| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 11 Mar 1981 | USD | 21 | 21.754 | 21 | 21 | 0.6562 | -0.507 (-2.36%) | 4,600 |
| 10 Mar 1981 | USD | 21.507 | 22.007 | 21.38 | 21.507 | 0.6721 | +0.253 (+1.19%) | 20,700 |
| 9 Mar 1981 | USD | 21.254 | 21.254 | 20.5 | 21.254 | 0.6642 | +0.627 (+3.04%) | 8,100 |
| 6 Mar 1981 | USD | 20.627 | 20.627 | 20.254 | 20.627 | 0.6446 | +0.127 (+0.62%) | 2,100 |
| 5 Mar 1981 | USD | 20.5 | 20.5 | 20.001 | 20.5 | 0.6406 | +0.246 (+1.21%) | 3,300 |
| 4 Mar 1981 | USD | 20.254 | 20.627 | 20.254 | 20.254 | 0.6329 | 0.0 (0.0%) | 7,400 |
| 3 Mar 1981 | USD | 20.254 | 20.754 | 19.501 | 20.254 | 0.6329 | +0.5 (+2.53%) | 10,400 |
| 2 Mar 1981 | USD | 19.754 | 19.881 | 19.754 | 19.754 | 0.6173 | 0.0 (0.0%) | 600 |
| 27 Feb 1981 | USD | 19.754 | 20.001 | 19.754 | 19.754 | 0.6173 | -0.127 (-0.64%) | 1,500 |
| 26 Feb 1981 | USD | 19.881 | 19.881 | 19.501 | 19.881 | 0.6213 | +0.38 (+1.95%) | 7,000 |
| 25 Feb 1981 | USD | 19.501 | 19.754 | 19.501 | 19.501 | 0.6094 | -0.38 (-1.91%) | 4,600 |
| 24 Feb 1981 | USD | 19.881 | 20.127 | 19.881 | 19.881 | 0.6213 | 0.0 (0.0%) | 5,600 |
| 23 Feb 1981 | USD | 19.881 | 19.881 | 19.754 | 19.881 | 0.6213 | 0.0 (0.0%) | 2,300 |
| 20 Feb 1981 | USD | 19.881 | 20.001 | 19.881 | 19.881 | 0.6213 | -0.12 (-0.60%) | 5,900 |
| 19 Feb 1981 | USD | 20.001 | 20.127 | 20.001 | 20.001 | 0.625 | 0.0 (0.0%) | 9,600 |
| 18 Feb 1981 | USD | 20.001 | 20.001 | 20.001 | 20.001 | 0.625 | 0.0 (0.0%) | 1,100 |
| 17 Feb 1981 | USD | 20.001 | 20.254 | 20.001 | 20.001 | 0.625 | 0.0 (0.0%) | 5,300 |
| 16 Feb 1981 | USD | 20.001 | 20.001 | 20.001 | 20.001 | 0.625 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 20.001 | 20.627 | 20.001 | 20.001 | 0.625 | -0.626 (-3.03%) | 7,100 |
| 12 Feb 1981 | USD | 20.627 | 21 | 20.627 | 20.627 | 0.6446 | -0.373 (-1.78%) | 2,500 |
| 11 Feb 1981 | USD | 21 | 21 | 20.627 | 21 | 0.6562 | +0.126 (+0.60%) | 3,400 |
| 10 Feb 1981 | USD | 20.874 | 21.507 | 20.874 | 20.874 | 0.6523 | -0.633 (-2.94%) | 25,900 |
| 9 Feb 1981 | USD | 21.507 | 21.507 | 21.127 | 21.507 | 0.6721 | 0.0 (0.0%) | 8,800 |
| 6 Feb 1981 | USD | 21.507 | 21.754 | 21.38 | 21.507 | 0.6721 | 0.0 (0.0%) | 12,600 |
| 5 Feb 1981 | USD | 21.507 | 21.88 | 20.874 | 21.507 | 0.6721 | +0.507 (+2.41%) | 9,000 |
| 4 Feb 1981 | USD | 21 | 21.254 | 21 | 21 | 0.6562 | 0.0 (0.0%) | 40,400 |
| 3 Feb 1981 | USD | 21 | 21 | 20.5 | 21 | 0.6562 | +0.746 (+3.68%) | 7,600 |
| 2 Feb 1981 | USD | 20.254 | 20.381 | 20.001 | 20.254 | 0.6329 | -0.246 (-1.20%) | 3,700 |
| 30 Jan 1981 | USD | 20.5 | 20.754 | 20.001 | 20.5 | 0.6406 | +0.499 (+2.49%) | 9,100 |
| 29 Jan 1981 | USD | 20.001 | 20.127 | 19.501 | 20.001 | 0.625 | +0.5 (+2.56%) | 5,200 |
