| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 4 Jun 1981 | USD | 16 | 16.5 | 16 | 16 | 2.3704 | 0.0 (0.0%) | 15,700 |
| 3 Jun 1981 | USD | 16 | 16.5 | 16 | 16 | 2.3704 | 0.0 (0.0%) | 9,500 |
| 2 Jun 1981 | USD | 16 | 16.5 | 16 | 16 | 2.3704 | 0.0 (0.0%) | 28,600 |
| 1 Jun 1981 | USD | 16 | 16.5 | 16 | 16 | 2.3704 | +0.25 (+1.59%) | 5,600 |
| 29 May 1981 | USD | 15.75 | 16.5 | 15.75 | 15.75 | 2.3333 | -0.5 (-3.08%) | 12,500 |
| 28 May 1981 | USD | 16.25 | 16.75 | 16.25 | 16.25 | 2.4074 | 0.0 (0.0%) | 4,500 |
| 27 May 1981 | USD | 16.25 | 16.75 | 16.25 | 16.25 | 2.4074 | 0.0 (0.0%) | 4,800 |
| 26 May 1981 | USD | 16.25 | 16.75 | 16.25 | 16.25 | 2.4074 | 0.0 (0.0%) | 300 |
| 25 May 1981 | USD | 16.25 | 16.25 | 16.25 | 16.25 | 2.4074 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 16.25 | 16.75 | 16.25 | 16.25 | 2.4074 | 0.0 (0.0%) | 400 |
| 21 May 1981 | USD | 16.25 | 16.75 | 16.25 | 16.25 | 2.4074 | 0.0 (0.0%) | 2,100 |
| 20 May 1981 | USD | 16.25 | 16.75 | 16.25 | 16.25 | 2.4074 | 0.0 (0.0%) | 700 |
| 19 May 1981 | USD | 16.25 | 16.75 | 16.25 | 16.25 | 2.4074 | -0.25 (-1.52%) | 1,500 |
| 18 May 1981 | USD | 16.5 | 17 | 16.5 | 16.5 | 2.4444 | -0.25 (-1.49%) | 3,300 |
| 15 May 1981 | USD | 16.75 | 17.25 | 16.75 | 16.75 | 2.4815 | 0.0 (0.0%) | 2,300 |
| 14 May 1981 | USD | 16.75 | 17.25 | 16.75 | 16.75 | 2.4815 | 0.0 (0.0%) | 3,400 |
| 13 May 1981 | USD | 16.75 | 17.25 | 16.75 | 16.75 | 2.4815 | 0.0 (0.0%) | 8,800 |
| 12 May 1981 | USD | 16.75 | 17.25 | 16.75 | 16.75 | 2.4815 | 0.0 (0.0%) | 4,000 |
| 11 May 1981 | USD | 16.75 | 17.25 | 16.75 | 16.75 | 2.4815 | +0.25 (+1.52%) | 2,500 |
| 8 May 1981 | USD | 16.5 | 17 | 16.5 | 16.5 | 2.4444 | 0.0 (0.0%) | 500 |
| 7 May 1981 | USD | 16.5 | 17 | 16.5 | 16.5 | 2.4444 | 0.0 (0.0%) | 100 |
| 6 May 1981 | USD | 16.5 | 17 | 16.5 | 16.5 | 2.4444 | 0.0 (0.0%) | 400 |
| 5 May 1981 | USD | 16.5 | 17 | 16.5 | 16.5 | 2.4444 | -0.25 (-1.49%) | 5,600 |
| 4 May 1981 | USD | 16.75 | 17.25 | 16.75 | 16.75 | 2.4815 | -0.25 (-1.47%) | 7,100 |
| 1 May 1981 | USD | 17 | 17.5 | 17 | 17 | 2.5185 | 0.0 (0.0%) | 6,200 |
| 30 Apr 1981 | USD | 17 | 17.5 | 17 | 17 | 2.5185 | 0.0 (0.0%) | 5,200 |
| 29 Apr 1981 | USD | 17 | 17.5 | 17 | 17 | 2.5185 | 0.0 (0.0%) | 7,700 |
| 28 Apr 1981 | USD | 17 | 17.5 | 17 | 17 | 2.5185 | 0.0 (0.0%) | 7,200 |
| 27 Apr 1981 | USD | 17 | 17.5 | 17 | 17 | 2.5185 | 0.0 (0.0%) | 200 |
| 24 Apr 1981 | USD | 17 | 17.5 | 17 | 17 | 2.5185 | +0.25 (+1.49%) | 2,000 |
