| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 12 Dec 1980 | USD | 15.25 | 15.75 | 14.5 | 15.25 | 0.7341 | +0.25 (+1.67%) | 11,400 |
| 11 Dec 1980 | USD | 15 | 15.125 | 14.875 | 15 | 0.7221 | -0.375 (-2.44%) | 24,200 |
| 10 Dec 1980 | USD | 15.375 | 15.5 | 14.875 | 15.375 | 0.7402 | 0.0 (0.0%) | 11,700 |
| 9 Dec 1980 | USD | 15.375 | 16 | 14.625 | 15.375 | 0.7402 | -0.375 (-2.38%) | 17,700 |
| 8 Dec 1980 | USD | 15.75 | 16.5 | 15.75 | 15.75 | 0.7582 | -1.375 (-8.03%) | 54,400 |
| 5 Dec 1980 | USD | 17.125 | 17.75 | 16.875 | 17.125 | 0.8244 | -0.875 (-4.86%) | 5,500 |
| 4 Dec 1980 | USD | 18 | 18.25 | 18 | 18 | 0.8665 | -0.375 (-2.04%) | 2,700 |
| 3 Dec 1980 | USD | 18.375 | 18.375 | 18 | 18.375 | 0.8846 | +0.5 (+2.80%) | 9,900 |
| 2 Dec 1980 | USD | 17.875 | 18 | 17.375 | 17.875 | 0.8605 | +0.375 (+2.14%) | 6,900 |
| 1 Dec 1980 | USD | 17.5 | 18.25 | 17.375 | 17.5 | 0.8424 | -0.75 (-4.11%) | 8,100 |
| 28 Nov 1980 | USD | 18.25 | 18.25 | 17.75 | 18.25 | 0.8786 | +0.375 (+2.10%) | 6,700 |
| 27 Nov 1980 | USD | 17.875 | 17.875 | 17.875 | 17.875 | 0.8605 | 0.0 (0.0%) | 0 |
| 26 Nov 1980 | USD | 17.875 | 18.25 | 17.375 | 17.875 | 0.8605 | +0.125 (+0.70%) | 11,900 |
| 25 Nov 1980 | USD | 17.75 | 18 | 17.5 | 17.75 | 0.8545 | +0.5 (+2.90%) | 17,900 |
| 24 Nov 1980 | USD | 17.25 | 17.25 | 16.75 | 17.25 | 0.8304 | -0.5 (-2.82%) | 20,000 |
| 21 Nov 1980 | USD | 17.75 | 18.125 | 17.5 | 17.75 | 0.8545 | 0.0 (0.0%) | 11,100 |
| 20 Nov 1980 | USD | 17.75 | 17.75 | 16.75 | 17.75 | 0.8545 | +1 (+5.97%) | 20,500 |
| 19 Nov 1980 | USD | 16.75 | 17 | 16.625 | 16.75 | 0.8063 | 0.0 (0.0%) | 32,500 |
| 18 Nov 1980 | USD | 16.75 | 17.375 | 16.75 | 16.75 | 0.8063 | -0.625 (-3.60%) | 13,600 |
| 17 Nov 1980 | USD | 17.375 | 17.375 | 17 | 17.375 | 0.8364 | -0.375 (-2.11%) | 8,300 |
| 14 Nov 1980 | USD | 17.75 | 17.75 | 16.75 | 17.75 | 0.8545 | 0.0 (0.0%) | 147,100 |
| 13 Nov 1980 | USD | 17.75 | 18 | 17.625 | 17.75 | 0.8545 | 0.0 (0.0%) | 9,100 |
| 12 Nov 1980 | USD | 17.75 | 17.75 | 17.25 | 17.75 | 0.8545 | +0.125 (+0.71%) | 9,500 |
| 11 Nov 1980 | USD | 17.625 | 17.625 | 17.125 | 17.625 | 0.8485 | +0.125 (+0.71%) | 22,700 |
| 10 Nov 1980 | USD | 17.5 | 18 | 17.5 | 17.5 | 0.8424 | -0.25 (-1.41%) | 6,400 |
| 7 Nov 1980 | USD | 17.75 | 17.875 | 17.375 | 17.75 | 0.8545 | -0.25 (-1.39%) | 18,800 |
| 6 Nov 1980 | USD | 18 | 18.25 | 17.75 | 18 | 0.8665 | -0.5 (-2.70%) | 7,100 |
| 5 Nov 1980 | USD | 18.5 | 19.375 | 18.5 | 18.5 | 0.8906 | -0.25 (-1.33%) | 15,100 |
| 4 Nov 1980 | USD | 18.75 | 18.75 | 18.75 | 18.75 | 0.9026 | 0.0 (0.0%) | 0 |
| 3 Nov 1980 | USD | 18.75 | 19 | 18.5 | 18.75 | 0.9026 | +0.25 (+1.35%) | 10,400 |
