| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 22 Sep 1980 | USD | 23.75 | 23.75 | 23.125 | 23.75 | 23.75 | +0.75 (+3.26%) | 10,500 |
| 19 Sep 1980 | USD | 23 | 23.75 | 23 | 23 | 23 | -0.5 (-2.13%) | 15,300 |
| 18 Sep 1980 | USD | 23.5 | 24.5 | 23.5 | 23.5 | 23.5 | -0.375 (-1.57%) | 7,400 |
| 17 Sep 1980 | USD | 23.875 | 24.25 | 23.875 | 23.875 | 23.875 | -0.625 (-2.55%) | 15,100 |
| 16 Sep 1980 | USD | 24.5 | 24.75 | 24.5 | 24.5 | 24.5 | +1.25 (+5.38%) | 14,600 |
| 15 Sep 1980 | USD | 23.25 | 23.625 | 23.25 | 23.25 | 23.25 | +0.5 (+2.20%) | 14,300 |
| 12 Sep 1980 | USD | 22.75 | 23 | 22.75 | 22.75 | 22.75 | +0.25 (+1.11%) | 7,000 |
| 11 Sep 1980 | USD | 22.5 | 22.75 | 22.5 | 22.5 | 22.5 | 0.0 (0.0%) | 7,200 |
| 10 Sep 1980 | USD | 22.5 | 22.625 | 22.5 | 22.5 | 22.5 | +0.125 (+0.56%) | 3,700 |
| 9 Sep 1980 | USD | 22.375 | 22.625 | 22.375 | 22.375 | 22.375 | -0.125 (-0.56%) | 8,900 |
| 8 Sep 1980 | USD | 22.5 | 22.75 | 22.5 | 22.5 | 22.5 | 0.0 (0.0%) | 7,100 |
| 5 Sep 1980 | USD | 22.5 | 22.75 | 22.5 | 22.5 | 22.5 | +0.125 (+0.56%) | 3,200 |
| 4 Sep 1980 | USD | 22.375 | 22.625 | 22.375 | 22.375 | 22.375 | 0.0 (0.0%) | 11,200 |
| 3 Sep 1980 | USD | 22.375 | 22.5 | 22.375 | 22.375 | 22.375 | +0.125 (+0.56%) | 11,400 |
| 2 Sep 1980 | USD | 22.25 | 22.375 | 22.25 | 22.25 | 22.25 | 0.0 (0.0%) | 5,000 |
| 29 Aug 1980 | USD | 22.25 | 22.5 | 22.25 | 22.25 | 22.25 | 0.0 (0.0%) | 5,500 |
| 28 Aug 1980 | USD | 22.25 | 22.5 | 22.25 | 22.25 | 22.25 | -0.125 (-0.56%) | 6,600 |
| 27 Aug 1980 | USD | 22.375 | 22.625 | 22.375 | 22.375 | 22.375 | +0.25 (+1.13%) | 7,700 |
| 26 Aug 1980 | USD | 22.125 | 22.375 | 22.125 | 22.125 | 22.125 | +0.125 (+0.57%) | 13,700 |
| 25 Aug 1980 | USD | 22 | 22.25 | 22 | 22 | 22 | -0.25 (-1.12%) | 6,700 |
| 22 Aug 1980 | USD | 22.25 | 22.5 | 22.25 | 22.25 | 22.25 | 0.0 (0.0%) | 18,300 |
| 21 Aug 1980 | USD | 22.25 | 22.375 | 22.25 | 22.25 | 22.25 | 0.0 (0.0%) | 7,700 |
| 20 Aug 1980 | USD | 22.25 | 22.375 | 22.25 | 22.25 | 22.25 | 0.0 (0.0%) | 8,700 |
| 19 Aug 1980 | USD | 22.25 | 22.5 | 22.25 | 22.25 | 22.25 | -0.25 (-1.11%) | 7,600 |
| 18 Aug 1980 | USD | 22.5 | 22.875 | 22.5 | 22.5 | 22.5 | -0.625 (-2.70%) | 9,300 |
| 15 Aug 1980 | USD | 23.125 | 23.5 | 23.125 | 23.125 | 23.125 | +0.25 (+1.09%) | 9,600 |
| 14 Aug 1980 | USD | 22.875 | 23.25 | 22.875 | 22.875 | 22.875 | +0.125 (+0.55%) | 9,200 |
| 13 Aug 1980 | USD | 22.75 | 23 | 22.75 | 22.75 | 22.75 | +0.25 (+1.11%) | 8,500 |
| 12 Aug 1980 | USD | 22.5 | 22.875 | 22.5 | 22.5 | 22.5 | +0.125 (+0.56%) | 10,000 |
| 11 Aug 1980 | USD | 22.375 | 22.625 | 22.375 | 22.375 | 22.375 | +0.125 (+0.56%) | 5,600 |
