| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 11 Aug 1980 | USD | 31.25 | 31.25 | 30.126 | 31.25 | 3.9062 | +1.25 (+4.17%) | 22,100 |
| 8 Aug 1980 | USD | 30 | 30.25 | 29.376 | 30 | 3.75 | +0.75 (+2.56%) | 84,500 |
| 7 Aug 1980 | USD | 29.25 | 29.5 | 28.75 | 29.25 | 3.6562 | +0.874 (+3.08%) | 94,600 |
| 6 Aug 1980 | USD | 28.376 | 28.876 | 27.25 | 28.376 | 3.547 | +0.626 (+2.26%) | 73,500 |
| 5 Aug 1980 | USD | 27.75 | 28 | 27.626 | 27.75 | 3.4688 | +0.124 (+0.45%) | 25,000 |
| 4 Aug 1980 | USD | 27.626 | 28.126 | 27.25 | 27.626 | 3.4533 | -0.374 (-1.34%) | 11,500 |
| 1 Aug 1980 | USD | 28 | 28.25 | 27.25 | 28 | 3.5 | +1 (+3.70%) | 94,300 |
| 31 Jul 1980 | USD | 27 | 27.5 | 26.626 | 27 | 3.375 | -0.5 (-1.82%) | 43,300 |
| 30 Jul 1980 | USD | 27.5 | 27.5 | 25.876 | 27.5 | 3.4375 | +1.374 (+5.26%) | 54,100 |
| 29 Jul 1980 | USD | 26.126 | 26.25 | 25.75 | 26.126 | 3.2658 | +0.25 (+0.97%) | 11,800 |
| 28 Jul 1980 | USD | 25.876 | 26 | 25.126 | 25.876 | 3.2345 | +0.126 (+0.49%) | 16,100 |
| 25 Jul 1980 | USD | 25.75 | 26 | 25 | 25.75 | 3.2188 | +0.75 (+3%) | 31,200 |
| 24 Jul 1980 | USD | 25 | 25.25 | 24.75 | 25 | 3.125 | -0.5 (-1.96%) | 10,000 |
| 23 Jul 1980 | USD | 25.5 | 26.376 | 25.25 | 25.5 | 3.1875 | -0.626 (-2.40%) | 41,900 |
| 22 Jul 1980 | USD | 26.126 | 26.376 | 26 | 26.126 | 3.2658 | +0.126 (+0.48%) | 13,300 |
| 21 Jul 1980 | USD | 26 | 26.376 | 25.75 | 26 | 3.25 | +0.124 (+0.48%) | 50,800 |
| 18 Jul 1980 | USD | 25.876 | 26.626 | 25.876 | 25.876 | 3.2345 | -0.874 (-3.27%) | 13,700 |
| 17 Jul 1980 | USD | 26.75 | 26.75 | 25.876 | 26.75 | 3.3438 | +1 (+3.88%) | 62,400 |
| 16 Jul 1980 | USD | 25.75 | 26.25 | 25.75 | 25.75 | 3.2188 | +0.25 (+0.98%) | 63,700 |
| 15 Jul 1980 | USD | 25.5 | 25.876 | 25.25 | 25.5 | 3.1875 | +0.624 (+2.51%) | 74,400 |
| 14 Jul 1980 | USD | 24.876 | 25 | 24.126 | 24.876 | 3.1095 | +0.75 (+3.11%) | 59,300 |
| 11 Jul 1980 | USD | 24.126 | 24.25 | 23.876 | 24.126 | 3.0158 | +0.126 (+0.53%) | 39,600 |
| 10 Jul 1980 | USD | 24 | 24.376 | 24 | 24 | 3 | 0.0 (0.0%) | 21,900 |
| 9 Jul 1980 | USD | 24 | 24.376 | 22.75 | 24 | 3 | +1.25 (+5.49%) | 193,700 |
| 8 Jul 1980 | USD | 22.75 | 23.25 | 22.5 | 22.75 | 2.8438 | +0.124 (+0.55%) | 101,100 |
| 7 Jul 1980 | USD | 22.626 | 23 | 21.5 | 22.626 | 2.8283 | -0.624 (-2.68%) | 131,900 |
| 4 Jul 1980 | USD | 23.25 | 23.25 | 23.25 | 23.25 | 2.9062 | 0.0 (0.0%) | 0 |
| 3 Jul 1980 | USD | 23.25 | 23.75 | 23 | 23.25 | 2.9062 | 0.0 (0.0%) | 39,800 |
| 2 Jul 1980 | USD | 23.25 | 23.25 | 22.75 | 23.25 | 2.9062 | +0.374 (+1.63%) | 25,300 |
| 1 Jul 1980 | USD | 22.876 | 23 | 22.626 | 22.876 | 2.8595 | -0.374 (-1.61%) | 20,300 |
