| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 6 Mar 1981 | USD | 46.251 | 47.001 | 46.251 | 46.251 | 0.4283 | -0.498 (-1.07%) | 12,600 |
| 5 Mar 1981 | USD | 46.749 | 47.25 | 46.626 | 46.749 | 0.4329 | -0.252 (-0.54%) | 29,300 |
| 4 Mar 1981 | USD | 47.001 | 47.751 | 47.001 | 47.001 | 0.4352 | +0.126 (+0.27%) | 36,600 |
| 3 Mar 1981 | USD | 46.875 | 47.499 | 46.749 | 46.875 | 0.434 | +0.249 (+0.53%) | 76,100 |
| 2 Mar 1981 | USD | 46.626 | 47.001 | 45.876 | 46.626 | 0.4317 | -0.498 (-1.06%) | 63,300 |
| 27 Feb 1981 | USD | 47.124 | 48.249 | 46.5 | 47.124 | 0.4363 | -0.375 (-0.79%) | 83,800 |
| 26 Feb 1981 | USD | 47.499 | 48.249 | 47.376 | 47.499 | 0.4398 | +0.498 (+1.06%) | 51,500 |
| 25 Feb 1981 | USD | 47.001 | 48 | 46.749 | 47.001 | 0.4352 | -0.75 (-1.57%) | 62,400 |
| 24 Feb 1981 | USD | 47.751 | 48.375 | 47.376 | 47.751 | 0.4421 | +1.002 (+2.14%) | 104,000 |
| 23 Feb 1981 | USD | 46.749 | 47.25 | 45.375 | 46.749 | 0.4329 | +0.75 (+1.63%) | 47,800 |
| 20 Feb 1981 | USD | 45.999 | 47.499 | 45.75 | 45.999 | 0.4259 | -1.125 (-2.39%) | 44,900 |
| 19 Feb 1981 | USD | 47.124 | 48.249 | 47.001 | 47.124 | 0.4363 | -0.876 (-1.83%) | 62,700 |
| 18 Feb 1981 | USD | 48 | 48 | 47.001 | 48 | 0.4444 | +1.5 (+3.23%) | 61,300 |
| 17 Feb 1981 | USD | 46.5 | 46.749 | 45.249 | 46.5 | 0.4306 | +1.125 (+2.48%) | 111,500 |
| 16 Feb 1981 | USD | 45.375 | 45.375 | 45.375 | 45.375 | 0.4201 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 45.375 | 46.626 | 44.499 | 45.375 | 0.4201 | -0.624 (-1.36%) | 85,300 |
| 12 Feb 1981 | USD | 45.999 | 48 | 45.75 | 45.999 | 0.4259 | -2.625 (-5.40%) | 91,300 |
| 11 Feb 1981 | USD | 48.624 | 49.875 | 48.249 | 48.624 | 0.4502 | -1.125 (-2.26%) | 61,600 |
| 10 Feb 1981 | USD | 49.749 | 50.124 | 49.251 | 49.749 | 0.4606 | 0.0 (0.0%) | 78,100 |
| 9 Feb 1981 | USD | 49.749 | 51.75 | 49.626 | 49.749 | 0.4606 | -2.001 (-3.87%) | 52,700 |
| 6 Feb 1981 | USD | 51.75 | 52.626 | 51.375 | 51.75 | 0.4792 | +0.249 (+0.48%) | 273,000 |
| 5 Feb 1981 | USD | 51.501 | 52.125 | 51.501 | 51.501 | 0.4769 | -0.498 (-0.96%) | 116,300 |
| 4 Feb 1981 | USD | 51.999 | 52.374 | 51.126 | 51.999 | 0.4815 | +0.624 (+1.21%) | 208,100 |
| 3 Feb 1981 | USD | 51.375 | 51.375 | 50.751 | 51.375 | 0.4757 | +0.375 (+0.74%) | 124,800 |
| 2 Feb 1981 | USD | 51 | 52.251 | 50.499 | 51 | 0.4722 | -1.5 (-2.86%) | 100,900 |
| 30 Jan 1981 | USD | 52.5 | 53.001 | 51.501 | 52.5 | 0.4861 | +1.251 (+2.44%) | 159,500 |
| 29 Jan 1981 | USD | 51.249 | 51.375 | 50.625 | 51.249 | 0.4745 | +0.249 (+0.49%) | 49,200 |
| 28 Jan 1981 | USD | 51 | 51.249 | 50.124 | 51 | 0.4722 | +0.75 (+1.49%) | 50,200 |
| 27 Jan 1981 | USD | 50.25 | 50.25 | 48.999 | 50.25 | 0.4653 | +1.251 (+2.55%) | 51,500 |
| 26 Jan 1981 | USD | 48.999 | 49.374 | 48.999 | 48.999 | 0.4537 | -0.627 (-1.26%) | 55,400 |
