| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 26 Aug 1981 | USD | 24.375 | 24.75 | 24.375 | 24.375 | 78,000 | 0.0 (0.0%) | 22,500 |
| 25 Aug 1981 | USD | 24.375 | 24.75 | 24.375 | 24.375 | 78,000 | -0.25 (-1.02%) | 9,100 |
| 24 Aug 1981 | USD | 24.625 | 24.75 | 24.625 | 24.625 | 78,800 | -0.5 (-1.99%) | 7,200 |
| 21 Aug 1981 | USD | 25.125 | 25.375 | 25.125 | 25.125 | 80,400 | +0.375 (+1.52%) | 4,800 |
| 20 Aug 1981 | USD | 24.75 | 25 | 24.75 | 24.75 | 79,200 | +0.375 (+1.54%) | 20,000 |
| 19 Aug 1981 | USD | 24.375 | 24.625 | 24.375 | 24.375 | 78,000 | +0.25 (+1.04%) | 52,100 |
| 18 Aug 1981 | USD | 24.125 | 24.5 | 24.125 | 24.125 | 77,200 | -0.125 (-0.52%) | 9,600 |
| 17 Aug 1981 | USD | 24.25 | 24.5 | 24.25 | 24.25 | 77,600 | -0.125 (-0.51%) | 160,400 |
| 14 Aug 1981 | USD | 24.375 | 24.5 | 24.375 | 24.375 | 78,000 | +1.25 (+5.41%) | 63,200 |
| 13 Aug 1981 | USD | 23.125 | 23.25 | 23.125 | 23.125 | 74,000 | +2.125 (+10.12%) | 19,800 |
| 12 Aug 1981 | USD | 21 | 21.25 | 21 | 21 | 67,200 | 0.0 (0.0%) | 3,000 |
| 11 Aug 1981 | USD | 21 | 21.25 | 21 | 21 | 67,200 | 0.0 (0.0%) | 2,900 |
| 10 Aug 1981 | USD | 21 | 21 | 21 | 21 | 67,200 | 0.0 (0.0%) | 0 |
| 7 Aug 1981 | USD | 21 | 21.25 | 21 | 21 | 67,200 | 0.0 (0.0%) | 3,300 |
| 6 Aug 1981 | USD | 21 | 21.25 | 21 | 21 | 67,200 | 0.0 (0.0%) | 2,000 |
| 5 Aug 1981 | USD | 21 | 21.25 | 21 | 21 | 67,200 | 0.0 (0.0%) | 1,600 |
| 4 Aug 1981 | USD | 21 | 21.125 | 21 | 21 | 67,200 | +0.125 (+0.60%) | 4,600 |
| 3 Aug 1981 | USD | 20.875 | 21.25 | 20.875 | 20.875 | 66,800 | 0.0 (0.0%) | 200 |
| 31 Jul 1981 | USD | 20.875 | 21.125 | 20.875 | 20.875 | 66,800 | +0.125 (+0.60%) | 6,200 |
| 30 Jul 1981 | USD | 20.75 | 20.875 | 20.75 | 20.75 | 66,400 | +0.25 (+1.22%) | 2,300 |
| 29 Jul 1981 | USD | 20.5 | 20.75 | 20.5 | 20.5 | 65,600 | +0.125 (+0.61%) | 3,700 |
| 28 Jul 1981 | USD | 20.375 | 20.5 | 20.375 | 20.375 | 65,200 | +0.25 (+1.24%) | 9,600 |
| 27 Jul 1981 | USD | 20.125 | 20.25 | 20.125 | 20.125 | 64,400 | +0.125 (+0.63%) | 5,100 |
| 24 Jul 1981 | USD | 20 | 20.125 | 20 | 20 | 64,000 | +0.125 (+0.63%) | 7,500 |
| 23 Jul 1981 | USD | 19.875 | 20.125 | 19.875 | 19.875 | 63,600 | 0.0 (0.0%) | 3,000 |
| 22 Jul 1981 | USD | 19.875 | 20.125 | 19.875 | 19.875 | 63,600 | -0.125 (-0.63%) | 2,000 |
| 21 Jul 1981 | USD | 20 | 20.125 | 20 | 20 | 64,000 | -0.375 (-1.84%) | 7,700 |
| 20 Jul 1981 | USD | 20.375 | 20.625 | 20.375 | 20.375 | 65,200 | -0.5 (-2.40%) | 7,000 |
| 17 Jul 1981 | USD | 20.875 | 21 | 20.875 | 20.875 | 66,800 | +0.125 (+0.60%) | 400 |
| 16 Jul 1981 | USD | 20.75 | 20.875 | 20.75 | 20.75 | 66,400 | +0.125 (+0.61%) | 1,700 |
