| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 26 Aug 1981 | USD | 20 | 20 | 19.626 | 20 | 8.7165 | +0.25 (+1.27%) | 119,600 |
| 25 Aug 1981 | USD | 19.75 | 19.75 | 19.376 | 19.75 | 8.6075 | 0.0 (0.0%) | 117,600 |
| 24 Aug 1981 | USD | 19.75 | 19.876 | 19.626 | 19.75 | 8.6075 | 0.0 (0.0%) | 80,000 |
| 21 Aug 1981 | USD | 19.75 | 20 | 19.75 | 19.75 | 8.6075 | -0.126 (-0.63%) | 359,400 |
| 20 Aug 1981 | USD | 19.876 | 20 | 19.75 | 19.876 | 8.6625 | -0.25 (-1.24%) | 41,400 |
| 19 Aug 1981 | USD | 20.126 | 20.126 | 19.876 | 20.126 | 8.7714 | 0.0 (0.0%) | 154,700 |
| 18 Aug 1981 | USD | 20.126 | 20.25 | 19.876 | 20.126 | 8.7714 | -0.25 (-1.23%) | 283,900 |
| 17 Aug 1981 | USD | 20.376 | 20.626 | 20.376 | 20.376 | 8.8804 | -0.75 (-3.55%) | 306,000 |
| 14 Aug 1981 | USD | 21.126 | 21.126 | 20.876 | 21.126 | 9.2072 | +0.376 (+1.81%) | 64,200 |
| 13 Aug 1981 | USD | 20.75 | 20.876 | 20.75 | 20.75 | 9.0434 | 0.0 (0.0%) | 29,800 |
| 12 Aug 1981 | USD | 20.75 | 21.126 | 20.75 | 20.75 | 9.0434 | -0.25 (-1.19%) | 77,200 |
| 11 Aug 1981 | USD | 21 | 21.25 | 20.876 | 21 | 9.1523 | +0.124 (+0.59%) | 266,900 |
| 10 Aug 1981 | USD | 20.876 | 21 | 20.5 | 20.876 | 9.0983 | +0.126 (+0.61%) | 199,400 |
| 7 Aug 1981 | USD | 20.75 | 20.75 | 20.5 | 20.75 | 9.0434 | 0.0 (0.0%) | 44,900 |
| 6 Aug 1981 | USD | 20.75 | 21 | 20.75 | 20.75 | 9.0434 | +0.124 (+0.60%) | 255,600 |
| 5 Aug 1981 | USD | 20.626 | 20.75 | 20.25 | 20.626 | 8.9893 | +0.25 (+1.23%) | 132,400 |
| 4 Aug 1981 | USD | 20.376 | 20.5 | 20.376 | 20.376 | 8.8804 | 0.0 (0.0%) | 31,400 |
| 3 Aug 1981 | USD | 20.376 | 20.5 | 20.376 | 20.376 | 8.8804 | -0.124 (-0.60%) | 87,200 |
| 31 Jul 1981 | USD | 20.5 | 20.5 | 20.25 | 20.5 | 8.9344 | +0.25 (+1.23%) | 102,700 |
| 30 Jul 1981 | USD | 20.25 | 20.376 | 20.126 | 20.25 | 8.8255 | +0.25 (+1.25%) | 247,900 |
| 29 Jul 1981 | USD | 20 | 20.126 | 20 | 20 | 8.7165 | -0.126 (-0.63%) | 77,800 |
| 28 Jul 1981 | USD | 20.126 | 20.25 | 20.126 | 20.126 | 8.7714 | -0.124 (-0.61%) | 156,100 |
| 27 Jul 1981 | USD | 20.25 | 20.25 | 19.876 | 20.25 | 8.8255 | +0.5 (+2.53%) | 94,900 |
| 24 Jul 1981 | USD | 19.75 | 19.876 | 19.5 | 19.75 | 8.6075 | +0.374 (+1.93%) | 69,800 |
| 23 Jul 1981 | USD | 19.376 | 19.5 | 19.126 | 19.376 | 8.4445 | -0.124 (-0.64%) | 55,500 |
| 22 Jul 1981 | USD | 19.5 | 19.626 | 19.376 | 19.5 | 8.4986 | 0.0 (0.0%) | 692,700 |
| 21 Jul 1981 | USD | 19.5 | 19.75 | 19.5 | 19.5 | 8.4986 | -0.126 (-0.64%) | 83,200 |
| 20 Jul 1981 | USD | 19.626 | 19.876 | 19.626 | 19.626 | 8.5535 | -0.624 (-3.08%) | 83,200 |
| 17 Jul 1981 | USD | 20.25 | 20.25 | 19.75 | 20.25 | 8.8255 | +0.5 (+2.53%) | 107,800 |
| 16 Jul 1981 | USD | 19.75 | 20 | 19.75 | 19.75 | 8.6075 | 0.0 (0.0%) | 55,600 |
