| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 7 Oct 1981 | USD | 22.5 | 22.75 | 22.5 | 22.5 | 72,000 | +0.375 (+1.69%) | 17,300 |
| 6 Oct 1981 | USD | 22.125 | 22.25 | 22.125 | 22.125 | 70,800 | +0.25 (+1.14%) | 2,900 |
| 5 Oct 1981 | USD | 21.875 | 22 | 21.875 | 21.875 | 70,000 | +0.125 (+0.57%) | 4,100 |
| 2 Oct 1981 | USD | 21.75 | 22 | 21.75 | 21.75 | 69,600 | 0.0 (0.0%) | 1,600 |
| 1 Oct 1981 | USD | 21.75 | 22 | 21.75 | 21.75 | 69,600 | 0.0 (0.0%) | 2,000 |
| 30 Sep 1981 | USD | 21.75 | 21.875 | 21.75 | 21.75 | 69,600 | +0.125 (+0.58%) | 1,400 |
| 29 Sep 1981 | USD | 21.625 | 21.875 | 21.625 | 21.625 | 69,200 | +0.125 (+0.58%) | 1,500 |
| 28 Sep 1981 | USD | 21.5 | 21.625 | 21.5 | 21.5 | 68,800 | -0.625 (-2.82%) | 5,600 |
| 25 Sep 1981 | USD | 22.125 | 22.375 | 22.125 | 22.125 | 70,800 | -0.25 (-1.12%) | 5,000 |
| 24 Sep 1981 | USD | 22.375 | 22.625 | 22.375 | 22.375 | 71,600 | 0.0 (0.0%) | 800 |
| 23 Sep 1981 | USD | 22.375 | 22.5 | 22.375 | 22.375 | 71,600 | 0.0 (0.0%) | 26,100 |
| 22 Sep 1981 | USD | 22.375 | 22.5 | 22.375 | 22.375 | 71,600 | +0.25 (+1.13%) | 2,300 |
| 21 Sep 1981 | USD | 22.125 | 22.5 | 22.125 | 22.125 | 70,800 | -0.375 (-1.67%) | 12,900 |
| 18 Sep 1981 | USD | 22.5 | 22.625 | 22.5 | 22.5 | 72,000 | -0.125 (-0.55%) | 6,000 |
| 17 Sep 1981 | USD | 22.625 | 22.875 | 22.625 | 22.625 | 72,400 | -0.75 (-3.21%) | 6,700 |
| 16 Sep 1981 | USD | 23.375 | 23.5 | 23.375 | 23.375 | 74,800 | 0.0 (0.0%) | 1,300 |
| 15 Sep 1981 | USD | 23.375 | 23.5 | 23.375 | 23.375 | 74,800 | 0.0 (0.0%) | 3,200 |
| 14 Sep 1981 | USD | 23.375 | 23.625 | 23.375 | 23.375 | 74,800 | -0.125 (-0.53%) | 5,100 |
| 11 Sep 1981 | USD | 23.5 | 23.75 | 23.5 | 23.5 | 75,200 | -0.5 (-2.08%) | 3,000 |
| 10 Sep 1981 | USD | 24 | 24.125 | 24 | 24 | 76,800 | +0.875 (+3.78%) | 13,400 |
| 9 Sep 1981 | USD | 23.125 | 23.375 | 23.125 | 23.125 | 74,000 | +0.375 (+1.65%) | 5,500 |
| 8 Sep 1981 | USD | 22.75 | 23 | 22.75 | 22.75 | 72,800 | -0.25 (-1.09%) | 16,900 |
| 7 Sep 1981 | USD | 23 | 23 | 23 | 23 | 73,600 | 0.0 (0.0%) | 0 |
| 4 Sep 1981 | USD | 23 | 23.25 | 23 | 23 | 73,600 | -0.25 (-1.08%) | 14,900 |
| 3 Sep 1981 | USD | 23.25 | 23.5 | 23.25 | 23.25 | 74,400 | -1 (-4.12%) | 6,000 |
| 2 Sep 1981 | USD | 24.25 | 24.375 | 24.25 | 24.25 | 77,600 | 0.0 (0.0%) | 700 |
| 1 Sep 1981 | USD | 24.25 | 24.5 | 24.25 | 24.25 | 77,600 | -0.125 (-0.51%) | 3,100 |
| 31 Aug 1981 | USD | 24.375 | 24.625 | 24.375 | 24.375 | 78,000 | 0.0 (0.0%) | 2,000 |
| 28 Aug 1981 | USD | 24.375 | 24.625 | 24.375 | 24.375 | 78,000 | 0.0 (0.0%) | 1,700 |
| 27 Aug 1981 | USD | 24.375 | 24.625 | 24.375 | 24.375 | 78,000 | 0.0 (0.0%) | 7,900 |
