| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 17 Aug 1981 | USD | 4 | 4.25 | 4 | 4 | 2 | 0.0 (0.0%) | 1,100 |
| 14 Aug 1981 | USD | 4 | 4.125 | 4 | 4 | 2 | 0.0 (0.0%) | 800 |
| 13 Aug 1981 | USD | 4 | 4.25 | 4 | 4 | 2 | -0.125 (-3.03%) | 22,300 |
| 12 Aug 1981 | USD | 4.125 | 4.25 | 4.125 | 4.125 | 2.0625 | 0.0 (0.0%) | 700 |
| 11 Aug 1981 | USD | 4.125 | 4.25 | 4.125 | 4.125 | 2.0625 | 0.0 (0.0%) | 300 |
| 10 Aug 1981 | USD | 4.125 | 4.125 | 4.125 | 4.125 | 2.0625 | 0.0 (0.0%) | 0 |
| 7 Aug 1981 | USD | 4.125 | 4.25 | 4.125 | 4.125 | 2.0625 | 0.0 (0.0%) | 2,400 |
| 6 Aug 1981 | USD | 4.125 | 4.375 | 4.125 | 4.125 | 2.0625 | +0.125 (+3.13%) | 700 |
| 5 Aug 1981 | USD | 4 | 4.25 | 4 | 4 | 2 | +0.125 (+3.23%) | 6,700 |
| 4 Aug 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 8,700 |
| 3 Aug 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 700 |
| 31 Jul 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 600 |
| 30 Jul 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 500 |
| 29 Jul 1981 | USD | 3.875 | 3.875 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 0 |
| 28 Jul 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 1,200 |
| 27 Jul 1981 | USD | 3.875 | 3.875 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 0 |
| 24 Jul 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | 0.0 (0.0%) | 300 |
| 23 Jul 1981 | USD | 3.875 | 4.125 | 3.875 | 3.875 | 1.9375 | -0.125 (-3.13%) | 1,300 |
| 22 Jul 1981 | USD | 4 | 4.25 | 4 | 4 | 2 | +0.125 (+3.23%) | 2,300 |
| 21 Jul 1981 | USD | 3.875 | 4.25 | 3.875 | 3.875 | 1.9375 | -0.125 (-3.13%) | 7,100 |
| 20 Jul 1981 | USD | 4 | 4.25 | 4 | 4 | 2 | 0.0 (0.0%) | 1,100 |
| 17 Jul 1981 | USD | 4 | 4 | 4 | 4 | 2 | 0.0 (0.0%) | 0 |
| 16 Jul 1981 | USD | 4 | 4 | 4 | 4 | 2 | 0.0 (0.0%) | 0 |
| 15 Jul 1981 | USD | 4 | 4 | 4 | 4 | 2 | 0.0 (0.0%) | 0 |
| 14 Jul 1981 | USD | 4 | 4.25 | 4 | 4 | 2 | 0.0 (0.0%) | 1,000 |
| 13 Jul 1981 | USD | 4 | 4.25 | 4 | 4 | 2 | 0.0 (0.0%) | 1,000 |
| 10 Jul 1981 | USD | 4 | 4.25 | 4 | 4 | 2 | 0.0 (0.0%) | 300 |
| 9 Jul 1981 | USD | 4 | 4.25 | 4 | 4 | 2 | 0.0 (0.0%) | 700 |
| 8 Jul 1981 | USD | 4 | 4.25 | 4 | 4 | 2 | -0.375 (-8.57%) | 2,500 |
| 7 Jul 1981 | USD | 4.375 | 4.5 | 4.375 | 4.375 | 2.1875 | 0.0 (0.0%) | 1,700 |
