| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 23 Sep 1980 | USD | 19.871 | 20.25 | 19.499 | 19.871 | 2.1233 | -0.379 (-1.87%) | 6,301 |
| 22 Sep 1980 | USD | 20.25 | 20.622 | 19.997 | 20.25 | 2.1638 | -0.498 (-2.40%) | 9,200 |
| 19 Sep 1980 | USD | 20.748 | 20.748 | 20.376 | 20.748 | 2.217 | +0.372 (+1.83%) | 2,601 |
| 18 Sep 1980 | USD | 20.376 | 20.874 | 20.123 | 20.376 | 2.1773 | +0.379 (+1.90%) | 4,900 |
| 17 Sep 1980 | USD | 19.997 | 20.874 | 19.997 | 19.997 | 2.1368 | +0.246 (+1.25%) | 5,801 |
| 16 Sep 1980 | USD | 19.751 | 19.997 | 19.499 | 19.751 | 2.1105 | +0.498 (+2.59%) | 7,901 |
| 15 Sep 1980 | USD | 19.253 | 19.499 | 19 | 19.253 | 2.0573 | -0.372 (-1.90%) | 2,900 |
| 12 Sep 1980 | USD | 19.625 | 19.625 | 19.253 | 19.625 | 2.097 | +0.126 (+0.65%) | 5,101 |
| 11 Sep 1980 | USD | 19.499 | 19.871 | 19.499 | 19.499 | 2.0835 | +0.12 (+0.62%) | 2,301 |
| 10 Sep 1980 | USD | 19.379 | 19.379 | 18.495 | 19.379 | 2.0707 | +1.003 (+5.46%) | 7,301 |
| 9 Sep 1980 | USD | 18.376 | 18.495 | 17.751 | 18.376 | 1.9635 | -0.245 (-1.32%) | 4,701 |
| 8 Sep 1980 | USD | 18.621 | 18.874 | 18.495 | 18.621 | 1.9897 | 0.0 (0.0%) | 1,801 |
| 5 Sep 1980 | USD | 18.621 | 18.748 | 18.495 | 18.621 | 1.9897 | -0.253 (-1.34%) | 1,601 |
| 4 Sep 1980 | USD | 18.874 | 18.874 | 18.495 | 18.874 | 2.0168 | +0.253 (+1.36%) | 5,701 |
| 3 Sep 1980 | USD | 18.621 | 18.621 | 17.877 | 18.621 | 1.9897 | +0.996 (+5.65%) | 4,101 |
| 2 Sep 1980 | USD | 17.625 | 17.751 | 17.498 | 17.625 | 1.8833 | +0.127 (+0.73%) | 1,001 |
| 29 Aug 1980 | USD | 17.498 | 17.498 | 17 | 17.498 | 1.8697 | +0.245 (+1.42%) | 2,301 |
| 28 Aug 1980 | USD | 17.253 | 17.253 | 16.874 | 17.253 | 1.8435 | +0.127 (+0.74%) | 2,301 |
| 27 Aug 1980 | USD | 17.126 | 17.126 | 17 | 17.126 | 1.83 | +0.126 (+0.74%) | 401 |
| 26 Aug 1980 | USD | 17 | 17 | 16.747 | 17 | 1.8165 | 0.0 (0.0%) | 901 |
| 25 Aug 1980 | USD | 17 | 17 | 16.747 | 17 | 1.8165 | -0.126 (-0.74%) | 7,100 |
| 22 Aug 1980 | USD | 17.126 | 17.625 | 17 | 17.126 | 1.83 | 0.0 (0.0%) | 6,100 |
| 21 Aug 1980 | USD | 17.126 | 17.126 | 16.628 | 17.126 | 1.83 | +0.498 (+2.99%) | 8,601 |
| 20 Aug 1980 | USD | 16.628 | 16.747 | 16.502 | 16.628 | 1.7768 | -0.119 (-0.71%) | 1,001 |
| 19 Aug 1980 | USD | 16.747 | 16.874 | 16.502 | 16.747 | 1.7895 | -0.127 (-0.75%) | 5,300 |
| 18 Aug 1980 | USD | 16.874 | 17.372 | 16.874 | 16.874 | 1.803 | -0.624 (-3.57%) | 4,400 |
| 15 Aug 1980 | USD | 17.498 | 17.498 | 16.747 | 17.498 | 1.8697 | +0.87 (+5.23%) | 4,400 |
| 14 Aug 1980 | USD | 16.628 | 16.628 | 16.628 | 16.628 | 1.7768 | 0.0 (0.0%) | 2,301 |
| 13 Aug 1980 | USD | 16.628 | 16.628 | 16.502 | 16.628 | 1.7768 | +0.126 (+0.76%) | 901 |
| 12 Aug 1980 | USD | 16.502 | 16.628 | 16.502 | 16.502 | 1.7633 | 0.0 (0.0%) | 1,601 |
