| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 24 Sep 1980 | USD | 19.625 | 19.75 | 19.625 | 19.625 | 19.625 | -0.875 (-4.27%) | 59,100 |
| 23 Sep 1980 | USD | 20.5 | 20.625 | 20.5 | 20.5 | 20.5 | +0.75 (+3.80%) | 73,900 |
| 22 Sep 1980 | USD | 19.75 | 19.875 | 19.75 | 19.75 | 19.75 | +2 (+11.27%) | 104,100 |
| 19 Sep 1980 | USD | 17.75 | 17.875 | 17.75 | 17.75 | 17.75 | +0.25 (+1.43%) | 28,000 |
| 18 Sep 1980 | USD | 17.5 | 17.625 | 17.5 | 17.5 | 17.5 | 0.0 (0.0%) | 17,700 |
| 17 Sep 1980 | USD | 17.5 | 17.625 | 17.5 | 17.5 | 17.5 | -0.125 (-0.71%) | 48,900 |
| 16 Sep 1980 | USD | 17.625 | 17.75 | 17.625 | 17.625 | 17.625 | +0.75 (+4.44%) | 43,200 |
| 15 Sep 1980 | USD | 16.875 | 17.125 | 16.875 | 16.875 | 16.875 | -1.625 (-8.78%) | 48,500 |
| 12 Sep 1980 | USD | 18.5 | 18.625 | 18.5 | 18.5 | 18.5 | 0.0 (0.0%) | 70,400 |
| 11 Sep 1980 | USD | 18.5 | 18.625 | 18.5 | 18.5 | 18.5 | 0.0 (0.0%) | 53,500 |
| 10 Sep 1980 | USD | 18.5 | 18.625 | 18.5 | 18.5 | 18.5 | +0.875 (+4.96%) | 96,600 |
| 9 Sep 1980 | USD | 17.625 | 17.875 | 17.625 | 17.625 | 17.625 | -0.5 (-2.76%) | 91,800 |
| 8 Sep 1980 | USD | 18.125 | 18.25 | 18.125 | 18.125 | 18.125 | +1.625 (+9.85%) | 114,000 |
| 5 Sep 1980 | USD | 16.5 | 16.625 | 16.5 | 16.5 | 16.5 | +0.625 (+3.94%) | 94,900 |
| 4 Sep 1980 | USD | 15.875 | 16 | 15.875 | 15.875 | 15.875 | +1.75 (+12.39%) | 123,200 |
| 3 Sep 1980 | USD | 14.125 | 14.25 | 14.125 | 14.125 | 14.125 | +0.5 (+3.67%) | 59,200 |
| 2 Sep 1980 | USD | 13.625 | 13.75 | 13.625 | 13.625 | 13.625 | +0.5 (+3.81%) | 34,300 |
| 29 Aug 1980 | USD | 13.125 | 13.375 | 13.125 | 13.125 | 13.125 | 0.0 (0.0%) | 14,200 |
| 28 Aug 1980 | USD | 13.125 | 13.375 | 13.125 | 13.125 | 13.125 | -0.25 (-1.87%) | 16,900 |
| 27 Aug 1980 | USD | 13.375 | 13.5 | 13.375 | 13.375 | 13.375 | +0.125 (+0.94%) | 22,700 |
| 26 Aug 1980 | USD | 13.25 | 13.375 | 13.25 | 13.25 | 13.25 | 0.0 (0.0%) | 34,700 |
| 25 Aug 1980 | USD | 13.25 | 13.375 | 13.25 | 13.25 | 13.25 | -0.375 (-2.75%) | 26,600 |
| 22 Aug 1980 | USD | 13.625 | 13.75 | 13.625 | 13.625 | 13.625 | +0.625 (+4.81%) | 47,400 |
| 21 Aug 1980 | USD | 13 | 13.125 | 13 | 13 | 13 | +0.25 (+1.96%) | 48,700 |
| 20 Aug 1980 | USD | 12.75 | 12.875 | 12.75 | 12.75 | 12.75 | +0.75 (+6.25%) | 28,400 |
| 19 Aug 1980 | USD | 12 | 12.125 | 12 | 12 | 12 | +0.125 (+1.05%) | 7,400 |
| 18 Aug 1980 | USD | 11.875 | 12.125 | 11.875 | 11.875 | 11.875 | -0.25 (-2.06%) | 16,600 |
| 15 Aug 1980 | USD | 12.125 | 12.25 | 12.125 | 12.125 | 12.125 | 0.0 (0.0%) | 7,100 |
| 14 Aug 1980 | USD | 12.125 | 12.375 | 12.125 | 12.125 | 12.125 | +0.125 (+1.04%) | 23,900 |
| 13 Aug 1980 | USD | 12 | 12.25 | 12 | 12 | 12 | 0.0 (0.0%) | 20,300 |
