| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 26 Feb 1981 | USD | 15.001 | 15.25 | 15.001 | 15.001 | 2.9614 | +1.001 (+7.15%) | 66,865 |
| 25 Feb 1981 | USD | 14 | 14.249 | 14 | 14 | 2.7638 | -0.249 (-1.75%) | 62,306 |
| 24 Feb 1981 | USD | 14.249 | 14.749 | 14.249 | 14.249 | 2.8129 | -0.5 (-3.39%) | 43,057 |
| 23 Feb 1981 | USD | 14.749 | 15.25 | 14.749 | 14.749 | 2.9116 | -0.252 (-1.68%) | 12,157 |
| 20 Feb 1981 | USD | 15.001 | 15.25 | 15.001 | 15.001 | 2.9614 | -0.249 (-1.63%) | 92,193 |
| 19 Feb 1981 | USD | 15.25 | 15.502 | 15.25 | 15.25 | 3.0105 | -0.252 (-1.63%) | 73,450 |
| 18 Feb 1981 | USD | 15.502 | 15.998 | 15.502 | 15.502 | 3.0603 | -0.748 (-4.60%) | 61,293 |
| 17 Feb 1981 | USD | 16.25 | 16.747 | 16.25 | 16.25 | 3.2079 | +0.252 (+1.58%) | 117,521 |
| 16 Feb 1981 | USD | 15.998 | 15.998 | 15.998 | 15.998 | 3.1582 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 15.998 | 16.499 | 15.998 | 15.998 | 3.1582 | +0.748 (+4.90%) | 65,345 |
| 12 Feb 1981 | USD | 15.25 | 15.502 | 15.25 | 15.25 | 3.0105 | -0.252 (-1.63%) | 81,048 |
| 11 Feb 1981 | USD | 15.502 | 15.75 | 15.502 | 15.502 | 3.0603 | +1.005 (+6.93%) | 170,202 |
| 10 Feb 1981 | USD | 14.497 | 14.749 | 14.497 | 14.497 | 2.8619 | +0.497 (+3.55%) | 86,621 |
| 9 Feb 1981 | USD | 14 | 14.249 | 14 | 14 | 2.7638 | +0.252 (+1.83%) | 55,214 |
| 6 Feb 1981 | USD | 13.748 | 14 | 13.748 | 13.748 | 2.714 | +1.249 (+9.99%) | 156,525 |
| 5 Feb 1981 | USD | 12.499 | 12.751 | 12.499 | 12.499 | 2.4674 | +0.252 (+2.06%) | 13,170 |
| 4 Feb 1981 | USD | 12.247 | 12.499 | 12.247 | 12.247 | 2.4177 | +0.248 (+2.07%) | 40,524 |
| 3 Feb 1981 | USD | 11.999 | 12.247 | 11.999 | 11.999 | 2.3687 | +0.249 (+2.12%) | 23,301 |
| 2 Feb 1981 | USD | 11.75 | 11.999 | 11.75 | 11.75 | 2.3196 | -1.25 (-9.62%) | 44,576 |
| 30 Jan 1981 | USD | 13 | 13.5 | 13 | 13 | 2.5663 | -0.748 (-5.44%) | 18,236 |
| 29 Jan 1981 | USD | 13.748 | 14 | 13.748 | 13.748 | 2.714 | 0.0 (0.0%) | 16,209 |
| 28 Jan 1981 | USD | 13.748 | 14 | 13.748 | 13.748 | 2.714 | -0.252 (-1.80%) | 33,939 |
| 27 Jan 1981 | USD | 14 | 14.249 | 14 | 14 | 2.7638 | 0.0 (0.0%) | 88,140 |
| 26 Jan 1981 | USD | 14 | 14.249 | 14 | 14 | 2.7638 | 0.0 (0.0%) | 30,899 |
| 23 Jan 1981 | USD | 14 | 14.249 | 14 | 14 | 2.7638 | +0.252 (+1.83%) | 39,004 |
| 22 Jan 1981 | USD | 13.748 | 14 | 13.748 | 13.748 | 2.714 | 0.0 (0.0%) | 91,180 |
| 21 Jan 1981 | USD | 13.748 | 14 | 13.748 | 13.748 | 2.714 | +0.496 (+3.74%) | 55,721 |
| 20 Jan 1981 | USD | 13.252 | 13.748 | 13.252 | 13.252 | 2.6161 | -0.997 (-7.00%) | 43,057 |
| 19 Jan 1981 | USD | 14.249 | 14.497 | 14.249 | 14.249 | 2.8129 | 0.0 (0.0%) | 35,965 |
| 16 Jan 1981 | USD | 14.249 | 14.497 | 14.249 | 14.249 | 2.8129 | +0.501 (+3.64%) | 61,799 |
