| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 25 May 1981 | USD | 3.75 | 3.75 | 3.75 | 3.75 | 1.875 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 3.75 | 4 | 3.75 | 3.75 | 1.875 | 0.0 (0.0%) | 300 |
| 21 May 1981 | USD | 3.75 | 4 | 3.75 | 3.75 | 1.875 | 0.0 (0.0%) | 1,600 |
| 20 May 1981 | USD | 3.75 | 3.75 | 3.75 | 3.75 | 1.875 | 0.0 (0.0%) | 0 |
| 19 May 1981 | USD | 3.75 | 4 | 3.75 | 3.75 | 1.875 | 0.0 (0.0%) | 500 |
| 18 May 1981 | USD | 3.75 | 4 | 3.75 | 3.75 | 1.875 | 0.0 (0.0%) | 400 |
| 15 May 1981 | USD | 3.75 | 4 | 3.75 | 3.75 | 1.875 | 0.0 (0.0%) | 700 |
| 14 May 1981 | USD | 3.75 | 4 | 3.75 | 3.75 | 1.875 | 0.0 (0.0%) | 100 |
| 13 May 1981 | USD | 3.75 | 4 | 3.75 | 3.75 | 1.875 | -0.125 (-3.23%) | 100 |
| 12 May 1981 | USD | 3.875 | 4 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 2,100 |
| 11 May 1981 | USD | 3.875 | 4 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 9,500 |
| 8 May 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 1,600 |
| 7 May 1981 | USD | 3.875 | 4 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 600 |
| 6 May 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 2,900 |
| 5 May 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 1,200 |
| 4 May 1981 | USD | 3.875 | 4.25 | 3.875 | 3.875 | 1.9375 | -0.125 (-3.13%) | 2,100 |
| 1 May 1981 | USD | 4 | 4.25 | 4 | 4 | 2 | 0.0 (0.0%) | 2,500 |
| 30 Apr 1981 | USD | 4 | 4.125 | 4 | 4 | 2 | 0.0 (0.0%) | 1,800 |
| 29 Apr 1981 | USD | 4 | 4.125 | 4 | 4 | 2 | 0.0 (0.0%) | 3,500 |
| 28 Apr 1981 | USD | 4 | 4.125 | 4 | 4 | 2 | 0.0 (0.0%) | 900 |
| 27 Apr 1981 | USD | 4 | 4.125 | 4 | 4 | 2 | 0.0 (0.0%) | 1,800 |
| 24 Apr 1981 | USD | 4 | 4.125 | 4 | 4 | 2 | 0.0 (0.0%) | 3,600 |
| 23 Apr 1981 | USD | 4 | 4.125 | 4 | 4 | 2 | +0.125 (+3.23%) | 2,000 |
| 22 Apr 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 800 |
| 21 Apr 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 2,900 |
| 20 Apr 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 700 |
| 17 Apr 1981 | USD | 3.875 | 3.875 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | +0.125 (+3.33%) | 2,000 |
| 15 Apr 1981 | USD | 3.75 | 4.25 | 3.75 | 3.75 | 1.875 | -0.125 (-3.23%) | 300 |
| 14 Apr 1981 | USD | 3.875 | 4.25 | 3.875 | 3.875 | 1.9375 | -0.125 (-3.13%) | 400 |
