| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 15 Dec 1980 | USD | 19.254 | 19.881 | 19.254 | 19.254 | 0.6017 | -0.627 (-3.15%) | 7,500 |
| 12 Dec 1980 | USD | 19.881 | 20.001 | 19.254 | 19.881 | 0.6213 | +0.253 (+1.29%) | 20,400 |
| 11 Dec 1980 | USD | 19.628 | 20.254 | 19.628 | 19.628 | 0.6134 | -0.626 (-3.09%) | 29,300 |
| 10 Dec 1980 | USD | 20.254 | 20.5 | 20.254 | 20.254 | 0.6329 | 0.0 (0.0%) | 15,200 |
| 9 Dec 1980 | USD | 20.254 | 20.627 | 20.001 | 20.254 | 0.6329 | -0.246 (-1.20%) | 21,700 |
| 8 Dec 1980 | USD | 20.5 | 21.627 | 20.5 | 20.5 | 0.6406 | -1.007 (-4.68%) | 17,700 |
| 5 Dec 1980 | USD | 21.507 | 21.754 | 21.507 | 21.507 | 0.6721 | -0.247 (-1.14%) | 5,100 |
| 4 Dec 1980 | USD | 21.754 | 22.373 | 21.627 | 21.754 | 0.6798 | -0.253 (-1.15%) | 20,300 |
| 3 Dec 1980 | USD | 22.007 | 22.007 | 21.254 | 22.007 | 0.6877 | +0.38 (+1.76%) | 21,800 |
| 2 Dec 1980 | USD | 21.627 | 22.253 | 21.38 | 21.627 | 0.6758 | -0.626 (-2.81%) | 20,900 |
| 1 Dec 1980 | USD | 22.253 | 22.253 | 21.754 | 22.253 | 0.6954 | +0.246 (+1.12%) | 18,200 |
| 28 Nov 1980 | USD | 22.007 | 22.007 | 21.754 | 22.007 | 0.6877 | +0.5 (+2.32%) | 9,200 |
| 27 Nov 1980 | USD | 21.507 | 21.507 | 21.507 | 21.507 | 0.6721 | 0.0 (0.0%) | 0 |
| 26 Nov 1980 | USD | 21.507 | 22.373 | 21.507 | 21.507 | 0.6721 | -0.746 (-3.35%) | 25,300 |
| 25 Nov 1980 | USD | 22.253 | 22.373 | 21.88 | 22.253 | 0.6954 | +0.626 (+2.89%) | 16,800 |
| 24 Nov 1980 | USD | 21.627 | 21.627 | 21.254 | 21.627 | 0.6758 | +0.247 (+1.16%) | 11,200 |
| 21 Nov 1980 | USD | 21.38 | 21.754 | 21.127 | 21.38 | 0.6681 | -0.374 (-1.72%) | 9,400 |
| 20 Nov 1980 | USD | 21.754 | 22.007 | 20.5 | 21.754 | 0.6798 | +1.5 (+7.41%) | 77,300 |
| 19 Nov 1980 | USD | 20.254 | 20.627 | 20.127 | 20.254 | 0.6329 | -0.246 (-1.20%) | 9,400 |
| 18 Nov 1980 | USD | 20.5 | 20.627 | 20.127 | 20.5 | 0.6406 | +0.246 (+1.21%) | 17,500 |
| 17 Nov 1980 | USD | 20.254 | 20.5 | 20.254 | 20.254 | 0.6329 | -0.127 (-0.62%) | 2,900 |
| 14 Nov 1980 | USD | 20.381 | 20.5 | 20.127 | 20.381 | 0.6369 | +0.38 (+1.90%) | 25,100 |
| 13 Nov 1980 | USD | 20.001 | 20.254 | 19.881 | 20.001 | 0.625 | -0.126 (-0.63%) | 12,600 |
| 12 Nov 1980 | USD | 20.127 | 20.5 | 18.501 | 20.127 | 0.629 | +1.746 (+9.50%) | 94,300 |
| 11 Nov 1980 | USD | 18.381 | 18.501 | 18.001 | 18.381 | 0.5744 | +0.38 (+2.11%) | 6,700 |
| 10 Nov 1980 | USD | 18.001 | 18.001 | 18.001 | 18.001 | 0.5625 | -0.254 (-1.39%) | 6,600 |
| 7 Nov 1980 | USD | 18.255 | 18.381 | 18.001 | 18.255 | 0.5705 | -0.126 (-0.69%) | 12,500 |
| 6 Nov 1980 | USD | 18.381 | 18.628 | 18.128 | 18.381 | 0.5744 | -0.247 (-1.33%) | 7,400 |
| 5 Nov 1980 | USD | 18.628 | 18.628 | 18.501 | 18.628 | 0.5821 | +0.627 (+3.48%) | 19,300 |
| 4 Nov 1980 | USD | 18.001 | 18.001 | 18.001 | 18.001 | 0.5625 | 0.0 (0.0%) | 0 |
