| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 8 Sep 1981 | USD | 17.25 | 17.5 | 17 | 17.25 | 5.1111 | +0.125 (+0.73%) | 15,600 |
| 7 Sep 1981 | USD | 17.125 | 17.125 | 17.125 | 17.125 | 5.0741 | 0.0 (0.0%) | 0 |
| 4 Sep 1981 | USD | 17.125 | 17.375 | 16.75 | 17.125 | 5.0741 | -0.125 (-0.72%) | 8,500 |
| 3 Sep 1981 | USD | 17.25 | 18 | 17 | 17.25 | 5.1111 | -0.625 (-3.50%) | 9,400 |
| 2 Sep 1981 | USD | 17.875 | 18 | 17 | 17.875 | 5.2963 | +0.625 (+3.62%) | 15,700 |
| 1 Sep 1981 | USD | 17.25 | 17.75 | 16.25 | 17.25 | 5.1111 | +0.875 (+5.34%) | 30,800 |
| 31 Aug 1981 | USD | 16.375 | 17.875 | 16 | 16.375 | 4.8519 | -0.5 (-2.96%) | 40,300 |
| 28 Aug 1981 | USD | 16.875 | 18.75 | 16.5 | 16.875 | 5 | -2.625 (-13.46%) | 90,200 |
| 27 Aug 1981 | USD | 19.5 | 20 | 19.5 | 19.5 | 5.7778 | -0.625 (-3.11%) | 9,800 |
| 26 Aug 1981 | USD | 20.125 | 20.375 | 19.875 | 20.125 | 5.963 | +0.25 (+1.26%) | 6,800 |
| 25 Aug 1981 | USD | 19.875 | 21.25 | 19.25 | 19.875 | 5.8889 | -1.75 (-8.09%) | 21,900 |
| 24 Aug 1981 | USD | 21.625 | 22.25 | 21.5 | 21.625 | 6.4074 | -0.75 (-3.35%) | 9,600 |
| 21 Aug 1981 | USD | 22.375 | 22.625 | 22.125 | 22.375 | 6.6296 | +0.125 (+0.56%) | 4,900 |
| 20 Aug 1981 | USD | 22.25 | 23.125 | 22.25 | 22.25 | 6.5926 | -0.625 (-2.73%) | 20,000 |
| 19 Aug 1981 | USD | 22.875 | 22.875 | 22.375 | 22.875 | 6.7778 | +0.625 (+2.81%) | 15,300 |
| 18 Aug 1981 | USD | 22.25 | 22.25 | 20.625 | 22.25 | 6.5926 | +1.25 (+5.95%) | 21,900 |
| 17 Aug 1981 | USD | 21 | 22.875 | 20.875 | 21 | 6.2222 | -1.5 (-6.67%) | 72,900 |
| 14 Aug 1981 | USD | 22.5 | 22.875 | 22.5 | 22.5 | 6.6667 | -0.125 (-0.55%) | 4,100 |
| 13 Aug 1981 | USD | 22.625 | 23 | 22.625 | 22.625 | 6.7037 | 0.0 (0.0%) | 6,900 |
| 12 Aug 1981 | USD | 22.625 | 23.25 | 22.625 | 22.625 | 6.7037 | -0.75 (-3.21%) | 6,500 |
| 11 Aug 1981 | USD | 23.375 | 24 | 23.375 | 23.375 | 6.9259 | -0.375 (-1.58%) | 16,300 |
| 10 Aug 1981 | USD | 23.75 | 24.25 | 23.75 | 23.75 | 7.037 | 0.0 (0.0%) | 8,300 |
| 7 Aug 1981 | USD | 23.75 | 24.125 | 23.75 | 23.75 | 7.037 | -0.5 (-2.06%) | 7,400 |
| 6 Aug 1981 | USD | 24.25 | 24.5 | 24.25 | 24.25 | 7.1852 | -0.25 (-1.02%) | 8,300 |
| 5 Aug 1981 | USD | 24.5 | 24.5 | 24.375 | 24.5 | 7.2593 | 0.0 (0.0%) | 4,100 |
| 4 Aug 1981 | USD | 24.5 | 24.5 | 24.375 | 24.5 | 7.2593 | -0.125 (-0.51%) | 3,100 |
| 3 Aug 1981 | USD | 24.625 | 24.75 | 24.375 | 24.625 | 7.2963 | +0.125 (+0.51%) | 24,500 |
| 31 Jul 1981 | USD | 24.5 | 24.5 | 23.875 | 24.5 | 7.2593 | +0.5 (+2.08%) | 14,800 |
| 30 Jul 1981 | USD | 24 | 24 | 23.375 | 24 | 7.1111 | +0.75 (+3.23%) | 23,100 |
| 29 Jul 1981 | USD | 23.25 | 23.25 | 22.875 | 23.25 | 6.8889 | +0.5 (+2.20%) | 35,000 |
