| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 5 Sep 1980 | USD | 65.75 | 67 | 65.125 | 65.75 | 21.9167 | +0.25 (+0.38%) | 135,800 |
| 4 Sep 1980 | USD | 65.5 | 66.25 | 62.25 | 65.5 | 21.8333 | +3.875 (+6.29%) | 170,000 |
| 3 Sep 1980 | USD | 61.625 | 61.875 | 60.25 | 61.625 | 20.5417 | +1 (+1.65%) | 111,300 |
| 2 Sep 1980 | USD | 60.625 | 61 | 57.5 | 60.625 | 20.2083 | +3.625 (+6.36%) | 78,400 |
| 29 Aug 1980 | USD | 57 | 57.25 | 56.625 | 57 | 19 | -0.25 (-0.44%) | 37,900 |
| 28 Aug 1980 | USD | 57.25 | 57.75 | 56.875 | 57.25 | 19.0833 | +0.5 (+0.88%) | 39,300 |
| 27 Aug 1980 | USD | 56.75 | 57.75 | 56.375 | 56.75 | 18.9167 | +0.75 (+1.34%) | 69,700 |
| 26 Aug 1980 | USD | 56 | 57.125 | 55 | 56 | 18.6667 | +1.125 (+2.05%) | 89,100 |
| 25 Aug 1980 | USD | 54.875 | 55.5 | 54.375 | 54.875 | 18.2917 | -0.5 (-0.90%) | 50,900 |
| 22 Aug 1980 | USD | 55.375 | 55.5 | 54.25 | 55.375 | 18.4583 | +0.75 (+1.37%) | 63,000 |
| 21 Aug 1980 | USD | 54.625 | 55.5 | 54.25 | 54.625 | 18.2083 | -1.125 (-2.02%) | 65,400 |
| 20 Aug 1980 | USD | 55.75 | 55.875 | 52.25 | 55.75 | 18.5833 | +4.25 (+8.25%) | 112,700 |
| 19 Aug 1980 | USD | 51.5 | 51.75 | 51.125 | 51.5 | 17.1667 | +0.5 (+0.98%) | 86,800 |
| 18 Aug 1980 | USD | 51 | 51 | 49.25 | 51 | 17 | +0.75 (+1.49%) | 143,400 |
| 15 Aug 1980 | USD | 50.25 | 50.625 | 49.875 | 50.25 | 16.75 | -1.625 (-3.13%) | 129,200 |
| 14 Aug 1980 | USD | 51.875 | 52.25 | 51.625 | 51.875 | 17.2917 | -0.125 (-0.24%) | 87,600 |
| 13 Aug 1980 | USD | 52 | 52.375 | 51.375 | 52 | 17.3333 | +0.25 (+0.48%) | 84,300 |
| 12 Aug 1980 | USD | 51.75 | 51.75 | 50.5 | 51.75 | 17.25 | +1.25 (+2.48%) | 86,900 |
| 11 Aug 1980 | USD | 50.5 | 51.875 | 50.25 | 50.5 | 16.8333 | -2 (-3.81%) | 92,600 |
| 8 Aug 1980 | USD | 52.5 | 53.875 | 52.5 | 52.5 | 17.5 | -0.375 (-0.71%) | 59,400 |
| 7 Aug 1980 | USD | 52.875 | 53.5 | 52.5 | 52.875 | 17.625 | -1 (-1.86%) | 74,900 |
| 6 Aug 1980 | USD | 53.875 | 54 | 53.125 | 53.875 | 17.9583 | +0.125 (+0.23%) | 35,200 |
| 5 Aug 1980 | USD | 53.75 | 54.5 | 53.375 | 53.75 | 17.9167 | -0.25 (-0.46%) | 68,000 |
| 4 Aug 1980 | USD | 54 | 54.75 | 53.75 | 54 | 18 | +0.25 (+0.47%) | 31,500 |
| 1 Aug 1980 | USD | 53.75 | 54.25 | 53.375 | 53.75 | 17.9167 | +0.375 (+0.70%) | 33,700 |
| 31 Jul 1980 | USD | 53.375 | 53.625 | 51.75 | 53.375 | 17.7917 | +0.375 (+0.71%) | 58,200 |
| 30 Jul 1980 | USD | 53 | 53.875 | 52.625 | 53 | 17.6667 | -1.125 (-2.08%) | 97,600 |
| 29 Jul 1980 | USD | 54.125 | 55.75 | 54 | 54.125 | 18.0417 | -1.375 (-2.48%) | 65,600 |
| 28 Jul 1980 | USD | 55.5 | 55.75 | 54.75 | 55.5 | 18.5 | -0.5 (-0.89%) | 57,200 |
| 25 Jul 1980 | USD | 56 | 56.5 | 55.125 | 56 | 18.6667 | +1 (+1.82%) | 65,500 |
