| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 14 Aug 1980 | USD | 18 | 18 | 18 | 18 | 4.5 | -0.125 (-0.69%) | 200 |
| 13 Aug 1980 | USD | 18.125 | 18.125 | 18.125 | 18.125 | 4.5312 | -0.125 (-0.68%) | 700 |
| 12 Aug 1980 | USD | 18.25 | 18.25 | 18.125 | 18.25 | 4.5625 | +0.125 (+0.69%) | 3,200 |
| 11 Aug 1980 | USD | 18.125 | 18.375 | 18.125 | 18.125 | 4.5312 | +0.125 (+0.69%) | 5,400 |
| 8 Aug 1980 | USD | 18 | 18 | 17.625 | 18 | 4.5 | +0.5 (+2.86%) | 1,000 |
| 7 Aug 1980 | USD | 17.5 | 17.625 | 17.25 | 17.5 | 4.375 | +0.5 (+2.94%) | 2,100 |
| 6 Aug 1980 | USD | 17 | 17 | 16.75 | 17 | 4.25 | +0.375 (+2.26%) | 1,200 |
| 5 Aug 1980 | USD | 16.625 | 17 | 16.625 | 16.625 | 4.1562 | -0.25 (-1.48%) | 2,700 |
| 4 Aug 1980 | USD | 16.875 | 17.125 | 16.75 | 16.875 | 4.2188 | 0.0 (0.0%) | 2,000 |
| 1 Aug 1980 | USD | 16.875 | 16.875 | 16.625 | 16.875 | 4.2188 | +0.5 (+3.05%) | 1,600 |
| 31 Jul 1980 | USD | 16.375 | 16.375 | 16.375 | 16.375 | 4.0938 | 0.0 (0.0%) | 1,400 |
| 30 Jul 1980 | USD | 16.375 | 16.375 | 16.125 | 16.375 | 4.0938 | 0.0 (0.0%) | 1,200 |
| 29 Jul 1980 | USD | 16.375 | 17 | 16.375 | 16.375 | 4.0938 | -0.5 (-2.96%) | 1,700 |
| 28 Jul 1980 | USD | 16.875 | 17 | 16.875 | 16.875 | 4.2188 | -0.25 (-1.46%) | 1,000 |
| 25 Jul 1980 | USD | 17.125 | 17.25 | 17.125 | 17.125 | 4.2812 | -0.125 (-0.72%) | 300 |
| 24 Jul 1980 | USD | 17.25 | 17.25 | 17.25 | 17.25 | 4.3125 | -0.125 (-0.72%) | 300 |
| 23 Jul 1980 | USD | 17.375 | 17.375 | 17.25 | 17.375 | 4.3438 | +0.125 (+0.72%) | 1,800 |
| 22 Jul 1980 | USD | 17.25 | 17.25 | 17.25 | 17.25 | 4.3125 | 0.0 (0.0%) | 800 |
| 21 Jul 1980 | USD | 17.25 | 17.25 | 17.25 | 17.25 | 4.3125 | 0.0 (0.0%) | 1,300 |
| 18 Jul 1980 | USD | 17.25 | 17.25 | 17.125 | 17.25 | 4.3125 | -0.25 (-1.43%) | 1,400 |
| 17 Jul 1980 | USD | 17.5 | 17.5 | 17.5 | 17.5 | 4.375 | -0.125 (-0.71%) | 200 |
| 16 Jul 1980 | USD | 17.625 | 17.625 | 17.625 | 17.625 | 4.4062 | 0.0 (0.0%) | 600 |
| 15 Jul 1980 | USD | 17.625 | 17.75 | 17.5 | 17.625 | 4.4062 | -0.125 (-0.70%) | 600 |
| 14 Jul 1980 | USD | 17.75 | 17.75 | 17.625 | 17.75 | 4.4375 | +0.25 (+1.43%) | 300 |
| 11 Jul 1980 | USD | 17.5 | 17.5 | 17.5 | 17.5 | 4.375 | +0.125 (+0.72%) | 100 |
| 10 Jul 1980 | USD | 17.375 | 17.375 | 17.375 | 17.375 | 4.3438 | 0.0 (0.0%) | 0 |
| 9 Jul 1980 | USD | 17.375 | 17.375 | 17.375 | 17.375 | 4.3438 | +0.25 (+1.46%) | 500 |
| 8 Jul 1980 | USD | 17.125 | 17.125 | 17 | 17.125 | 4.2812 | -0.125 (-0.72%) | 800 |
| 7 Jul 1980 | USD | 17.25 | 17.375 | 17.25 | 17.25 | 4.3125 | -0.125 (-0.72%) | 600 |
| 4 Jul 1980 | USD | 17.375 | 17.375 | 17.375 | 17.375 | 4.3438 | 0.0 (0.0%) | 0 |
