| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 19 Jun 1981 | USD | 20.5 | 21.5 | 20.5 | 20.5 | 68.3333 | 0.0 (0.0%) | 1,200 |
| 18 Jun 1981 | USD | 20.5 | 22 | 20.5 | 20.5 | 68.3333 | 0.0 (0.0%) | 300 |
| 17 Jun 1981 | USD | 20.5 | 22 | 20.5 | 20.5 | 68.3333 | -0.5 (-2.38%) | 1,300 |
| 16 Jun 1981 | USD | 21 | 22 | 21 | 21 | 70 | -0.5 (-2.33%) | 3,300 |
| 15 Jun 1981 | USD | 21.5 | 22.25 | 21.5 | 21.5 | 71.6667 | +1.5 (+7.50%) | 11,400 |
| 12 Jun 1981 | USD | 20 | 21 | 20 | 20 | 66.6667 | +0.25 (+1.27%) | 1,800 |
| 11 Jun 1981 | USD | 19.75 | 21 | 19.75 | 19.75 | 65.8333 | 0.0 (0.0%) | 1,700 |
| 10 Jun 1981 | USD | 19.75 | 21 | 19.75 | 19.75 | 65.8333 | 0.0 (0.0%) | 4,300 |
| 9 Jun 1981 | USD | 19.75 | 21 | 19.75 | 19.75 | 65.8333 | 0.0 (0.0%) | 1,200 |
| 8 Jun 1981 | USD | 19.75 | 21 | 19.75 | 19.75 | 65.8333 | +0.5 (+2.60%) | 4,900 |
| 5 Jun 1981 | USD | 19.25 | 20.5 | 19.25 | 19.25 | 64.1667 | +0.75 (+4.05%) | 9,400 |
| 4 Jun 1981 | USD | 18.5 | 20 | 18.5 | 18.5 | 61.6667 | -0.25 (-1.33%) | 1,100 |
| 3 Jun 1981 | USD | 18.75 | 20 | 18.75 | 18.75 | 62.5 | +0.25 (+1.35%) | 800 |
| 2 Jun 1981 | USD | 18.5 | 20 | 18.5 | 18.5 | 61.6667 | -2.5 (-11.90%) | 3,100 |
| 1 Jun 1981 | USD | 21 | 22 | 21 | 21 | 70 | -0.5 (-2.33%) | 4,700 |
| 29 May 1981 | USD | 21.5 | 22.5 | 21.5 | 21.5 | 71.6667 | +2.75 (+14.67%) | 3,200 |
| 28 May 1981 | USD | 18.75 | 19.75 | 18.75 | 18.75 | 62.5 | +0.5 (+2.74%) | 3,400 |
| 27 May 1981 | USD | 18.25 | 19 | 18.25 | 18.25 | 60.8333 | +0.25 (+1.39%) | 1,600 |
| 26 May 1981 | USD | 18 | 18.75 | 18 | 18 | 60 | 0.0 (0.0%) | 1,100 |
| 25 May 1981 | USD | 18 | 18 | 18 | 18 | 60 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 18 | 18.75 | 18 | 18 | 60 | 0.0 (0.0%) | 1,300 |
| 21 May 1981 | USD | 18 | 18.5 | 18 | 18 | 60 | +0.25 (+1.41%) | 3,900 |
| 20 May 1981 | USD | 17.75 | 17.75 | 17.75 | 17.75 | 59.1667 | 0.0 (0.0%) | 0 |
| 19 May 1981 | USD | 17.75 | 18.5 | 17.75 | 17.75 | 59.1667 | +0.75 (+4.41%) | 2,300 |
| 18 May 1981 | USD | 17 | 17.75 | 17 | 17 | 56.6667 | 0.0 (0.0%) | 200 |
| 15 May 1981 | USD | 17 | 17.75 | 17 | 17 | 56.6667 | 0.0 (0.0%) | 1,300 |
| 14 May 1981 | USD | 17 | 17.75 | 17 | 17 | 56.6667 | -0.25 (-1.45%) | 200 |
| 13 May 1981 | USD | 17.25 | 18 | 17.25 | 17.25 | 57.5 | 0.0 (0.0%) | 1,000 |
| 12 May 1981 | USD | 17.25 | 18 | 17.25 | 17.25 | 57.5 | 0.0 (0.0%) | 1,200 |
| 11 May 1981 | USD | 17.25 | 18 | 17.25 | 17.25 | 57.5 | 0.0 (0.0%) | 700 |
