| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 17 Mar 1981 | USD | 34.124 | 34.877 | 34.124 | 34.124 | 9.4789 | -0.375 (-1.09%) | 129,300 |
| 16 Mar 1981 | USD | 34.499 | 34.499 | 34.002 | 34.499 | 9.5831 | +0.123 (+0.36%) | 52,600 |
| 13 Mar 1981 | USD | 34.376 | 34.625 | 33.628 | 34.376 | 9.5489 | +0.374 (+1.10%) | 207,200 |
| 12 Mar 1981 | USD | 34.002 | 34.002 | 32.875 | 34.002 | 9.445 | +0.752 (+2.26%) | 70,100 |
| 11 Mar 1981 | USD | 33.25 | 33.498 | 32.749 | 33.25 | 9.2361 | -0.5 (-1.48%) | 42,100 |
| 10 Mar 1981 | USD | 33.75 | 34.25 | 33.628 | 33.75 | 9.375 | -0.252 (-0.74%) | 149,100 |
| 9 Mar 1981 | USD | 34.002 | 34.751 | 33.628 | 34.002 | 9.445 | -0.497 (-1.44%) | 70,000 |
| 6 Mar 1981 | USD | 34.499 | 34.877 | 34.124 | 34.499 | 9.5831 | 0.0 (0.0%) | 41,500 |
| 5 Mar 1981 | USD | 34.499 | 34.999 | 34.499 | 34.499 | 9.5831 | -0.378 (-1.08%) | 35,600 |
| 4 Mar 1981 | USD | 34.877 | 35.374 | 34.625 | 34.877 | 9.6881 | 0.0 (0.0%) | 47,800 |
| 3 Mar 1981 | USD | 34.877 | 35.5 | 34.499 | 34.877 | 9.6881 | -0.371 (-1.05%) | 93,500 |
| 2 Mar 1981 | USD | 35.248 | 35.374 | 34.25 | 35.248 | 9.7911 | +0.998 (+2.91%) | 115,500 |
| 27 Feb 1981 | USD | 34.25 | 34.376 | 33.75 | 34.25 | 9.5139 | +0.248 (+0.73%) | 128,000 |
| 26 Feb 1981 | USD | 34.002 | 34.376 | 33.75 | 34.002 | 9.445 | 0.0 (0.0%) | 167,700 |
| 25 Feb 1981 | USD | 34.002 | 34.999 | 34.002 | 34.002 | 9.445 | -0.997 (-2.85%) | 161,300 |
| 24 Feb 1981 | USD | 34.999 | 35.125 | 34.499 | 34.999 | 9.7219 | +0.248 (+0.71%) | 26,600 |
| 23 Feb 1981 | USD | 34.751 | 34.999 | 34.124 | 34.751 | 9.6531 | -0.374 (-1.06%) | 36,700 |
| 20 Feb 1981 | USD | 35.125 | 35.5 | 34.999 | 35.125 | 9.7569 | -0.249 (-0.70%) | 40,000 |
| 19 Feb 1981 | USD | 35.374 | 36.749 | 35.374 | 35.374 | 9.8261 | -0.874 (-2.41%) | 24,200 |
| 18 Feb 1981 | USD | 36.248 | 36.248 | 35.752 | 36.248 | 10.0689 | +0.248 (+0.69%) | 31,800 |
| 17 Feb 1981 | USD | 36 | 36.378 | 36 | 36 | 10 | -0.248 (-0.68%) | 36,700 |
| 16 Feb 1981 | USD | 36.248 | 36.248 | 36.248 | 36.248 | 10.0689 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 36.248 | 36.378 | 35.626 | 36.248 | 10.0689 | +0.496 (+1.39%) | 35,500 |
| 12 Feb 1981 | USD | 35.752 | 36.749 | 35.626 | 35.752 | 9.9311 | -1.123 (-3.05%) | 32,900 |
| 11 Feb 1981 | USD | 36.875 | 38.25 | 36.626 | 36.875 | 10.2431 | -1.375 (-3.59%) | 92,000 |
| 10 Feb 1981 | USD | 38.25 | 38.502 | 37.501 | 38.25 | 10.625 | -0.252 (-0.65%) | 63,700 |
| 9 Feb 1981 | USD | 38.502 | 39.625 | 37.876 | 38.502 | 10.695 | +1.253 (+3.36%) | 90,800 |
| 6 Feb 1981 | USD | 37.249 | 37.501 | 35.752 | 37.249 | 10.3469 | +2.001 (+5.68%) | 58,500 |
| 5 Feb 1981 | USD | 35.248 | 35.752 | 34.376 | 35.248 | 9.7911 | +0.872 (+2.54%) | 61,300 |
| 4 Feb 1981 | USD | 34.376 | 34.877 | 34.376 | 34.376 | 9.5489 | +0.504 (+1.49%) | 138,400 |
