| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 20 Jan 1981 | USD | 21.252 | 21.752 | 21.252 | 21.252 | 0.166 | -0.748 (-3.40%) | 27,400 |
| 19 Jan 1981 | USD | 22 | 22.252 | 22 | 22 | 0.1719 | 0.0 (0.0%) | 31,500 |
| 16 Jan 1981 | USD | 22 | 22.5 | 22 | 22 | 0.1719 | 0.0 (0.0%) | 26,000 |
| 15 Jan 1981 | USD | 22 | 22.252 | 22 | 22 | 0.1719 | 0.0 (0.0%) | 19,700 |
| 14 Jan 1981 | USD | 22 | 22.5 | 22 | 22 | 0.1719 | +0.748 (+3.52%) | 61,900 |
| 13 Jan 1981 | USD | 21.252 | 21.752 | 21.252 | 21.252 | 0.166 | +0.5 (+2.41%) | 34,900 |
| 12 Jan 1981 | USD | 20.752 | 21.252 | 20.752 | 20.752 | 0.1621 | +0.252 (+1.23%) | 26,200 |
| 9 Jan 1981 | USD | 20.5 | 21 | 20.5 | 20.5 | 0.1602 | -0.252 (-1.21%) | 19,300 |
| 8 Jan 1981 | USD | 20.752 | 21 | 20.752 | 20.752 | 0.1621 | -0.5 (-2.35%) | 25,800 |
| 7 Jan 1981 | USD | 21.252 | 21.5 | 21.252 | 21.252 | 0.166 | -1.248 (-5.55%) | 68,800 |
| 6 Jan 1981 | USD | 22.5 | 22.752 | 22.5 | 22.5 | 0.1758 | +0.124 (+0.55%) | 54,300 |
| 5 Jan 1981 | USD | 22.376 | 22.752 | 22.376 | 22.376 | 0.1748 | +0.876 (+4.07%) | 45,500 |
| 2 Jan 1981 | USD | 21.5 | 22 | 21.5 | 21.5 | 0.168 | +0.5 (+2.38%) | 12,300 |
| 31 Dec 1980 | USD | 21 | 21.5 | 21 | 21 | 0.1641 | -0.252 (-1.19%) | 22,800 |
| 30 Dec 1980 | USD | 21.252 | 21.5 | 21.252 | 21.252 | 0.166 | +0.5 (+2.41%) | 34,100 |
| 29 Dec 1980 | USD | 20.752 | 21.252 | 20.752 | 20.752 | 0.1621 | -0.248 (-1.18%) | 13,600 |
| 26 Dec 1980 | USD | 21 | 21.5 | 21 | 21 | 0.1641 | +0.248 (+1.20%) | 11,400 |
| 24 Dec 1980 | USD | 20.752 | 21.252 | 20.752 | 20.752 | 0.1621 | +0.752 (+3.76%) | 19,100 |
| 23 Dec 1980 | USD | 20 | 20.5 | 20 | 20 | 0.1562 | +0.5 (+2.56%) | 44,500 |
| 22 Dec 1980 | USD | 19.5 | 20 | 19.5 | 19.5 | 0.1523 | 0.0 (0.0%) | 14,500 |
| 19 Dec 1980 | USD | 19.5 | 19.752 | 19.5 | 19.5 | 0.1523 | +0.748 (+3.99%) | 78,400 |
| 18 Dec 1980 | USD | 18.752 | 19.252 | 18.752 | 18.752 | 0.1465 | +0.5 (+2.74%) | 87,900 |
| 17 Dec 1980 | USD | 18.252 | 18.752 | 18.252 | 18.252 | 0.1426 | -0.748 (-3.94%) | 36,500 |
| 16 Dec 1980 | USD | 19 | 19.5 | 19 | 19 | 0.1484 | -0.5 (-2.56%) | 51,800 |
| 15 Dec 1980 | USD | 19.5 | 19.752 | 19.5 | 19.5 | 0.1523 | +0.748 (+3.99%) | 51,900 |
| 12 Dec 1980 | USD | 18.752 | 19 | 18.752 | 18.752 | 0.1465 | +0.752 (+4.18%) | 63,700 |
| 11 Dec 1980 | USD | 18 | 18.5 | 18 | 18 | 0.1406 | -1 (-5.26%) | 42,500 |
| 10 Dec 1980 | USD | 19 | 19.752 | 19 | 19 | 0.1484 | -1.252 (-6.18%) | 45,900 |
| 9 Dec 1980 | USD | 20.252 | 20.752 | 20.252 | 20.252 | 0.1582 | -0.5 (-2.41%) | 45,500 |
| 8 Dec 1980 | USD | 20.752 | 21 | 20.752 | 20.752 | 0.1621 | -1.248 (-5.67%) | 42,300 |
