| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 18 Sep 1980 | USD | 43 | 43.375 | 43 | 43 | 172 | -0.375 (-0.86%) | 16,200 |
| 17 Sep 1980 | USD | 43.375 | 43.5 | 43 | 43.375 | 173.5 | +0.125 (+0.29%) | 19,000 |
| 16 Sep 1980 | USD | 43.25 | 43.5 | 41.75 | 43.25 | 173 | +1.375 (+3.28%) | 74,000 |
| 15 Sep 1980 | USD | 41.875 | 41.875 | 41.25 | 41.875 | 167.5 | +0.375 (+0.90%) | 31,700 |
| 12 Sep 1980 | USD | 41.5 | 41.5 | 40.625 | 41.5 | 166 | +1 (+2.47%) | 33,400 |
| 11 Sep 1980 | USD | 40.5 | 40.5 | 40 | 40.5 | 162 | +0.625 (+1.57%) | 17,900 |
| 10 Sep 1980 | USD | 39.875 | 40.5 | 39.875 | 39.875 | 159.5 | -0.625 (-1.54%) | 30,300 |
| 9 Sep 1980 | USD | 40.5 | 40.5 | 40 | 40.5 | 162 | +0.25 (+0.62%) | 25,800 |
| 8 Sep 1980 | USD | 40.25 | 41.125 | 40.25 | 40.25 | 161 | -0.625 (-1.53%) | 44,600 |
| 5 Sep 1980 | USD | 40.875 | 41.5 | 40.75 | 40.875 | 163.5 | -0.375 (-0.91%) | 22,800 |
| 4 Sep 1980 | USD | 41.25 | 41.5 | 40.875 | 41.25 | 165 | +0.75 (+1.85%) | 53,300 |
| 3 Sep 1980 | USD | 40.5 | 40.875 | 39.625 | 40.5 | 162 | +0.75 (+1.89%) | 30,600 |
| 2 Sep 1980 | USD | 39.75 | 39.75 | 38 | 39.75 | 159 | +1.25 (+3.25%) | 23,000 |
| 29 Aug 1980 | USD | 38.5 | 38.5 | 37.5 | 38.5 | 154 | +1 (+2.67%) | 36,300 |
| 28 Aug 1980 | USD | 37.5 | 37.75 | 37.25 | 37.5 | 150 | +0.125 (+0.33%) | 20,000 |
| 27 Aug 1980 | USD | 37.375 | 37.375 | 36.875 | 37.375 | 149.5 | +0.5 (+1.36%) | 21,700 |
| 26 Aug 1980 | USD | 36.875 | 37.375 | 36.75 | 36.875 | 147.5 | -0.25 (-0.67%) | 35,000 |
| 25 Aug 1980 | USD | 37.125 | 37.125 | 36.5 | 37.125 | 148.5 | +0.375 (+1.02%) | 11,100 |
| 22 Aug 1980 | USD | 36.75 | 37 | 36 | 36.75 | 147 | +0.625 (+1.73%) | 22,100 |
| 21 Aug 1980 | USD | 36.125 | 36.75 | 36 | 36.125 | 144.5 | +0.125 (+0.35%) | 35,500 |
| 20 Aug 1980 | USD | 36 | 36.25 | 35.875 | 36 | 144 | 0.0 (0.0%) | 9,200 |
| 19 Aug 1980 | USD | 36 | 36 | 35.625 | 36 | 144 | +0.25 (+0.70%) | 29,800 |
| 18 Aug 1980 | USD | 35.75 | 36 | 35.5 | 35.75 | 143 | -0.25 (-0.69%) | 40,900 |
| 15 Aug 1980 | USD | 36 | 36.5 | 35.625 | 36 | 144 | +0.25 (+0.70%) | 14,800 |
| 14 Aug 1980 | USD | 35.75 | 36 | 35.125 | 35.75 | 143 | 0.0 (0.0%) | 35,900 |
| 13 Aug 1980 | USD | 35.75 | 36.875 | 35.25 | 35.75 | 143 | -0.75 (-2.05%) | 21,000 |
| 12 Aug 1980 | USD | 36.5 | 37 | 36.5 | 36.5 | 146 | -0.125 (-0.34%) | 14,000 |
| 11 Aug 1980 | USD | 36.625 | 37 | 36.5 | 36.625 | 146.5 | +0.125 (+0.34%) | 37,400 |
| 8 Aug 1980 | USD | 36.5 | 36.875 | 35.25 | 36.5 | 146 | +1.75 (+5.04%) | 77,300 |
| 7 Aug 1980 | USD | 34.75 | 34.75 | 34.125 | 34.75 | 139 | +0.5 (+1.46%) | 30,800 |
