| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 10 Sep 1980 | USD | 10.75 | 10.75 | 10.75 | 10.75 | 10.75 | +0.125 (+1.18%) | 2,300 |
| 9 Sep 1980 | USD | 10.625 | 10.75 | 10.625 | 10.625 | 10.625 | 0.0 (0.0%) | 6,800 |
| 8 Sep 1980 | USD | 10.625 | 10.75 | 10.625 | 10.625 | 10.625 | 0.0 (0.0%) | 700 |
| 5 Sep 1980 | USD | 10.625 | 10.75 | 10.625 | 10.625 | 10.625 | 0.0 (0.0%) | 1,200 |
| 4 Sep 1980 | USD | 10.625 | 10.875 | 10.625 | 10.625 | 10.625 | 0.0 (0.0%) | 4,600 |
| 3 Sep 1980 | USD | 10.625 | 10.75 | 10.625 | 10.625 | 10.625 | 0.0 (0.0%) | 5,000 |
| 2 Sep 1980 | USD | 10.625 | 10.625 | 10.625 | 10.625 | 10.625 | 0.0 (0.0%) | 1,300 |
| 29 Aug 1980 | USD | 10.625 | 10.625 | 10.625 | 10.625 | 10.625 | -0.25 (-2.30%) | 4,300 |
| 28 Aug 1980 | USD | 10.875 | 10.875 | 10.75 | 10.875 | 10.875 | +0.125 (+1.16%) | 2,100 |
| 27 Aug 1980 | USD | 10.75 | 10.875 | 10.75 | 10.75 | 10.75 | 0.0 (0.0%) | 900 |
| 26 Aug 1980 | USD | 10.75 | 10.75 | 10.75 | 10.75 | 10.75 | 0.0 (0.0%) | 2,100 |
| 25 Aug 1980 | USD | 10.75 | 10.875 | 10.625 | 10.75 | 10.75 | +0.125 (+1.18%) | 4,700 |
| 22 Aug 1980 | USD | 10.625 | 10.75 | 10.625 | 10.625 | 10.625 | -0.5 (-4.49%) | 2,400 |
| 21 Aug 1980 | USD | 11.125 | 11.125 | 10.875 | 11.125 | 11.125 | +0.25 (+2.30%) | 2,400 |
| 20 Aug 1980 | USD | 10.875 | 10.875 | 10.875 | 10.875 | 10.875 | 0.0 (0.0%) | 900 |
| 19 Aug 1980 | USD | 10.875 | 11 | 10.875 | 10.875 | 10.875 | -0.125 (-1.14%) | 3,600 |
| 18 Aug 1980 | USD | 11 | 11.25 | 11 | 11 | 11 | -0.25 (-2.22%) | 4,700 |
| 15 Aug 1980 | USD | 11.25 | 11.375 | 11.125 | 11.25 | 11.25 | +0.125 (+1.12%) | 1,400 |
| 14 Aug 1980 | USD | 11.125 | 11.25 | 11.125 | 11.125 | 11.125 | -0.125 (-1.11%) | 4,800 |
| 13 Aug 1980 | USD | 11.25 | 11.375 | 11.125 | 11.25 | 11.25 | -0.125 (-1.10%) | 2,200 |
| 12 Aug 1980 | USD | 11.375 | 11.375 | 11.125 | 11.375 | 11.375 | +0.125 (+1.11%) | 3,400 |
| 11 Aug 1980 | USD | 11.25 | 11.375 | 11.25 | 11.25 | 11.25 | 0.0 (0.0%) | 2,800 |
| 8 Aug 1980 | USD | 11.25 | 11.375 | 11.25 | 11.25 | 11.25 | 0.0 (0.0%) | 1,000 |
| 7 Aug 1980 | USD | 11.25 | 11.375 | 11.25 | 11.25 | 11.25 | -0.125 (-1.10%) | 2,100 |
| 6 Aug 1980 | USD | 11.375 | 11.375 | 11.25 | 11.375 | 11.375 | +0.125 (+1.11%) | 2,400 |
| 5 Aug 1980 | USD | 11.25 | 11.375 | 11.25 | 11.25 | 11.25 | 0.0 (0.0%) | 6,300 |
| 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 |
