| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 12 Mar 1981 | USD | 28.75 | 29.499 | 28.75 | 28.75 | 2.8395 | -0.253 (-0.87%) | 1,301 |
| 11 Mar 1981 | USD | 29.003 | 29.752 | 29.003 | 29.003 | 2.8645 | -0.248 (-0.85%) | 1,301 |
| 10 Mar 1981 | USD | 29.251 | 29.752 | 29.251 | 29.251 | 2.889 | 0.0 (0.0%) | 201 |
| 9 Mar 1981 | USD | 29.251 | 29.752 | 29.251 | 29.251 | 2.889 | 0.0 (0.0%) | 601 |
| 6 Mar 1981 | USD | 29.251 | 29.752 | 29.251 | 29.251 | 2.889 | 0.0 (0.0%) | 9,101 |
| 5 Mar 1981 | USD | 29.251 | 30 | 29.251 | 29.251 | 2.889 | 0.0 (0.0%) | 501 |
| 4 Mar 1981 | USD | 29.251 | 30 | 29.251 | 29.251 | 2.889 | 0.0 (0.0%) | 6,901 |
| 3 Mar 1981 | USD | 29.251 | 29.752 | 29.251 | 29.251 | 2.889 | +0.501 (+1.74%) | 5,501 |
| 2 Mar 1981 | USD | 28.75 | 29.499 | 28.75 | 28.75 | 2.8395 | 0.0 (0.0%) | 1,101 |
| 27 Feb 1981 | USD | 28.75 | 29.499 | 28.75 | 28.75 | 2.8395 | 0.0 (0.0%) | 800 |
| 26 Feb 1981 | USD | 28.75 | 29.499 | 28.75 | 28.75 | 2.8395 | +0.248 (+0.87%) | 1,301 |
| 25 Feb 1981 | USD | 28.502 | 28.502 | 28.502 | 28.502 | 2.815 | 0.0 (0.0%) | 0 |
| 24 Feb 1981 | USD | 28.502 | 29.003 | 28.502 | 28.502 | 2.815 | +0.253 (+0.90%) | 501 |
| 23 Feb 1981 | USD | 28.249 | 29.003 | 28.249 | 28.249 | 2.79 | 0.0 (0.0%) | 1,001 |
| 20 Feb 1981 | USD | 28.249 | 29.003 | 28.249 | 28.249 | 2.79 | 0.0 (0.0%) | 201 |
| 19 Feb 1981 | USD | 28.249 | 29.003 | 28.249 | 28.249 | 2.79 | 0.0 (0.0%) | 3,301 |
| 18 Feb 1981 | USD | 28.249 | 29.003 | 28.249 | 28.249 | 2.79 | 0.0 (0.0%) | 3,401 |
| 17 Feb 1981 | USD | 28.249 | 28.75 | 28.249 | 28.249 | 2.79 | +0.248 (+0.89%) | 1,501 |
| 16 Feb 1981 | USD | 28.001 | 28.001 | 28.001 | 28.001 | 2.7655 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 28.001 | 28.75 | 28.001 | 28.001 | 2.7655 | 0.0 (0.0%) | 800 |
| 12 Feb 1981 | USD | 28.001 | 29.003 | 28.001 | 28.001 | 2.7655 | 0.0 (0.0%) | 201 |
| 11 Feb 1981 | USD | 28.001 | 29.003 | 28.001 | 28.001 | 2.7655 | -0.248 (-0.88%) | 1,001 |
| 10 Feb 1981 | USD | 28.249 | 28.75 | 28.249 | 28.249 | 2.79 | +0.248 (+0.89%) | 701 |
| 9 Feb 1981 | USD | 28.001 | 28.75 | 28.001 | 28.001 | 2.7655 | +0.253 (+0.91%) | 2,101 |
| 6 Feb 1981 | USD | 27.748 | 28.502 | 27.748 | 27.748 | 2.7405 | +0.998 (+3.73%) | 9,801 |
| 5 Feb 1981 | USD | 26.75 | 27.5 | 26.75 | 26.75 | 2.642 | 0.0 (0.0%) | 101 |
| 4 Feb 1981 | USD | 26.75 | 27.5 | 26.75 | 26.75 | 2.642 | 0.0 (0.0%) | 400 |
| 3 Feb 1981 | USD | 26.75 | 27.5 | 26.75 | 26.75 | 2.642 | 0.0 (0.0%) | 14,800 |
| 2 Feb 1981 | USD | 26.75 | 27.251 | 26.75 | 26.75 | 2.642 | 0.0 (0.0%) | 11,001 |
| 30 Jan 1981 | USD | 26.75 | 27.251 | 26.75 | 26.75 | 2.642 | 0.0 (0.0%) | 601 |
