| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 28 Jan 1981 | USD | 18.752 | 19.5 | 18.752 | 18.752 | 2.344 | 0.0 (0.0%) | 6,400 |
| 27 Jan 1981 | USD | 18.752 | 19.5 | 18.752 | 18.752 | 2.344 | 0.0 (0.0%) | 2,700 |
| 26 Jan 1981 | USD | 18.752 | 19.5 | 18.752 | 18.752 | 2.344 | -0.248 (-1.31%) | 800 |
| 23 Jan 1981 | USD | 19 | 19.5 | 19 | 19 | 2.375 | 0.0 (0.0%) | 800 |
| 22 Jan 1981 | USD | 19 | 19.5 | 19 | 19 | 2.375 | 0.0 (0.0%) | 1,300 |
| 21 Jan 1981 | USD | 19 | 19.5 | 19 | 19 | 2.375 | -0.252 (-1.31%) | 1,300 |
| 20 Jan 1981 | USD | 19.252 | 19.752 | 19.252 | 19.252 | 2.4065 | 0.0 (0.0%) | 2,000 |
| 19 Jan 1981 | USD | 19.252 | 19.752 | 19.252 | 19.252 | 2.4065 | 0.0 (0.0%) | 1,600 |
| 16 Jan 1981 | USD | 19.252 | 19.752 | 19.252 | 19.252 | 2.4065 | 0.0 (0.0%) | 100 |
| 15 Jan 1981 | USD | 19.252 | 19.752 | 19.252 | 19.252 | 2.4065 | 0.0 (0.0%) | 300 |
| 14 Jan 1981 | USD | 19.252 | 19.252 | 19.252 | 19.252 | 2.4065 | 0.0 (0.0%) | 0 |
| 13 Jan 1981 | USD | 19.252 | 19.752 | 19.252 | 19.252 | 2.4065 | 0.0 (0.0%) | 1,100 |
| 12 Jan 1981 | USD | 19.252 | 19.752 | 19.252 | 19.252 | 2.4065 | +0.252 (+1.33%) | 4,200 |
| 9 Jan 1981 | USD | 19 | 19.5 | 19 | 19 | 2.375 | 0.0 (0.0%) | 800 |
| 8 Jan 1981 | USD | 19 | 19.5 | 19 | 19 | 2.375 | 0.0 (0.0%) | 500 |
| 7 Jan 1981 | USD | 19 | 19.5 | 19 | 19 | 2.375 | -0.5 (-2.56%) | 1,600 |
| 6 Jan 1981 | USD | 19.5 | 20 | 19.5 | 19.5 | 2.4375 | 0.0 (0.0%) | 500 |
| 5 Jan 1981 | USD | 19.5 | 19.752 | 19.5 | 19.5 | 2.4375 | 0.0 (0.0%) | 600 |
| 2 Jan 1981 | USD | 19.5 | 19.752 | 19.5 | 19.5 | 2.4375 | +0.248 (+1.29%) | 2,400 |
| 31 Dec 1980 | USD | 19.252 | 19.752 | 19.252 | 19.252 | 2.4065 | +0.252 (+1.33%) | 4,500 |
| 30 Dec 1980 | USD | 19 | 19.5 | 19 | 19 | 2.375 | 0.0 (0.0%) | 7,100 |
| 29 Dec 1980 | USD | 19 | 19.252 | 19 | 19 | 2.375 | 0.0 (0.0%) | 2,200 |
| 26 Dec 1980 | USD | 19 | 19 | 19 | 19 | 2.375 | 0.0 (0.0%) | 0 |
| 24 Dec 1980 | USD | 19 | 19.5 | 19 | 19 | 2.375 | 0.0 (0.0%) | 700 |
| 23 Dec 1980 | USD | 19 | 19.5 | 19 | 19 | 2.375 | 0.0 (0.0%) | 2,400 |
| 22 Dec 1980 | USD | 19 | 19.752 | 19 | 19 | 2.375 | 0.0 (0.0%) | 200 |
| 19 Dec 1980 | USD | 19 | 19.752 | 19 | 19 | 2.375 | 0.0 (0.0%) | 300 |
| 18 Dec 1980 | USD | 19 | 19.752 | 19 | 19 | 2.375 | 0.0 (0.0%) | 500 |
| 17 Dec 1980 | USD | 19 | 19.5 | 19 | 19 | 2.375 | 0.0 (0.0%) | 4,600 |
| 16 Dec 1980 | USD | 19 | 19.5 | 19 | 19 | 2.375 | -0.252 (-1.31%) | 2,800 |
