| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 16 Apr 1981 | USD | 24.5 | 24.752 | 24.5 | 24.5 | 0.1914 | +0.248 (+1.02%) | 20,100 |
| 15 Apr 1981 | USD | 24.252 | 24.5 | 24.252 | 24.252 | 0.1895 | -0.248 (-1.01%) | 24,800 |
| 14 Apr 1981 | USD | 24.5 | 24.752 | 24.5 | 24.5 | 0.1914 | 0.0 (0.0%) | 37,800 |
| 13 Apr 1981 | USD | 24.5 | 25 | 24.5 | 24.5 | 0.1914 | +0.5 (+2.08%) | 17,900 |
| 10 Apr 1981 | USD | 24 | 24.5 | 24 | 24 | 0.1875 | +1.5 (+6.67%) | 29,900 |
| 9 Apr 1981 | USD | 22.5 | 23 | 22.5 | 22.5 | 0.1758 | +1 (+4.65%) | 20,200 |
| 8 Apr 1981 | USD | 21.5 | 21.752 | 21.5 | 21.5 | 0.168 | 0.0 (0.0%) | 7,200 |
| 7 Apr 1981 | USD | 21.5 | 22 | 21.5 | 21.5 | 0.168 | -0.252 (-1.16%) | 7,200 |
| 6 Apr 1981 | USD | 21.752 | 22 | 21.752 | 21.752 | 0.1699 | -0.748 (-3.32%) | 17,900 |
| 3 Apr 1981 | USD | 22.5 | 23 | 22.5 | 22.5 | 0.1758 | -1 (-4.26%) | 11,100 |
| 2 Apr 1981 | USD | 23.5 | 24 | 23.5 | 23.5 | 0.1836 | 0.0 (0.0%) | 18,700 |
| 1 Apr 1981 | USD | 23.5 | 24 | 23.5 | 23.5 | 0.1836 | +0.248 (+1.07%) | 8,800 |
| 31 Mar 1981 | USD | 23.252 | 23.5 | 23.252 | 23.252 | 0.1817 | +0.5 (+2.20%) | 10,800 |
| 30 Mar 1981 | USD | 22.752 | 23 | 22.752 | 22.752 | 0.1777 | +0.5 (+2.25%) | 8,100 |
| 27 Mar 1981 | USD | 22.252 | 23 | 22.252 | 22.252 | 0.1738 | +0.5 (+2.30%) | 38,300 |
| 26 Mar 1981 | USD | 21.752 | 22 | 21.752 | 21.752 | 0.1699 | +0.252 (+1.17%) | 22,700 |
| 25 Mar 1981 | USD | 21.5 | 22 | 21.5 | 21.5 | 0.168 | +0.248 (+1.17%) | 14,900 |
| 24 Mar 1981 | USD | 21.252 | 21.752 | 21.252 | 21.252 | 0.166 | 0.0 (0.0%) | 42,000 |
| 23 Mar 1981 | USD | 21.252 | 21.752 | 21.252 | 21.252 | 0.166 | 0.0 (0.0%) | 26,200 |
| 20 Mar 1981 | USD | 21.252 | 21.5 | 21.252 | 21.252 | 0.166 | +0.5 (+2.41%) | 14,800 |
| 19 Mar 1981 | USD | 20.752 | 21.252 | 20.752 | 20.752 | 0.1621 | +0.5 (+2.47%) | 21,800 |
| 18 Mar 1981 | USD | 20.252 | 20.5 | 20.252 | 20.252 | 0.1582 | +1.252 (+6.59%) | 36,900 |
| 17 Mar 1981 | USD | 19 | 19.252 | 19 | 19 | 0.1484 | +0.5 (+2.70%) | 29,400 |
| 16 Mar 1981 | USD | 18.5 | 19 | 18.5 | 18.5 | 0.1445 | -0.5 (-2.63%) | 16,400 |
| 13 Mar 1981 | USD | 19 | 19.252 | 19 | 19 | 0.1484 | 0.0 (0.0%) | 25,900 |
| 12 Mar 1981 | USD | 19 | 19.5 | 19 | 19 | 0.1484 | +0.248 (+1.32%) | 58,500 |
| 11 Mar 1981 | USD | 18.752 | 19 | 18.752 | 18.752 | 0.1465 | -1 (-5.06%) | 50,800 |
| 10 Mar 1981 | USD | 19.752 | 20.252 | 19.752 | 19.752 | 0.1543 | -1 (-4.82%) | 34,500 |
| 9 Mar 1981 | USD | 20.752 | 21.252 | 20.752 | 20.752 | 0.1621 | +1.252 (+6.42%) | 20,400 |
| 6 Mar 1981 | USD | 19.5 | 20 | 19.5 | 19.5 | 0.1523 | -1.5 (-7.14%) | 15,700 |
