| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 27 Aug 1980 | HKD | 7.7 | 7.81 | 7.645 | 7.81 | 7.1 | 0.0 (0.0%) | 1,482,100 |
| 26 Aug 1980 | HKD | 7.92 | 7.92 | 7.755 | 7.81 | 7.1 | +0.11 (+1.43%) | 1,474,469 |
| 25 Aug 1980 | HKD | 7.7 | 7.7 | 7.7 | 7.7 | 7 | 0.0 (0.0%) | 0 |
| 22 Aug 1980 | HKD | 7.755 | 7.81 | 7.645 | 7.7 | 7 | +0.055 (+0.72%) | 1,014,200 |
| 21 Aug 1980 | HKD | 7.81 | 7.865 | 7.59 | 7.645 | 6.95 | -0.055 (-0.71%) | 1,135,648 |
| 20 Aug 1980 | HKD | 7.59 | 7.755 | 7.535 | 7.7 | 7 | 0.0 (0.0%) | 981,000 |
| 19 Aug 1980 | HKD | 7.755 | 7.755 | 7.59 | 7.7 | 7 | -0.11 (-1.41%) | 755,191 |
| 18 Aug 1980 | HKD | 7.865 | 7.92 | 7.755 | 7.81 | 7.1 | 0.0 (0.0%) | 866,500 |
| 15 Aug 1980 | HKD | 7.81 | 7.81 | 7.7 | 7.81 | 7.1 | +0.055 (+0.71%) | 1,078,524 |
| 14 Aug 1980 | HKD | 7.92 | 7.975 | 7.755 | 7.755 | 7.05 | 0.0 (0.0%) | 1,492,620 |
| 13 Aug 1980 | HKD | 7.59 | 7.865 | 7.59 | 7.755 | 7.05 | +0.165 (+2.17%) | 1,413,280 |
| 12 Aug 1980 | HKD | 7.59 | 7.59 | 7.37 | 7.59 | 6.9 | 0.0 (0.0%) | 811,698 |
| 11 Aug 1980 | HKD | 7.645 | 7.7 | 7.48 | 7.59 | 6.9 | -0.055 (-0.72%) | 1,045,576 |
| 8 Aug 1980 | HKD | 7.645 | 7.755 | 7.48 | 7.645 | 6.95 | -0.055 (-0.71%) | 1,503,200 |
| 7 Aug 1980 | HKD | 7.81 | 7.92 | 7.645 | 7.7 | 7 | -0.11 (-1.41%) | 1,410,167 |
| 6 Aug 1980 | HKD | 7.755 | 7.865 | 7.7 | 7.81 | 7.1 | +0.165 (+2.16%) | 1,160,166 |
| 5 Aug 1980 | HKD | 7.755 | 7.755 | 7.425 | 7.645 | 6.95 | -0.225 (-2.86%) | 1,530,901 |
| 4 Aug 1980 | HKD | 7.87 | 7.87 | 7.87 | 7.87 | 7.1545 | +0.005 (+0.06%) | 0 |
| 1 Aug 1980 | HKD | 8.085 | 8.085 | 7.645 | 7.865 | 7.15 | -0.165 (-2.05%) | 1,892,757 |
| 31 Jul 1980 | HKD | 7.92 | 8.195 | 7.92 | 8.03 | 7.3 | +0.11 (+1.39%) | 2,714,867 |
| 30 Jul 1980 | HKD | 7.7 | 7.92 | 7.645 | 7.92 | 7.2 | +0.275 (+3.60%) | 1,907,462 |
| 29 Jul 1980 | HKD | 7.645 | 7.7 | 7.48 | 7.645 | 6.95 | 0.0 (0.0%) | 939,828 |
| 28 Jul 1980 | HKD | 7.7 | 7.92 | 7.645 | 7.645 | 6.95 | +0.055 (+0.72%) | 2,043,700 |
| 25 Jul 1980 | HKD | 7.48 | 7.7 | 7.48 | 7.59 | 6.9 | +0.11 (+1.47%) | 1,627,250 |
| 24 Jul 1980 | HKD | 7.48 | 7.48 | 7.37 | 7.48 | 6.8 | 0.0 (0.0%) | 932,875 |
| 23 Jul 1980 | HKD | 7.48 | 7.48 | 7.37 | 7.48 | 6.8 | +0.05 (+0.67%) | 816,599 |
| 22 Jul 1980 | HKD | 7.43 | 7.43 | 7.43 | 7.43 | 6.7545 | +0.005 (+0.07%) | 0 |
| 21 Jul 1980 | HKD | 7.425 | 7.48 | 7.37 | 7.425 | 6.75 | +0.11 (+1.50%) | 759,751 |
| 18 Jul 1980 | HKD | 7.315 | 7.425 | 7.26 | 7.315 | 6.65 | +0.055 (+0.76%) | 800,053 |
| 17 Jul 1980 | HKD | 7.205 | 7.37 | 6.985 | 7.26 | 6.6 | +0.11 (+1.54%) | 922,359 |
