| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 25 Sep 1981 | USD | 22.749 | 23.001 | 22.749 | 22.749 | 0.237 | -1.002 (-4.22%) | 131,900 |
| 24 Sep 1981 | USD | 23.751 | 24 | 23.751 | 23.751 | 0.2474 | -0.498 (-2.05%) | 211,000 |
| 23 Sep 1981 | USD | 24.249 | 24.501 | 24.249 | 24.249 | 0.2526 | -0.75 (-3.00%) | 289,200 |
| 22 Sep 1981 | USD | 24.999 | 25.251 | 24.999 | 24.999 | 0.2604 | -1.002 (-3.85%) | 120,000 |
| 21 Sep 1981 | USD | 26.001 | 26.25 | 26.001 | 26.001 | 0.2708 | +0.501 (+1.96%) | 87,700 |
| 18 Sep 1981 | USD | 25.5 | 25.749 | 25.5 | 25.5 | 0.2656 | +0.249 (+0.99%) | 162,300 |
| 17 Sep 1981 | USD | 25.251 | 25.5 | 25.251 | 25.251 | 0.263 | -1.248 (-4.71%) | 227,400 |
| 16 Sep 1981 | USD | 26.499 | 26.751 | 26.499 | 26.499 | 0.276 | -0.75 (-2.75%) | 157,300 |
| 15 Sep 1981 | USD | 27.249 | 27.501 | 27.249 | 27.249 | 0.2838 | -1.752 (-6.04%) | 103,000 |
| 14 Sep 1981 | USD | 29.001 | 29.25 | 29.001 | 29.001 | 0.3021 | -0.999 (-3.33%) | 97,600 |
| 11 Sep 1981 | USD | 30 | 30.249 | 30 | 30 | 0.3125 | +1.749 (+6.19%) | 109,800 |
| 10 Sep 1981 | USD | 28.251 | 28.749 | 28.251 | 28.251 | 0.2943 | +1.251 (+4.63%) | 77,000 |
| 9 Sep 1981 | USD | 27 | 27.501 | 27 | 27 | 0.2812 | +0.999 (+3.84%) | 74,100 |
| 8 Sep 1981 | USD | 26.001 | 26.25 | 26.001 | 26.001 | 0.2708 | -1.248 (-4.58%) | 87,000 |
| 7 Sep 1981 | USD | 27.249 | 27.249 | 27.249 | 27.249 | 0.2838 | 0.0 (0.0%) | 0 |
| 4 Sep 1981 | USD | 27.249 | 27.501 | 27.249 | 27.249 | 0.2838 | +0.75 (+2.83%) | 113,200 |
| 3 Sep 1981 | USD | 26.499 | 27 | 26.499 | 26.499 | 0.276 | -1.5 (-5.36%) | 317,900 |
| 2 Sep 1981 | USD | 27.999 | 28.5 | 27.999 | 27.999 | 0.2917 | -0.501 (-1.76%) | 85,300 |
| 1 Sep 1981 | USD | 28.5 | 29.001 | 28.5 | 28.5 | 0.2969 | +0.501 (+1.79%) | 61,000 |
| 31 Aug 1981 | USD | 27.999 | 28.251 | 27.999 | 27.999 | 0.2917 | 0.0 (0.0%) | 57,400 |
| 28 Aug 1981 | USD | 27.999 | 28.251 | 27.999 | 27.999 | 0.2917 | 0.0 (0.0%) | 206,000 |
| 27 Aug 1981 | USD | 27.999 | 28.251 | 27.999 | 27.999 | 0.2917 | -0.501 (-1.76%) | 165,300 |
| 26 Aug 1981 | USD | 28.5 | 28.749 | 28.5 | 28.5 | 0.2969 | -0.75 (-2.56%) | 83,700 |
| 25 Aug 1981 | USD | 29.25 | 29.751 | 29.25 | 29.25 | 0.3047 | -0.501 (-1.68%) | 136,800 |
| 24 Aug 1981 | USD | 29.751 | 30 | 29.751 | 29.751 | 0.3099 | -0.498 (-1.65%) | 67,100 |
| 21 Aug 1981 | USD | 30.249 | 30.501 | 30.249 | 30.249 | 0.3151 | -1.251 (-3.97%) | 88,300 |
| 20 Aug 1981 | USD | 31.5 | 31.749 | 31.5 | 31.5 | 0.3281 | +0.75 (+2.44%) | 58,100 |
| 19 Aug 1981 | USD | 30.75 | 30.999 | 30.75 | 30.75 | 0.3203 | +0.501 (+1.66%) | 36,300 |
| 18 Aug 1981 | USD | 30.249 | 30.75 | 30.249 | 30.249 | 0.3151 | -0.252 (-0.83%) | 50,600 |
| 17 Aug 1981 | USD | 30.501 | 30.75 | 30.501 | 30.501 | 0.3177 | -0.249 (-0.81%) | 55,500 |
