| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 30 Sep 1981 | USD | 7.875 | 8 | 7.875 | 7.875 | 7.875 | -0.25 (-3.08%) | 11,400 |
| 29 Sep 1981 | USD | 8.125 | 8.25 | 8.125 | 8.125 | 8.125 | +0.25 (+3.17%) | 6,400 |
| 28 Sep 1981 | USD | 7.875 | 8 | 7.875 | 7.875 | 7.875 | -0.5 (-5.97%) | 14,300 |
| 25 Sep 1981 | USD | 8.375 | 8.5 | 8.375 | 8.375 | 8.375 | -0.25 (-2.90%) | 12,500 |
| 24 Sep 1981 | USD | 8.625 | 8.75 | 8.625 | 8.625 | 8.625 | -0.125 (-1.43%) | 14,900 |
| 23 Sep 1981 | USD | 8.75 | 8.875 | 8.75 | 8.75 | 8.75 | -0.5 (-5.41%) | 15,400 |
| 22 Sep 1981 | USD | 9.25 | 9.375 | 9.25 | 9.25 | 9.25 | +0.25 (+2.78%) | 14,900 |
| 21 Sep 1981 | USD | 9 | 9.125 | 9 | 9 | 9 | +0.125 (+1.41%) | 8,000 |
| 18 Sep 1981 | USD | 8.875 | 9.125 | 8.875 | 8.875 | 8.875 | -0.125 (-1.39%) | 6,700 |
| 17 Sep 1981 | USD | 9 | 9.25 | 9 | 9 | 9 | -0.125 (-1.37%) | 26,900 |
| 16 Sep 1981 | USD | 9.125 | 9.25 | 9.125 | 9.125 | 9.125 | -0.25 (-2.67%) | 29,600 |
| 15 Sep 1981 | USD | 9.375 | 9.5 | 9.375 | 9.375 | 9.375 | 0.0 (0.0%) | 18,800 |
| 14 Sep 1981 | USD | 9.375 | 9.5 | 9.375 | 9.375 | 9.375 | +0.25 (+2.74%) | 15,200 |
| 11 Sep 1981 | USD | 9.125 | 9.25 | 9.125 | 9.125 | 9.125 | 0.0 (0.0%) | 9,900 |
| 10 Sep 1981 | USD | 9.125 | 9.25 | 9.125 | 9.125 | 9.125 | 0.0 (0.0%) | 11,800 |
| 9 Sep 1981 | USD | 9.125 | 9.375 | 9.125 | 9.125 | 9.125 | -0.125 (-1.35%) | 10,800 |
| 8 Sep 1981 | USD | 9.25 | 9.375 | 9.25 | 9.25 | 9.25 | -0.25 (-2.63%) | 9,700 |
| 7 Sep 1981 | USD | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 0.0 (0.0%) | 0 |
| 4 Sep 1981 | USD | 9.5 | 9.625 | 9.5 | 9.5 | 9.5 | +0.125 (+1.33%) | 18,300 |
| 3 Sep 1981 | USD | 9.375 | 9.5 | 9.375 | 9.375 | 9.375 | +0.25 (+2.74%) | 14,100 |
| 2 Sep 1981 | USD | 9.125 | 9.25 | 9.125 | 9.125 | 9.125 | +0.25 (+2.82%) | 8,000 |
| 1 Sep 1981 | USD | 8.875 | 9 | 8.875 | 8.875 | 8.875 | +0.125 (+1.43%) | 7,600 |
| 31 Aug 1981 | USD | 8.75 | 9 | 8.75 | 8.75 | 8.75 | -0.125 (-1.41%) | 2,800 |
| 28 Aug 1981 | USD | 8.875 | 9.125 | 8.875 | 8.875 | 8.875 | +0.125 (+1.43%) | 12,200 |
| 27 Aug 1981 | USD | 8.75 | 8.875 | 8.75 | 8.75 | 8.75 | 0.0 (0.0%) | 1,800 |
| 26 Aug 1981 | USD | 8.75 | 9 | 8.75 | 8.75 | 8.75 | 0.0 (0.0%) | 3,500 |
| 25 Aug 1981 | USD | 8.75 | 9 | 8.75 | 8.75 | 8.75 | -0.375 (-4.11%) | 11,900 |
| 24 Aug 1981 | USD | 9.125 | 9.25 | 9.125 | 9.125 | 9.125 | -0.25 (-2.67%) | 11,100 |
| 21 Aug 1981 | USD | 9.375 | 9.625 | 9.375 | 9.375 | 9.375 | +0.25 (+2.74%) | 16,100 |
| 20 Aug 1981 | USD | 9.125 | 9.375 | 9.125 | 9.125 | 9.125 | -0.25 (-2.67%) | 13,100 |
