| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 21 Apr 1981 | USD | 20.5 | 21.126 | 20.5 | 20.5 | 3.3596 | -0.75 (-3.53%) | 13,300 |
| 20 Apr 1981 | USD | 21.25 | 21.5 | 21 | 21.25 | 3.4825 | -0.25 (-1.16%) | 73,800 |
| 17 Apr 1981 | USD | 21.5 | 21.5 | 21.5 | 21.5 | 3.5234 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 21.5 | 21.75 | 21.25 | 21.5 | 3.5234 | -0.25 (-1.15%) | 11,900 |
| 15 Apr 1981 | USD | 21.75 | 22 | 21.25 | 21.75 | 3.5644 | -0.126 (-0.58%) | 106,700 |
| 14 Apr 1981 | USD | 21.876 | 22.126 | 21.876 | 21.876 | 3.5851 | -0.624 (-2.77%) | 10,900 |
| 13 Apr 1981 | USD | 22.5 | 22.626 | 22.25 | 22.5 | 3.6873 | 0.0 (0.0%) | 26,600 |
| 10 Apr 1981 | USD | 22.5 | 22.5 | 21.376 | 22.5 | 3.6873 | +0.5 (+2.27%) | 21,300 |
| 9 Apr 1981 | USD | 22 | 22.5 | 22 | 22 | 3.6054 | -0.5 (-2.22%) | 7,900 |
| 8 Apr 1981 | USD | 22.5 | 23 | 22.5 | 22.5 | 3.6873 | -0.25 (-1.10%) | 13,800 |
| 7 Apr 1981 | USD | 22.75 | 22.876 | 22.626 | 22.75 | 3.7283 | 0.0 (0.0%) | 8,600 |
| 6 Apr 1981 | USD | 22.75 | 23.126 | 22.25 | 22.75 | 3.7283 | -0.876 (-3.71%) | 59,900 |
| 3 Apr 1981 | USD | 23.626 | 24 | 23.5 | 23.626 | 3.8718 | -0.5 (-2.07%) | 25,500 |
| 2 Apr 1981 | USD | 24.126 | 24.25 | 23.876 | 24.126 | 3.9538 | +0.126 (+0.53%) | 11,800 |
| 1 Apr 1981 | USD | 24 | 24.25 | 24 | 24 | 3.9331 | 0.0 (0.0%) | 8,500 |
| 31 Mar 1981 | USD | 24 | 24.25 | 23.5 | 24 | 3.9331 | +0.25 (+1.05%) | 63,000 |
| 30 Mar 1981 | USD | 23.75 | 24.25 | 22.75 | 23.75 | 3.8922 | +1 (+4.40%) | 18,300 |
| 27 Mar 1981 | USD | 22.75 | 23.75 | 22.626 | 22.75 | 3.7283 | -1.25 (-5.21%) | 10,900 |
| 26 Mar 1981 | USD | 24 | 24.5 | 23.75 | 24 | 3.9331 | -1 (-4%) | 31,200 |
| 25 Mar 1981 | USD | 25 | 25.25 | 24.25 | 25 | 4.097 | +0.25 (+1.01%) | 32,300 |
| 24 Mar 1981 | USD | 24.75 | 26 | 24.75 | 24.75 | 4.056 | -1.5 (-5.71%) | 63,300 |
| 23 Mar 1981 | USD | 26.25 | 26.376 | 25.626 | 26.25 | 4.3019 | +0.624 (+2.44%) | 17,600 |
| 20 Mar 1981 | USD | 25.626 | 25.876 | 25.626 | 25.626 | 4.1996 | 0.0 (0.0%) | 10,600 |
| 19 Mar 1981 | USD | 25.626 | 26.5 | 25.626 | 25.626 | 4.1996 | -0.75 (-2.84%) | 41,600 |
| 18 Mar 1981 | USD | 26.376 | 26.75 | 25 | 26.376 | 4.3225 | +1.75 (+7.11%) | 87,400 |
| 17 Mar 1981 | USD | 24.626 | 25 | 23.75 | 24.626 | 4.0357 | +0.876 (+3.69%) | 62,200 |
| 16 Mar 1981 | USD | 23.75 | 23.75 | 22.876 | 23.75 | 3.8922 | +1.124 (+4.97%) | 21,100 |
| 13 Mar 1981 | USD | 22.626 | 23.5 | 22.376 | 22.626 | 3.708 | -0.124 (-0.55%) | 33,600 |
| 12 Mar 1981 | USD | 22.75 | 23 | 22 | 22.75 | 3.7283 | +0.75 (+3.41%) | 50,200 |
| 11 Mar 1981 | USD | 22 | 22.75 | 21.876 | 22 | 3.6054 | +0.25 (+1.15%) | 34,400 |
