| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 31 Oct 1980 | USD | 20.5 | 20.5 | 19.875 | 20.5 | 6.8333 | +0.75 (+3.80%) | 33,700 |
| 30 Oct 1980 | USD | 19.75 | 20.375 | 19.75 | 19.75 | 6.5833 | -0.875 (-4.24%) | 11,100 |
| 29 Oct 1980 | USD | 20.625 | 20.625 | 20.125 | 20.625 | 6.875 | +0.25 (+1.23%) | 11,000 |
| 28 Oct 1980 | USD | 20.375 | 20.625 | 20 | 20.375 | 6.7917 | 0.0 (0.0%) | 76,900 |
| 27 Oct 1980 | USD | 20.375 | 20.625 | 20.125 | 20.375 | 6.7917 | -0.375 (-1.81%) | 15,200 |
| 24 Oct 1980 | USD | 20.75 | 20.875 | 20.125 | 20.75 | 6.9167 | +0.125 (+0.61%) | 11,700 |
| 23 Oct 1980 | USD | 20.625 | 20.875 | 20.5 | 20.625 | 6.875 | +0.125 (+0.61%) | 22,700 |
| 22 Oct 1980 | USD | 20.5 | 20.75 | 20 | 20.5 | 6.8333 | -0.5 (-2.38%) | 87,200 |
| 21 Oct 1980 | USD | 21 | 21.875 | 21 | 21 | 7 | -0.75 (-3.45%) | 38,600 |
| 20 Oct 1980 | USD | 21.75 | 22.875 | 21.75 | 21.75 | 7.25 | -0.875 (-3.87%) | 16,400 |
| 17 Oct 1980 | USD | 22.625 | 22.625 | 22.125 | 22.625 | 7.5417 | 0.0 (0.0%) | 23,800 |
| 16 Oct 1980 | USD | 22.625 | 23.5 | 22.5 | 22.625 | 7.5417 | 0.0 (0.0%) | 12,300 |
| 15 Oct 1980 | USD | 22.625 | 22.875 | 22.375 | 22.625 | 7.5417 | -0.125 (-0.55%) | 16,500 |
| 14 Oct 1980 | USD | 22.75 | 23 | 22.625 | 22.75 | 7.5833 | -0.25 (-1.09%) | 15,800 |
| 13 Oct 1980 | USD | 23 | 23 | 22.75 | 23 | 7.6667 | +0.25 (+1.10%) | 8,600 |
| 10 Oct 1980 | USD | 22.75 | 23.125 | 22.75 | 22.75 | 7.5833 | -0.375 (-1.62%) | 105,600 |
| 9 Oct 1980 | USD | 23.125 | 23.375 | 22.875 | 23.125 | 7.7083 | -0.125 (-0.54%) | 81,600 |
| 8 Oct 1980 | USD | 23.25 | 23.375 | 22.75 | 23.25 | 7.75 | +0.625 (+2.76%) | 30,400 |
| 7 Oct 1980 | USD | 22.625 | 23.125 | 22.625 | 22.625 | 7.5417 | -0.375 (-1.63%) | 32,800 |
| 6 Oct 1980 | USD | 23 | 23.25 | 22.875 | 23 | 7.6667 | -0.25 (-1.08%) | 16,800 |
| 3 Oct 1980 | USD | 23.25 | 23.5 | 22.75 | 23.25 | 7.75 | +0.25 (+1.09%) | 4,100 |
| 2 Oct 1980 | USD | 23 | 23 | 22.375 | 23 | 7.6667 | +0.375 (+1.66%) | 15,300 |
| 1 Oct 1980 | USD | 22.625 | 22.625 | 21.75 | 22.625 | 7.5417 | +0.875 (+4.02%) | 42,400 |
| 30 Sep 1980 | USD | 21.75 | 22.125 | 21.75 | 21.75 | 7.25 | -0.25 (-1.14%) | 21,900 |
| 29 Sep 1980 | USD | 22 | 22.25 | 21.5 | 22 | 7.3333 | -0.625 (-2.76%) | 18,000 |
| 26 Sep 1980 | USD | 22.625 | 23 | 22.375 | 22.625 | 7.5417 | -0.875 (-3.72%) | 30,000 |
| 25 Sep 1980 | USD | 23.5 | 24 | 23.375 | 23.5 | 7.8333 | -0.375 (-1.57%) | 36,600 |
| 24 Sep 1980 | USD | 23.875 | 24 | 23.875 | 23.875 | 7.9583 | 0.0 (0.0%) | 65,000 |
| 23 Sep 1980 | USD | 23.875 | 24 | 23.75 | 23.875 | 7.9583 | -0.125 (-0.52%) | 43,800 |
| 22 Sep 1980 | USD | 24 | 24 | 23.625 | 24 | 8 | 0.0 (0.0%) | 17,600 |
