| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 5 Jun 1981 | USD | 23.752 | 24.252 | 23.752 | 23.752 | 0.1856 | +0.252 (+1.07%) | 47,500 |
| 4 Jun 1981 | USD | 23.5 | 24.252 | 23.5 | 23.5 | 0.1836 | 0.0 (0.0%) | 22,700 |
| 3 Jun 1981 | USD | 23.5 | 24.252 | 23.5 | 23.5 | 0.1836 | -0.252 (-1.06%) | 60,100 |
| 2 Jun 1981 | USD | 23.752 | 24.252 | 23.752 | 23.752 | 0.1856 | +0.252 (+1.07%) | 45,700 |
| 1 Jun 1981 | USD | 23.5 | 24 | 23.5 | 23.5 | 0.1836 | +0.748 (+3.29%) | 25,800 |
| 29 May 1981 | USD | 22.752 | 23.5 | 22.752 | 22.752 | 0.1777 | 0.0 (0.0%) | 28,900 |
| 28 May 1981 | USD | 22.752 | 23.252 | 22.752 | 22.752 | 0.1777 | +1 (+4.60%) | 71,100 |
| 27 May 1981 | USD | 21.752 | 22.252 | 21.752 | 21.752 | 0.1699 | +0.752 (+3.58%) | 30,800 |
| 26 May 1981 | USD | 21 | 21.752 | 21 | 21 | 0.1641 | +0.5 (+2.44%) | 37,600 |
| 25 May 1981 | USD | 20.5 | 20.5 | 20.5 | 20.5 | 0.1602 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 20.5 | 21.252 | 20.5 | 20.5 | 0.1602 | 0.0 (0.0%) | 4,600 |
| 21 May 1981 | USD | 20.5 | 21.252 | 20.5 | 20.5 | 0.1602 | +0.248 (+1.22%) | 14,400 |
| 20 May 1981 | USD | 20.252 | 21 | 20.252 | 20.252 | 0.1582 | 0.0 (0.0%) | 13,000 |
| 19 May 1981 | USD | 20.252 | 20.752 | 20.252 | 20.252 | 0.1582 | 0.0 (0.0%) | 5,600 |
| 18 May 1981 | USD | 20.252 | 21 | 20.252 | 20.252 | 0.1582 | 0.0 (0.0%) | 28,100 |
| 15 May 1981 | USD | 20.252 | 20.752 | 20.252 | 20.252 | 0.1582 | -0.248 (-1.21%) | 7,200 |
| 14 May 1981 | USD | 20.5 | 21.252 | 20.5 | 20.5 | 0.1602 | -0.5 (-2.38%) | 6,000 |
| 13 May 1981 | USD | 21 | 21.5 | 21 | 21 | 0.1641 | +0.248 (+1.20%) | 12,400 |
| 12 May 1981 | USD | 20.752 | 21.5 | 20.752 | 20.752 | 0.1621 | +0.5 (+2.47%) | 13,900 |
| 11 May 1981 | USD | 20.252 | 20.5 | 20.252 | 20.252 | 0.1582 | -0.248 (-1.21%) | 10,500 |
| 8 May 1981 | USD | 20.5 | 21 | 20.5 | 20.5 | 0.1602 | 0.0 (0.0%) | 3,400 |
| 7 May 1981 | USD | 20.5 | 21.252 | 20.5 | 20.5 | 0.1602 | +0.248 (+1.22%) | 4,200 |
| 6 May 1981 | USD | 20.252 | 20.752 | 20.252 | 20.252 | 0.1582 | 0.0 (0.0%) | 5,300 |
| 5 May 1981 | USD | 20.252 | 20.752 | 20.252 | 20.252 | 0.1582 | -0.248 (-1.21%) | 9,100 |
| 4 May 1981 | USD | 20.5 | 21 | 20.5 | 20.5 | 0.1602 | -0.252 (-1.21%) | 25,900 |
| 1 May 1981 | USD | 20.752 | 21 | 20.752 | 20.752 | 0.1621 | 0.0 (0.0%) | 4,700 |
| 30 Apr 1981 | USD | 20.752 | 21.252 | 20.752 | 20.752 | 0.1621 | -0.248 (-1.18%) | 7,100 |
| 29 Apr 1981 | USD | 21 | 21.252 | 21 | 21 | 0.1641 | -0.252 (-1.19%) | 10,000 |
| 28 Apr 1981 | USD | 21.252 | 21.752 | 21.252 | 21.252 | 0.166 | 0.0 (0.0%) | 11,900 |
| 27 Apr 1981 | USD | 21.252 | 21.752 | 21.252 | 21.252 | 0.166 | 0.0 (0.0%) | 16,500 |
