| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 21 Aug 1981 | USD | 8.501 | 8.625 | 8.501 | 8.501 | 0.3542 | -0.124 (-1.44%) | 8,500 |
| 20 Aug 1981 | USD | 8.625 | 8.75 | 8.625 | 8.625 | 0.3594 | 0.0 (0.0%) | 7,500 |
| 19 Aug 1981 | USD | 8.625 | 8.75 | 8.625 | 8.625 | 0.3594 | 0.0 (0.0%) | 4,400 |
| 18 Aug 1981 | USD | 8.625 | 8.75 | 8.625 | 8.625 | 0.3594 | -0.125 (-1.43%) | 11,600 |
| 17 Aug 1981 | USD | 8.75 | 8.876 | 8.75 | 8.75 | 0.3646 | -0.126 (-1.42%) | 5,900 |
| 14 Aug 1981 | USD | 8.876 | 8.876 | 8.75 | 8.876 | 0.3698 | 0.0 (0.0%) | 4,500 |
| 13 Aug 1981 | USD | 8.876 | 8.876 | 8.75 | 8.876 | 0.3698 | 0.0 (0.0%) | 10,800 |
| 12 Aug 1981 | USD | 8.876 | 9.251 | 8.876 | 8.876 | 0.3698 | -0.124 (-1.38%) | 7,400 |
| 11 Aug 1981 | USD | 9 | 9 | 8.625 | 9 | 0.375 | +0.25 (+2.86%) | 7,400 |
| 10 Aug 1981 | USD | 8.75 | 9 | 8.625 | 8.75 | 0.3646 | 0.0 (0.0%) | 6,600 |
| 7 Aug 1981 | USD | 8.75 | 8.876 | 8.625 | 8.75 | 0.3646 | -0.126 (-1.42%) | 4,900 |
| 6 Aug 1981 | USD | 8.876 | 9.125 | 8.876 | 8.876 | 0.3698 | -0.124 (-1.38%) | 10,400 |
| 5 Aug 1981 | USD | 9 | 9.251 | 9 | 9 | 0.375 | -0.125 (-1.37%) | 7,400 |
| 4 Aug 1981 | USD | 9.125 | 9.251 | 9.125 | 9.125 | 0.3802 | 0.0 (0.0%) | 2,600 |
| 3 Aug 1981 | USD | 9.125 | 9.251 | 9.125 | 9.125 | 0.3802 | 0.0 (0.0%) | 7,700 |
| 31 Jul 1981 | USD | 9.125 | 9.125 | 9.125 | 9.125 | 0.3802 | -0.126 (-1.36%) | 100 |
| 30 Jul 1981 | USD | 9.251 | 9.251 | 9 | 9.251 | 0.3855 | 0.0 (0.0%) | 4,200 |
| 29 Jul 1981 | USD | 9.251 | 9.5 | 9.251 | 9.251 | 0.3855 | -0.124 (-1.32%) | 10,900 |
| 28 Jul 1981 | USD | 9.375 | 9.5 | 9.375 | 9.375 | 0.3906 | 0.0 (0.0%) | 4,200 |
| 27 Jul 1981 | USD | 9.375 | 9.626 | 9.251 | 9.375 | 0.3906 | +0.25 (+2.74%) | 3,000 |
| 24 Jul 1981 | USD | 9.125 | 9.251 | 9.125 | 9.125 | 0.3802 | 0.0 (0.0%) | 4,300 |
| 23 Jul 1981 | USD | 9.125 | 9.251 | 9.125 | 9.125 | 0.3802 | -0.126 (-1.36%) | 6,600 |
| 22 Jul 1981 | USD | 9.251 | 9.375 | 9.251 | 9.251 | 0.3855 | -0.124 (-1.32%) | 1,100 |
| 21 Jul 1981 | USD | 9.375 | 9.375 | 9.251 | 9.375 | 0.3906 | 0.0 (0.0%) | 16,700 |
| 20 Jul 1981 | USD | 9.375 | 9.626 | 9.375 | 9.375 | 0.3906 | -0.125 (-1.32%) | 1,900 |
| 17 Jul 1981 | USD | 9.5 | 9.5 | 9.375 | 9.5 | 0.3958 | 0.0 (0.0%) | 3,100 |
| 16 Jul 1981 | USD | 9.5 | 9.5 | 9.375 | 9.5 | 0.3958 | +0.125 (+1.33%) | 3,000 |
| 15 Jul 1981 | USD | 9.375 | 9.375 | 9.375 | 9.375 | 0.3906 | -0.125 (-1.32%) | 2,700 |
| 14 Jul 1981 | USD | 9.5 | 9.626 | 9.375 | 9.5 | 0.3958 | -0.126 (-1.31%) | 1,800 |
| 13 Jul 1981 | USD | 9.626 | 9.626 | 9.375 | 9.626 | 0.4011 | +0.126 (+1.33%) | 3,400 |
