| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 17 Apr 1981 | USD | 18.5 | 18.5 | 18.5 | 18.5 | 9.25 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 18.5 | 19.25 | 18.5 | 18.5 | 9.25 | 0.0 (0.0%) | 3,300 |
| 15 Apr 1981 | USD | 18.5 | 19.25 | 18.5 | 18.5 | 9.25 | 0.0 (0.0%) | 13,700 |
| 14 Apr 1981 | USD | 18.5 | 19.25 | 18.5 | 18.5 | 9.25 | -0.25 (-1.33%) | 18,400 |
| 13 Apr 1981 | USD | 18.75 | 19.25 | 18.75 | 18.75 | 9.375 | 0.0 (0.0%) | 8,700 |
| 10 Apr 1981 | USD | 18.75 | 19.5 | 18.75 | 18.75 | 9.375 | +0.25 (+1.35%) | 2,000 |
| 9 Apr 1981 | USD | 18.5 | 19.25 | 18.5 | 18.5 | 9.25 | 0.0 (0.0%) | 7,100 |
| 8 Apr 1981 | USD | 18.5 | 19 | 18.5 | 18.5 | 9.25 | 0.0 (0.0%) | 2,800 |
| 7 Apr 1981 | USD | 18.5 | 19 | 18.5 | 18.5 | 9.25 | -0.5 (-2.63%) | 6,600 |
| 6 Apr 1981 | USD | 19 | 19.5 | 19 | 19 | 9.5 | 0.0 (0.0%) | 2,700 |
| 3 Apr 1981 | USD | 19 | 19.75 | 19 | 19 | 9.5 | -0.25 (-1.30%) | 1,200 |
| 2 Apr 1981 | USD | 19.25 | 19.75 | 19.25 | 19.25 | 9.625 | -0.25 (-1.28%) | 3,000 |
| 1 Apr 1981 | USD | 19.5 | 20 | 19.5 | 19.5 | 9.75 | 0.0 (0.0%) | 3,900 |
| 31 Mar 1981 | USD | 19.5 | 20 | 19.5 | 19.5 | 9.75 | +0.75 (+4%) | 5,300 |
| 30 Mar 1981 | USD | 18.75 | 19.25 | 18.75 | 18.75 | 9.375 | +0.75 (+4.17%) | 5,100 |
| 27 Mar 1981 | USD | 18 | 18.5 | 18 | 18 | 9 | +0.25 (+1.41%) | 11,500 |
| 26 Mar 1981 | USD | 17.75 | 18.5 | 17.75 | 17.75 | 8.875 | 0.0 (0.0%) | 9,400 |
| 25 Mar 1981 | USD | 17.75 | 18.25 | 17.75 | 17.75 | 8.875 | -1.75 (-8.97%) | 25,800 |
| 24 Mar 1981 | USD | 19.5 | 20 | 19.5 | 19.5 | 9.75 | -0.626 (-3.11%) | 1,400 |
| 23 Mar 1981 | USD | 20.126 | 20.5 | 20.126 | 20.126 | 10.063 | 0.0 (0.0%) | 1,400 |
| 20 Mar 1981 | USD | 20.126 | 20.5 | 20.126 | 20.126 | 10.063 | +0.25 (+1.26%) | 1,400 |
| 19 Mar 1981 | USD | 19.876 | 20.25 | 19.876 | 19.876 | 9.938 | +0.126 (+0.64%) | 200 |
| 18 Mar 1981 | USD | 19.75 | 20.25 | 19.75 | 19.75 | 9.875 | 0.0 (0.0%) | 10,700 |
| 17 Mar 1981 | USD | 19.75 | 20.25 | 19.75 | 19.75 | 9.875 | -0.25 (-1.25%) | 157,800 |
| 16 Mar 1981 | USD | 20 | 20.5 | 20 | 20 | 10 | -0.25 (-1.23%) | 60,900 |
| 13 Mar 1981 | USD | 20.25 | 20.626 | 20.25 | 20.25 | 10.125 | -0.876 (-4.15%) | 254,000 |
| 12 Mar 1981 | USD | 21.126 | 21.25 | 21.126 | 21.126 | 10.563 | -0.124 (-0.58%) | 26,300 |
| 11 Mar 1981 | USD | 21.25 | 21.376 | 21.25 | 21.25 | 10.625 | 0.0 (0.0%) | 34,300 |
| 10 Mar 1981 | USD | 21.25 | 21.376 | 21.25 | 21.25 | 10.625 | 0.0 (0.0%) | 51,500 |
| 9 Mar 1981 | USD | 21.25 | 21.376 | 21.25 | 21.25 | 10.625 | +0.124 (+0.59%) | 18,000 |
