| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 15 Sep 1981 | USD | 27 | 27.252 | 27 | 27 | 45 | 0.0 (0.0%) | 2,400 |
| 14 Sep 1981 | USD | 27 | 27.378 | 27 | 27 | 45 | -0.252 (-0.92%) | 8,900 |
| 11 Sep 1981 | USD | 27.252 | 27.252 | 27 | 27.252 | 45.42 | 0.0 (0.0%) | 8,900 |
| 10 Sep 1981 | USD | 27.252 | 27.252 | 26.754 | 27.252 | 45.42 | +0.498 (+1.86%) | 7,100 |
| 9 Sep 1981 | USD | 26.754 | 27.252 | 26.502 | 26.754 | 44.59 | -0.624 (-2.28%) | 43,600 |
| 8 Sep 1981 | USD | 27.378 | 28.38 | 27.126 | 27.378 | 45.63 | -0.872 (-3.09%) | 25,600 |
| 7 Sep 1981 | USD | 28.25 | 28.25 | 28.25 | 28.25 | 47.0833 | -0.004 (-0.01%) | 0 |
| 4 Sep 1981 | USD | 28.254 | 28.752 | 28.254 | 28.254 | 47.09 | -0.498 (-1.73%) | 3,000 |
| 3 Sep 1981 | USD | 28.752 | 29.25 | 28.5 | 28.752 | 47.92 | -0.498 (-1.70%) | 5,500 |
| 2 Sep 1981 | USD | 29.25 | 29.502 | 29.25 | 29.25 | 48.75 | 0.0 (0.0%) | 20,100 |
| 1 Sep 1981 | USD | 29.25 | 29.502 | 29.25 | 29.25 | 48.75 | -0.252 (-0.85%) | 5,400 |
| 31 Aug 1981 | USD | 29.502 | 29.628 | 29.376 | 29.502 | 49.17 | +0.252 (+0.86%) | 14,200 |
| 28 Aug 1981 | USD | 29.25 | 29.502 | 28.752 | 29.25 | 48.75 | +0.75 (+2.63%) | 38,100 |
| 27 Aug 1981 | USD | 28.5 | 28.752 | 28.254 | 28.5 | 47.5 | 0.0 (0.0%) | 5,800 |
| 26 Aug 1981 | USD | 28.5 | 28.752 | 28.002 | 28.5 | 47.5 | +0.372 (+1.32%) | 42,800 |
| 25 Aug 1981 | USD | 28.128 | 28.254 | 27.252 | 28.128 | 46.88 | -0.126 (-0.45%) | 23,200 |
| 24 Aug 1981 | USD | 28.254 | 31.002 | 28.254 | 28.254 | 47.09 | -2.748 (-8.86%) | 85,200 |
| 21 Aug 1981 | USD | 31.002 | 31.5 | 30.75 | 31.002 | 51.67 | -0.498 (-1.58%) | 7,500 |
| 20 Aug 1981 | USD | 31.5 | 32.502 | 31.5 | 31.5 | 52.5 | -1.38 (-4.20%) | 25,900 |
| 19 Aug 1981 | USD | 32.88 | 32.88 | 32.502 | 32.88 | 54.8 | +0.252 (+0.77%) | 6,600 |
| 18 Aug 1981 | USD | 32.628 | 32.88 | 32.628 | 32.628 | 54.38 | -0.252 (-0.77%) | 6,400 |
| 17 Aug 1981 | USD | 32.88 | 33 | 32.754 | 32.88 | 54.8 | -0.12 (-0.36%) | 10,600 |
| 14 Aug 1981 | USD | 33 | 33.252 | 33 | 33 | 55 | 0.0 (0.0%) | 3,400 |
| 13 Aug 1981 | USD | 33 | 33.63 | 33 | 33 | 55 | -0.63 (-1.87%) | 16,400 |
| 12 Aug 1981 | USD | 33.63 | 33.75 | 33.504 | 33.63 | 56.05 | +0.378 (+1.14%) | 47,000 |
| 11 Aug 1981 | USD | 33.252 | 33.378 | 33.252 | 33.252 | 55.42 | +0.126 (+0.38%) | 1,200 |
| 10 Aug 1981 | USD | 33.126 | 33.252 | 33 | 33.126 | 55.21 | +0.126 (+0.38%) | 8,300 |
| 7 Aug 1981 | USD | 33 | 33 | 32.628 | 33 | 55 | +0.624 (+1.93%) | 2,600 |
| 6 Aug 1981 | USD | 32.376 | 32.502 | 32.376 | 32.376 | 53.96 | -0.126 (-0.39%) | 6,300 |
| 5 Aug 1981 | USD | 32.502 | 32.502 | 32.25 | 32.502 | 54.17 | +0.252 (+0.78%) | 2,400 |
