| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 4 Aug 1980 | USD | 11.25 | 11.375 | 11.125 | 11.25 | 11.25 | -0.125 (-1.10%) | 7,100 |
| 1 Aug 1980 | USD | 11.375 | 11.5 | 11.375 | 11.375 | 11.375 | 0.0 (0.0%) | 400 |
| 31 Jul 1980 | USD | 11.375 | 11.5 | 11.375 | 11.375 | 11.375 | 0.0 (0.0%) | 900 |
| 30 Jul 1980 | USD | 11.375 | 11.625 | 11.375 | 11.375 | 11.375 | 0.0 (0.0%) | 3,700 |
| 29 Jul 1980 | USD | 11.375 | 11.5 | 11.375 | 11.375 | 11.375 | 0.0 (0.0%) | 1,800 |
| 28 Jul 1980 | USD | 11.375 | 11.375 | 11.375 | 11.375 | 11.375 | 0.0 (0.0%) | 3,700 |
| 25 Jul 1980 | USD | 11.375 | 11.5 | 11.25 | 11.375 | 11.375 | +0.125 (+1.11%) | 2,300 |
| 24 Jul 1980 | USD | 11.25 | 11.5 | 11.125 | 11.25 | 11.25 | -0.375 (-3.23%) | 4,500 |
| 23 Jul 1980 | USD | 11.625 | 11.75 | 11.5 | 11.625 | 11.625 | -0.125 (-1.06%) | 2,000 |
| 22 Jul 1980 | USD | 11.75 | 11.875 | 11.75 | 11.75 | 11.75 | -0.125 (-1.05%) | 500 |
| 21 Jul 1980 | USD | 11.875 | 12 | 11.75 | 11.875 | 11.875 | 0.0 (0.0%) | 5,600 |
| 18 Jul 1980 | USD | 11.875 | 11.875 | 11.625 | 11.875 | 11.875 | +0.125 (+1.06%) | 1,600 |
| 17 Jul 1980 | USD | 11.75 | 11.875 | 11.625 | 11.75 | 11.75 | +0.25 (+2.17%) | 3,000 |
| 16 Jul 1980 | USD | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | 0.0 (0.0%) | 3,600 |
| 15 Jul 1980 | USD | 11.5 | 11.625 | 11.5 | 11.5 | 11.5 | 0.0 (0.0%) | 2,000 |
| 14 Jul 1980 | USD | 11.5 | 11.5 | 11.5 | 11.5 | 11.5 | +0.125 (+1.10%) | 300 |
| 11 Jul 1980 | USD | 11.375 | 11.5 | 11.375 | 11.375 | 11.375 | -0.125 (-1.09%) | 600 |
| 10 Jul 1980 | USD | 11.5 | 11.625 | 11.5 | 11.5 | 11.5 | +0.125 (+1.10%) | 1,500 |
| 9 Jul 1980 | USD | 11.375 | 11.5 | 11.375 | 11.375 | 11.375 | -0.25 (-2.15%) | 3,000 |
| 8 Jul 1980 | USD | 11.625 | 11.625 | 11.5 | 11.625 | 11.625 | +0.125 (+1.09%) | 15,500 |
| 7 Jul 1980 | USD | 11.5 | 11.625 | 11.5 | 11.5 | 11.5 | -0.125 (-1.08%) | 1,600 |
| 4 Jul 1980 | USD | 11.625 | 11.625 | 11.625 | 11.625 | 11.625 | 0.0 (0.0%) | 0 |
| 3 Jul 1980 | USD | 11.625 | 11.75 | 11.625 | 11.625 | 11.625 | -0.125 (-1.06%) | 3,500 |
| 2 Jul 1980 | USD | 11.75 | 11.875 | 11.75 | 11.75 | 11.75 | 0.0 (0.0%) | 1,000 |
| 1 Jul 1980 | USD | 11.75 | 11.875 | 11.75 | 11.75 | 11.75 | -0.125 (-1.05%) | 2,400 |
| 30 Jun 1980 | USD | 11.875 | 11.875 | 11.75 | 11.875 | 11.875 | 0.0 (0.0%) | 4,300 |
| 27 Jun 1980 | USD | 11.875 | 12 | 11.875 | 11.875 | 11.875 | 0.0 (0.0%) | 1,800 |
| 26 Jun 1980 | USD | 11.875 | 12 | 11.875 | 11.875 | 11.875 | 0.0 (0.0%) | 4,100 |
| 25 Jun 1980 | USD | 11.875 | 11.875 | 11.75 | 11.875 | 11.875 | +0.125 (+1.06%) | 2,300 |
| 24 Jun 1980 | USD | 11.75 | 11.875 | 11.75 | 11.75 | 11.75 | -0.125 (-1.05%) | 4,800 |
