| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 26 Aug 1981 | USD | 19.876 | 20.376 | 19.876 | 19.876 | 6.6253 | +0.25 (+1.27%) | 55,200 |
| 25 Aug 1981 | USD | 19.626 | 20 | 19.626 | 19.626 | 6.542 | -0.374 (-1.87%) | 23,000 |
| 24 Aug 1981 | USD | 20 | 20.5 | 20 | 20 | 6.6667 | -0.5 (-2.44%) | 23,300 |
| 21 Aug 1981 | USD | 20.5 | 20.876 | 20.5 | 20.5 | 6.8333 | -0.75 (-3.53%) | 10,700 |
| 20 Aug 1981 | USD | 21.25 | 21.876 | 21.25 | 21.25 | 7.0833 | 0.0 (0.0%) | 26,200 |
| 19 Aug 1981 | USD | 21.25 | 21.25 | 20.5 | 21.25 | 7.0833 | +0.75 (+3.66%) | 15,400 |
| 18 Aug 1981 | USD | 20.5 | 21.25 | 20.126 | 20.5 | 6.8333 | -0.75 (-3.53%) | 15,600 |
| 17 Aug 1981 | USD | 21.25 | 21.876 | 21.126 | 21.25 | 7.0833 | -0.75 (-3.41%) | 25,800 |
| 14 Aug 1981 | USD | 22 | 22.5 | 22 | 22 | 7.3333 | -1 (-4.35%) | 14,100 |
| 13 Aug 1981 | USD | 23 | 23.126 | 22.5 | 23 | 7.6667 | 0.0 (0.0%) | 55,500 |
| 12 Aug 1981 | USD | 23 | 23.5 | 23 | 23 | 7.6667 | 0.0 (0.0%) | 32,600 |
| 11 Aug 1981 | USD | 23 | 23.25 | 22.75 | 23 | 7.6667 | 0.0 (0.0%) | 8,900 |
| 10 Aug 1981 | USD | 23 | 23.5 | 23 | 23 | 7.6667 | -0.5 (-2.13%) | 11,800 |
| 7 Aug 1981 | USD | 23.5 | 23.876 | 23.25 | 23.5 | 7.8333 | +0.124 (+0.53%) | 6,000 |
| 6 Aug 1981 | USD | 23.376 | 23.75 | 23.25 | 23.376 | 7.792 | 0.0 (0.0%) | 18,700 |
| 5 Aug 1981 | USD | 23.376 | 23.626 | 23.126 | 23.376 | 7.792 | +0.25 (+1.08%) | 5,700 |
| 4 Aug 1981 | USD | 23.126 | 23.626 | 23.126 | 23.126 | 7.7087 | -0.25 (-1.07%) | 6,100 |
| 3 Aug 1981 | USD | 23.376 | 23.5 | 23 | 23.376 | 7.792 | -0.374 (-1.57%) | 17,200 |
| 31 Jul 1981 | USD | 23.75 | 23.75 | 23 | 23.75 | 7.9167 | +0.624 (+2.70%) | 10,700 |
| 30 Jul 1981 | USD | 23.126 | 23.25 | 23 | 23.126 | 7.7087 | +0.126 (+0.55%) | 700 |
| 29 Jul 1981 | USD | 23 | 23.126 | 22.876 | 23 | 7.6667 | +0.25 (+1.10%) | 15,000 |
| 28 Jul 1981 | USD | 22.75 | 23.376 | 22.5 | 22.75 | 7.5833 | -0.75 (-3.19%) | 19,800 |
| 27 Jul 1981 | USD | 23.5 | 24.626 | 23.5 | 23.5 | 7.8333 | -1.25 (-5.05%) | 9,500 |
| 24 Jul 1981 | USD | 24.75 | 25 | 24.5 | 24.75 | 8.25 | -0.5 (-1.98%) | 24,500 |
| 23 Jul 1981 | USD | 25.25 | 25.25 | 24.75 | 25.25 | 8.4167 | +0.5 (+2.02%) | 9,200 |
| 22 Jul 1981 | USD | 24.75 | 24.75 | 24.5 | 24.75 | 8.25 | +0.374 (+1.53%) | 3,000 |
| 21 Jul 1981 | USD | 24.376 | 24.876 | 24.376 | 24.376 | 8.1253 | -0.124 (-0.51%) | 3,300 |
| 20 Jul 1981 | USD | 24.5 | 24.5 | 24.25 | 24.5 | 8.1667 | -0.376 (-1.51%) | 5,500 |
| 17 Jul 1981 | USD | 24.876 | 24.876 | 24.626 | 24.876 | 8.292 | +0.376 (+1.53%) | 1,900 |
| 16 Jul 1981 | USD | 24.5 | 24.5 | 24.25 | 24.5 | 8.1667 | +0.25 (+1.03%) | 2,900 |
