| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 12 Mar 1981 | USD | 66.624 | 66.75 | 63.876 | 66.624 | 11.5944 | +3.123 (+4.92%) | 39,800 |
| 11 Mar 1981 | USD | 63.501 | 63.876 | 63 | 63.501 | 11.0509 | -0.498 (-0.78%) | 41,800 |
| 10 Mar 1981 | USD | 63.999 | 64.5 | 62.874 | 63.999 | 11.1376 | +1.125 (+1.79%) | 79,000 |
| 9 Mar 1981 | USD | 62.874 | 63.501 | 61.5 | 62.874 | 10.9418 | +1.374 (+2.23%) | 37,600 |
| 6 Mar 1981 | USD | 61.5 | 61.5 | 59.751 | 61.5 | 10.7027 | +1.5 (+2.50%) | 58,800 |
| 5 Mar 1981 | USD | 60 | 61.125 | 60 | 60 | 10.4417 | -0.75 (-1.23%) | 166,100 |
| 4 Mar 1981 | USD | 60.75 | 62.25 | 60.75 | 60.75 | 10.5722 | -1.125 (-1.82%) | 102,600 |
| 3 Mar 1981 | USD | 61.875 | 64.125 | 61.875 | 61.875 | 10.768 | -2.001 (-3.13%) | 31,900 |
| 2 Mar 1981 | USD | 63.876 | 64.251 | 62.874 | 63.876 | 11.1162 | +1.002 (+1.59%) | 40,100 |
| 27 Feb 1981 | USD | 62.874 | 63 | 61.626 | 62.874 | 10.9418 | +1.998 (+3.28%) | 93,100 |
| 26 Feb 1981 | USD | 60.876 | 61.251 | 59.751 | 60.876 | 10.5941 | +0.75 (+1.25%) | 197,600 |
| 25 Feb 1981 | USD | 60.126 | 61.374 | 56.874 | 60.126 | 10.4636 | -1.125 (-1.84%) | 234,500 |
| 24 Feb 1981 | USD | 61.251 | 62.124 | 61.251 | 61.251 | 10.6594 | 0.0 (0.0%) | 36,300 |
| 23 Feb 1981 | USD | 61.251 | 61.251 | 60.501 | 61.251 | 10.6594 | +0.501 (+0.82%) | 98,300 |
| 20 Feb 1981 | USD | 60.75 | 62.751 | 60.501 | 60.75 | 10.5722 | -2.001 (-3.19%) | 106,100 |
| 19 Feb 1981 | USD | 62.751 | 65.25 | 62.499 | 62.751 | 10.9204 | -2.373 (-3.64%) | 110,600 |
| 18 Feb 1981 | USD | 65.124 | 66.249 | 65.001 | 65.124 | 11.3334 | -1.377 (-2.07%) | 79,400 |
| 17 Feb 1981 | USD | 66.501 | 67.374 | 66.501 | 66.501 | 11.573 | -0.375 (-0.56%) | 58,600 |
| 16 Feb 1981 | USD | 66.876 | 66.876 | 66.876 | 66.876 | 11.6383 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 66.876 | 67.251 | 66.501 | 66.876 | 11.6383 | -0.624 (-0.92%) | 42,600 |
| 12 Feb 1981 | USD | 67.5 | 68.001 | 66.876 | 67.5 | 11.7469 | -0.249 (-0.37%) | 41,400 |
| 11 Feb 1981 | USD | 67.749 | 68.25 | 67.626 | 67.749 | 11.7902 | -0.876 (-1.28%) | 32,900 |
| 10 Feb 1981 | USD | 68.625 | 69 | 68.124 | 68.625 | 11.9427 | 0.0 (0.0%) | 19,200 |
| 9 Feb 1981 | USD | 68.625 | 69.501 | 68.499 | 68.625 | 11.9427 | -0.375 (-0.54%) | 20,000 |
| 6 Feb 1981 | USD | 69 | 69.375 | 68.124 | 69 | 12.0079 | +1.626 (+2.41%) | 81,000 |
| 5 Feb 1981 | USD | 67.374 | 68.001 | 65.625 | 67.374 | 11.7249 | +1.749 (+2.67%) | 59,700 |
| 4 Feb 1981 | USD | 65.625 | 66 | 64.749 | 65.625 | 11.4206 | +0.375 (+0.57%) | 57,400 |
| 3 Feb 1981 | USD | 65.25 | 65.25 | 63 | 65.25 | 11.3553 | +2.25 (+3.57%) | 56,000 |
| 2 Feb 1981 | USD | 63 | 63.999 | 62.874 | 63 | 10.9637 | -1.5 (-2.33%) | 49,900 |
| 30 Jan 1981 | USD | 64.5 | 66.999 | 64.5 | 64.5 | 11.2248 | -2.625 (-3.91%) | 19,300 |
