| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 18 Dec 1980 | USD | 29.502 | 29.88 | 29.502 | 29.502 | 2.3577 | +1.002 (+3.52%) | 30,400 |
| 17 Dec 1980 | USD | 28.5 | 28.878 | 28.5 | 28.5 | 2.2776 | 0.0 (0.0%) | 2,300 |
| 16 Dec 1980 | USD | 28.5 | 28.878 | 28.5 | 28.5 | 2.2776 | -0.252 (-0.88%) | 1,900 |
| 15 Dec 1980 | USD | 28.752 | 29.13 | 28.752 | 28.752 | 2.2978 | +0.126 (+0.44%) | 2,400 |
| 12 Dec 1980 | USD | 28.626 | 28.878 | 28.626 | 28.626 | 2.2877 | +0.372 (+1.32%) | 4,600 |
| 11 Dec 1980 | USD | 28.254 | 28.5 | 28.254 | 28.254 | 2.258 | -0.876 (-3.01%) | 7,600 |
| 10 Dec 1980 | USD | 29.13 | 29.376 | 29.13 | 29.13 | 2.328 | 0.0 (0.0%) | 2,100 |
| 9 Dec 1980 | USD | 29.13 | 29.502 | 29.13 | 29.13 | 2.328 | -0.372 (-1.26%) | 4,500 |
| 8 Dec 1980 | USD | 29.502 | 29.88 | 29.502 | 29.502 | 2.3577 | -0.75 (-2.48%) | 8,800 |
| 5 Dec 1980 | USD | 30.252 | 30.504 | 30.252 | 30.252 | 2.4176 | -0.126 (-0.41%) | 12,600 |
| 4 Dec 1980 | USD | 30.378 | 30.75 | 30.378 | 30.378 | 2.4277 | +0.252 (+0.84%) | 6,200 |
| 3 Dec 1980 | USD | 30.126 | 30.378 | 30.126 | 30.126 | 2.4076 | +0.126 (+0.42%) | 12,800 |
| 2 Dec 1980 | USD | 30 | 30.126 | 30 | 30 | 2.3975 | -0.75 (-2.44%) | 11,200 |
| 1 Dec 1980 | USD | 30.75 | 31.002 | 30.75 | 30.75 | 2.4574 | -1.5 (-4.65%) | 10,300 |
| 28 Nov 1980 | USD | 32.25 | 32.376 | 32.25 | 32.25 | 2.5773 | 0.0 (0.0%) | 4,700 |
| 27 Nov 1980 | USD | 32.25 | 32.25 | 32.25 | 32.25 | 2.5773 | 0.0 (0.0%) | 0 |
| 26 Nov 1980 | USD | 32.25 | 32.502 | 32.25 | 32.25 | 2.5773 | -0.63 (-1.92%) | 11,900 |
| 25 Nov 1980 | USD | 32.88 | 33.126 | 32.88 | 32.88 | 2.6277 | -0.372 (-1.12%) | 7,500 |
| 24 Nov 1980 | USD | 33.252 | 33.504 | 33.252 | 33.252 | 2.6574 | -0.126 (-0.38%) | 14,200 |
| 21 Nov 1980 | USD | 33.378 | 33.63 | 33.378 | 33.378 | 2.6675 | 0.0 (0.0%) | 26,700 |
| 20 Nov 1980 | USD | 33.378 | 33.63 | 33.378 | 33.378 | 2.6675 | -1.248 (-3.60%) | 11,300 |
| 19 Nov 1980 | USD | 34.626 | 34.878 | 34.626 | 34.626 | 2.7672 | 0.0 (0.0%) | 8,500 |
| 18 Nov 1980 | USD | 34.626 | 35.004 | 34.626 | 34.626 | 2.7672 | -0.252 (-0.72%) | 11,100 |
| 17 Nov 1980 | USD | 34.878 | 35.25 | 34.878 | 34.878 | 2.7873 | -1.122 (-3.12%) | 11,300 |
| 14 Nov 1980 | USD | 36 | 36.378 | 36 | 36 | 2.877 | -0.63 (-1.72%) | 8,600 |
| 13 Nov 1980 | USD | 36.63 | 36.876 | 36.63 | 36.63 | 2.9273 | -0.75 (-2.01%) | 29,800 |
| 12 Nov 1980 | USD | 37.38 | 37.5 | 37.38 | 37.38 | 2.9873 | 0.0 (0.0%) | 22,400 |
| 11 Nov 1980 | USD | 37.38 | 37.626 | 37.38 | 37.38 | 2.9873 | -0.12 (-0.32%) | 2,100 |
| 10 Nov 1980 | USD | 37.5 | 37.752 | 37.5 | 37.5 | 2.9969 | 0.0 (0.0%) | 3,600 |
| 7 Nov 1980 | USD | 37.5 | 37.752 | 37.5 | 37.5 | 2.9969 | -0.504 (-1.33%) | 7,600 |
