | 28 | 28.5 | 28 | 28 | 12.0586 | +0.25 (+0.90%) | 33,000 |
| 12 Aug 1981 | USD | 27.75 | 28 | 27.75 | 27.75 | 11.9509 | +0.5 (+1.83%) | 70,100 |
| 11 Aug 1981 | USD | 27.25 | 27.75 | 27.25 | 27.25 | 11.7356 | +1.125 (+4.31%) | 54,000 |
| 10 Aug 1981 | USD | 26.125 | 26.125 | 26.125 | 26.125 | 11.2511 | 0.0 (0.0%) | 0 |
| 7 Aug 1981 | USD | 26.125 | 26.625 | 26.125 | 26.125 | 11.2511 | -0.375 (-1.42%) | 31,000 |
| 6 Aug 1981 | USD | 26.5 | 26.625 | 26.5 | 26.5 | 11.4126 | +1.875 (+7.61%) | 28,400 |
| 5 Aug 1981 | USD | 24.625 | 25.125 | 24.625 | 24.625 | 10.6051 | +0.625 (+2.60%) | 23,500 |
| 4 Aug 1981 | USD | 24 | 24.375 | 24 | 24 | 10.3359 | +0.125 (+0.52%) | 45,100 |
| 3 Aug 1981 | USD | 23.875 | 24.25 | 23.875 | 23.875 | 10.2821 | -1.625 (-6.37%) | 43,000 |
| 31 Jul 1981 | USD | 25.5 | 25.75 | 25.5 | 25.5 | 10.9819 | +0.375 (+1.49%) | 17,500 |
| 30 Jul 1981 | USD | 25.125 | 25.5 | 25.125 | 25.125 | 10.8204 | +0.875 (+3.61%) | 34,300 |
| 29 Jul 1981 | USD | 24.25 | 24.625 | 24.25 | 24.25 | 10.4436 | 0.0 (0.0%) | 21,100 |
| 28 Jul 1981 | USD | 24.25 | 24.875 | 24.25 | 24.25 | 10.4436 | -0.25 (-1.02%) | 16,900 |
| 27 Jul 1981 | USD | 24.5 | 24.875 | 24.5 | 24.5 | 10.5512 | -0.25 (-1.01%) | 19,800 |
| 24 Jul 1981 | USD | 24.75 | 25.125 | 24.75 | 24.75 | 10.6589 | -0.25 (-1%) | 17,600 |
| 23 Jul 1981 | USD | 25 | 25.25 | 25 | 25 | 10.7666 | -0.25 (-0.99%) | 28,900 |
| 22 Jul 1981 | USD | 25.25 | 25.5 | 25.25 | 25.25 | 10.8742 | +0.25 (+1%) | 35,100 |
| 21 Jul 1981 | USD | 25 | 25.25 | 25 | 25 | 10.7666 | +1 (+4.17%) | 57,400 |
| 20 Jul 1981 | USD | 24 | 24.375 | 24 | 24 | 10.3359 | -1.25 (-4.95%) | 15,400 |
| 17 Jul 1981 | USD | 25.25 | 25.5 | 25.25 | 25.25 | 10.8742 | 0.0 (0.0%) | 71,200 |
