| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 22 Sep 1980 | USD | 22.5 | 22.625 | 22.5 | 22.5 | 13.5952 | -0.125 (-0.55%) | 5,400 |
| 19 Sep 1980 | USD | 22.625 | 22.875 | 22.625 | 22.625 | 13.6707 | +0.125 (+0.56%) | 3,500 |
| 18 Sep 1980 | USD | 22.5 | 24.25 | 22.5 | 22.5 | 13.5952 | -1.5 (-6.25%) | 10,300 |
| 17 Sep 1980 | USD | 24 | 24 | 24 | 24 | 14.5015 | +0.875 (+3.78%) | 55,800 |
| 16 Sep 1980 | USD | 23.125 | 23.25 | 23.125 | 23.125 | 13.9728 | -0.25 (-1.07%) | 1,900 |
| 15 Sep 1980 | USD | 23.375 | 23.625 | 23.375 | 23.375 | 14.1239 | -0.125 (-0.53%) | 600 |
| 12 Sep 1980 | USD | 23.5 | 23.5 | 23.5 | 23.5 | 14.1994 | +0.625 (+2.73%) | 3,800 |
| 11 Sep 1980 | USD | 22.875 | 23.125 | 22.875 | 22.875 | 13.8218 | -0.125 (-0.54%) | 21,200 |
| 10 Sep 1980 | USD | 23 | 24 | 23 | 23 | 13.8973 | -1 (-4.17%) | 92,900 |
| 9 Sep 1980 | USD | 24 | 24.375 | 24 | 24 | 14.5015 | -0.625 (-2.54%) | 82,500 |
| 8 Sep 1980 | USD | 24.625 | 24.625 | 24.625 | 24.625 | 14.8792 | +0.875 (+3.68%) | 2,900 |
| 5 Sep 1980 | USD | 23.75 | 23.75 | 23.75 | 23.75 | 14.3505 | +1.25 (+5.56%) | 8,900 |
| 4 Sep 1980 | USD | 22.5 | 23.25 | 22.5 | 22.5 | 13.5952 | -0.625 (-2.70%) | 8,900 |
| 3 Sep 1980 | USD | 23.125 | 23.125 | 23.125 | 23.125 | 13.9728 | +0.875 (+3.93%) | 11,900 |
| 2 Sep 1980 | USD | 22.25 | 22.5 | 22.25 | 22.25 | 13.4441 | +1.25 (+5.95%) | 85,100 |
| 29 Aug 1980 | USD | 21 | 21.375 | 21 | 21 | 12.6888 | -0.125 (-0.59%) | 1,300 |
| 28 Aug 1980 | USD | 21.125 | 21.375 | 21.125 | 21.125 | 12.7644 | +0.875 (+4.32%) | 99,400 |
| 27 Aug 1980 | USD | 20.25 | 20.25 | 20.25 | 20.25 | 12.2356 | +0.25 (+1.25%) | 2,800 |
| 26 Aug 1980 | USD | 20 | 20.25 | 20 | 20 | 12.0846 | -0.25 (-1.23%) | 1,100 |
| 25 Aug 1980 | USD | 20.25 | 20.5 | 20.25 | 20.25 | 12.2356 | -0.25 (-1.22%) | 700 |
| 22 Aug 1980 | USD | 20.5 | 20.75 | 20.5 | 20.5 | 12.3867 | +0.75 (+3.80%) | 2,100 |
| 21 Aug 1980 | USD | 19.75 | 19.875 | 19.75 | 19.75 | 11.9335 | -0.125 (-0.63%) | 4,200 |
| 20 Aug 1980 | USD | 19.875 | 20.75 | 19.875 | 19.875 | 12.0091 | -0.5 (-2.45%) | 7,500 |
| 19 Aug 1980 | USD | 20.375 | 20.375 | 20.375 | 20.375 | 12.3112 | +0.625 (+3.16%) | 1,500 |
| 18 Aug 1980 | USD | 19.75 | 19.75 | 19.75 | 19.75 | 11.9335 | 0.0 (0.0%) | 7,500 |
| 15 Aug 1980 | USD | 19.75 | 19.75 | 19.75 | 19.75 | 11.9335 | +0.625 (+3.27%) | 2,800 |
| 14 Aug 1980 | USD | 19.125 | 19.5 | 19.125 | 19.125 | 11.5559 | -0.625 (-3.16%) | 3,200 |
| 13 Aug 1980 | USD | 19.75 | 19.75 | 19.75 | 19.75 | 11.9335 | 0.0 (0.0%) | 600 |
| 12 Aug 1980 | USD | 19.75 | 19.75 | 19.75 | 19.75 | 11.9335 | +0.375 (+1.94%) | 700 |
| 11 Aug 1980 | USD | 19.375 | 19.625 | 19.375 | 19.375 | 11.7069 | +0.25 (+1.31%) | 5,400 |
