| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 3 Feb 1981 | USD | 15.499 | 15.75 | 15.499 | 15.499 | 3.4115 | -0.375 (-2.36%) | 56,601 |
| 2 Feb 1981 | USD | 15.874 | 16.001 | 15.874 | 15.874 | 3.494 | -0.501 (-3.06%) | 7,201 |
| 30 Jan 1981 | USD | 16.375 | 16.499 | 16.375 | 16.375 | 3.6043 | -1.25 (-7.09%) | 124,900 |
| 29 Jan 1981 | USD | 17.625 | 17.751 | 17.625 | 17.625 | 3.8794 | -0.126 (-0.71%) | 13,801 |
| 28 Jan 1981 | USD | 17.751 | 17.875 | 17.751 | 17.751 | 3.9071 | 0.0 (0.0%) | 16,901 |
| 27 Jan 1981 | USD | 17.751 | 17.875 | 17.751 | 17.751 | 3.9071 | 0.0 (0.0%) | 25,701 |
| 26 Jan 1981 | USD | 17.751 | 17.875 | 17.751 | 17.751 | 3.9071 | -0.249 (-1.38%) | 10,600 |
| 23 Jan 1981 | USD | 18 | 18.124 | 18 | 18 | 3.9619 | -0.124 (-0.68%) | 21,401 |
| 22 Jan 1981 | USD | 18.124 | 18.248 | 18.124 | 18.124 | 3.9892 | -0.377 (-2.04%) | 49,001 |
| 21 Jan 1981 | USD | 18.501 | 18.749 | 18.501 | 18.501 | 4.0722 | -0.124 (-0.67%) | 17,400 |
| 20 Jan 1981 | USD | 18.625 | 18.749 | 18.625 | 18.625 | 4.0995 | -0.124 (-0.66%) | 22,100 |
| 19 Jan 1981 | USD | 18.749 | 18.875 | 18.749 | 18.749 | 4.1268 | 0.0 (0.0%) | 18,100 |
| 16 Jan 1981 | USD | 18.749 | 18.875 | 18.749 | 18.749 | 4.1268 | 0.0 (0.0%) | 1,301 |
| 15 Jan 1981 | USD | 18.749 | 18.875 | 18.749 | 18.749 | 4.1268 | 0.0 (0.0%) | 9,301 |
| 14 Jan 1981 | USD | 18.749 | 18.875 | 18.749 | 18.749 | 4.1268 | +0.124 (+0.67%) | 1,401 |
| 13 Jan 1981 | USD | 18.625 | 18.749 | 18.625 | 18.625 | 4.0995 | -0.25 (-1.32%) | 8,201 |
| 12 Jan 1981 | USD | 18.875 | 18.999 | 18.875 | 18.875 | 4.1545 | -0.124 (-0.65%) | 11,000 |
| 9 Jan 1981 | USD | 18.999 | 19.123 | 18.999 | 18.999 | 4.1818 | -0.251 (-1.30%) | 4,401 |
| 8 Jan 1981 | USD | 19.25 | 19.376 | 19.25 | 19.25 | 4.2371 | -0.126 (-0.65%) | 29,001 |
| 7 Jan 1981 | USD | 19.376 | 19.625 | 19.376 | 19.376 | 4.2648 | -0.249 (-1.27%) | 25,000 |
| 6 Jan 1981 | USD | 19.625 | 19.749 | 19.625 | 19.625 | 4.3196 | 0.0 (0.0%) | 19,001 |
| 5 Jan 1981 | USD | 19.625 | 19.749 | 19.625 | 19.625 | 4.3196 | +0.125 (+0.64%) | 5,000 |
| 2 Jan 1981 | USD | 19.5 | 19.625 | 19.5 | 19.5 | 4.2921 | 0.0 (0.0%) | 202 |
| 31 Dec 1980 | USD | 19.5 | 19.625 | 19.5 | 19.5 | 4.2921 | 0.0 (0.0%) | 11,801 |
| 30 Dec 1980 | USD | 19.5 | 19.625 | 19.5 | 19.5 | 4.2921 | +0.124 (+0.64%) | 13,600 |
| 29 Dec 1980 | USD | 19.376 | 19.5 | 19.376 | 19.376 | 4.2648 | +0.377 (+1.98%) | 2,801 |
| 26 Dec 1980 | USD | 18.999 | 19.123 | 18.999 | 18.999 | 4.1818 | 0.0 (0.0%) | 2,601 |
| 24 Dec 1980 | USD | 18.999 | 19.123 | 18.999 | 18.999 | 4.1818 | +0.124 (+0.66%) | 1,801 |
| 23 Dec 1980 | USD | 18.875 | 18.999 | 18.875 | 18.875 | 4.1545 | +0.126 (+0.67%) | 6,000 |
| 22 Dec 1980 | USD | 18.749 | 18.875 | 18.749 | 18.749 | 4.1268 | 0.0 (0.0%) | 10,401 |
