| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 16 Sep 1980 | USD | 15 | 15 | 14.5 | 15 | 10 | +0.25 (+1.69%) | 18,900 |
| 15 Sep 1980 | USD | 14.75 | 14.875 | 14.375 | 14.75 | 9.8333 | +0.375 (+2.61%) | 22,400 |
| 12 Sep 1980 | USD | 14.375 | 14.375 | 14.25 | 14.375 | 9.5833 | +0.25 (+1.77%) | 3,900 |
| 11 Sep 1980 | USD | 14.125 | 14.375 | 14 | 14.125 | 9.4167 | 0.0 (0.0%) | 7,000 |
| 10 Sep 1980 | USD | 14.125 | 14.125 | 13.875 | 14.125 | 9.4167 | +0.125 (+0.89%) | 4,600 |
| 9 Sep 1980 | USD | 14 | 14.125 | 14 | 14 | 9.3333 | -0.25 (-1.75%) | 4,000 |
| 8 Sep 1980 | USD | 14.25 | 14.25 | 14.125 | 14.25 | 9.5 | +0.25 (+1.79%) | 4,600 |
| 5 Sep 1980 | USD | 14 | 14.375 | 14 | 14 | 9.3333 | -0.25 (-1.75%) | 5,900 |
| 4 Sep 1980 | USD | 14.25 | 14.375 | 14.125 | 14.25 | 9.5 | 0.0 (0.0%) | 10,800 |
| 3 Sep 1980 | USD | 14.25 | 14.375 | 13.875 | 14.25 | 9.5 | +0.375 (+2.70%) | 7,800 |
| 2 Sep 1980 | USD | 13.875 | 14 | 13.625 | 13.875 | 9.25 | +0.25 (+1.83%) | 5,000 |
| 29 Aug 1980 | USD | 13.625 | 13.875 | 13.625 | 13.625 | 9.0833 | -0.125 (-0.91%) | 3,800 |
| 28 Aug 1980 | USD | 13.75 | 14 | 13.75 | 13.75 | 9.1667 | -0.25 (-1.79%) | 5,600 |
| 27 Aug 1980 | USD | 14 | 14.125 | 13.875 | 14 | 9.3333 | 0.0 (0.0%) | 4,400 |
| 26 Aug 1980 | USD | 14 | 14.125 | 13.75 | 14 | 9.3333 | +0.25 (+1.82%) | 3,600 |
| 25 Aug 1980 | USD | 13.75 | 14 | 13.75 | 13.75 | 9.1667 | -0.125 (-0.90%) | 4,500 |
| 22 Aug 1980 | USD | 13.875 | 14 | 13.75 | 13.875 | 9.25 | 0.0 (0.0%) | 5,800 |
| 21 Aug 1980 | USD | 13.875 | 13.875 | 13.625 | 13.875 | 9.25 | +0.25 (+1.83%) | 6,400 |
| 20 Aug 1980 | USD | 13.625 | 13.75 | 13.375 | 13.625 | 9.0833 | +0.125 (+0.93%) | 4,800 |
| 19 Aug 1980 | USD | 13.5 | 13.875 | 13.125 | 13.5 | 9 | -0.375 (-2.70%) | 14,600 |
| 18 Aug 1980 | USD | 13.875 | 14.125 | 13.75 | 13.875 | 9.25 | -0.375 (-2.63%) | 12,800 |
| 15 Aug 1980 | USD | 14.25 | 14.375 | 14.25 | 14.25 | 9.5 | 0.0 (0.0%) | 8,100 |
| 14 Aug 1980 | USD | 14.25 | 14.375 | 14.25 | 14.25 | 9.5 | -0.125 (-0.87%) | 2,900 |
| 13 Aug 1980 | USD | 14.375 | 14.5 | 14.25 | 14.375 | 9.5833 | -0.25 (-1.71%) | 3,700 |
| 12 Aug 1980 | USD | 14.625 | 14.625 | 14.375 | 14.625 | 9.75 | +0.25 (+1.74%) | 6,200 |
| 11 Aug 1980 | USD | 14.375 | 14.375 | 14.125 | 14.375 | 9.5833 | 0.0 (0.0%) | 6,200 |
| 8 Aug 1980 | USD | 14.375 | 14.625 | 14.375 | 14.375 | 9.5833 | -0.25 (-1.71%) | 10,500 |
| 7 Aug 1980 | USD | 14.625 | 14.75 | 14.625 | 14.625 | 9.75 | 0.0 (0.0%) | 7,000 |
| 6 Aug 1980 | USD | 14.625 | 14.75 | 14.5 | 14.625 | 9.75 | 0.0 (0.0%) | 2,400 |
| 5 Aug 1980 | USD | 14.625 | 14.75 | 14.5 | 14.625 | 9.75 | +0.125 (+0.86%) | 3,400 |
