| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 11 Mar 1981 | USD | 19.75 | 20.25 | 19.75 | 19.75 | 2.4688 | 0.0 (0.0%) | 21,200 |
| 10 Mar 1981 | USD | 19.75 | 20.25 | 19.75 | 19.75 | 2.4688 | -0.25 (-1.25%) | 7,500 |
| 9 Mar 1981 | USD | 20 | 20.5 | 20 | 20 | 2.5 | 0.0 (0.0%) | 6,900 |
| 6 Mar 1981 | USD | 20 | 20.5 | 20 | 20 | 2.5 | -0.75 (-3.61%) | 9,300 |
| 5 Mar 1981 | USD | 20.75 | 21.25 | 20.75 | 20.75 | 2.5938 | -1 (-4.60%) | 20,400 |
| 4 Mar 1981 | USD | 21.75 | 22.25 | 21.75 | 21.75 | 2.7188 | +0.25 (+1.16%) | 27,100 |
| 3 Mar 1981 | USD | 21.5 | 22 | 21.5 | 21.5 | 2.6875 | 0.0 (0.0%) | 9,600 |
| 2 Mar 1981 | USD | 21.5 | 21.75 | 21.5 | 21.5 | 2.6875 | 0.0 (0.0%) | 6,300 |
| 27 Feb 1981 | USD | 21.5 | 22 | 21.5 | 21.5 | 2.6875 | +0.5 (+2.38%) | 17,700 |
| 26 Feb 1981 | USD | 21 | 21.5 | 21 | 21 | 2.625 | +0.25 (+1.20%) | 10,100 |
| 25 Feb 1981 | USD | 20.75 | 21.25 | 20.75 | 20.75 | 2.5938 | 0.0 (0.0%) | 49,400 |
| 24 Feb 1981 | USD | 20.75 | 21.5 | 20.75 | 20.75 | 2.5938 | 0.0 (0.0%) | 52,100 |
| 23 Feb 1981 | USD | 20.75 | 21 | 20.75 | 20.75 | 2.5938 | 0.0 (0.0%) | 24,800 |
| 20 Feb 1981 | USD | 20.75 | 21.25 | 20.75 | 20.75 | 2.5938 | -0.25 (-1.19%) | 7,900 |
| 19 Feb 1981 | USD | 21 | 21.5 | 21 | 21 | 2.625 | -0.75 (-3.45%) | 27,400 |
| 18 Feb 1981 | USD | 21.75 | 22.25 | 21.75 | 21.75 | 2.7188 | +0.75 (+3.57%) | 12,000 |
| 17 Feb 1981 | USD | 21 | 21.75 | 21 | 21 | 2.625 | -0.5 (-2.33%) | 18,100 |
| 16 Feb 1981 | USD | 21.5 | 21.5 | 21.5 | 21.5 | 2.6875 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 21.5 | 22 | 21.5 | 21.5 | 2.6875 | -1 (-4.44%) | 20,100 |
| 12 Feb 1981 | USD | 22.5 | 23 | 22.5 | 22.5 | 2.8125 | -1.25 (-5.26%) | 11,400 |
| 11 Feb 1981 | USD | 23.75 | 24.25 | 23.75 | 23.75 | 2.9688 | -1.75 (-6.86%) | 23,300 |
| 10 Feb 1981 | USD | 25.5 | 26.25 | 25.5 | 25.5 | 3.1875 | +0.5 (+2%) | 11,500 |
| 9 Feb 1981 | USD | 25 | 25.5 | 25 | 25 | 3.125 | 0.0 (0.0%) | 3,500 |
| 6 Feb 1981 | USD | 25 | 25.5 | 25 | 25 | 3.125 | 0.0 (0.0%) | 4,900 |
| 5 Feb 1981 | USD | 25 | 25.5 | 25 | 25 | 3.125 | 0.0 (0.0%) | 8,700 |
| 4 Feb 1981 | USD | 25 | 25.25 | 25 | 25 | 3.125 | +0.75 (+3.09%) | 8,600 |
| 3 Feb 1981 | USD | 24.25 | 24.75 | 24.25 | 24.25 | 3.0312 | +0.75 (+3.19%) | 21,200 |
| 2 Feb 1981 | USD | 23.5 | 24 | 23.5 | 23.5 | 2.9375 | -1.5 (-6%) | 26,900 |
| 30 Jan 1981 | USD | 25 | 25.5 | 25 | 25 | 3.125 | -0.75 (-2.91%) | 18,100 |
| 29 Jan 1981 | USD | 25.75 | 26.25 | 25.75 | 25.75 | 3.2188 | +0.25 (+0.98%) | 11,100 |
