| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 15 Aug 1980 | USD | 29.25 | 29.502 | 29.25 | 29.25 | 1.2188 | +0.75 (+2.63%) | 12,100 |
| 14 Aug 1980 | USD | 28.5 | 28.998 | 28.5 | 28.5 | 1.1875 | +0.246 (+0.87%) | 6,500 |
| 13 Aug 1980 | USD | 28.254 | 28.752 | 28.254 | 28.254 | 1.1772 | -0.246 (-0.86%) | 3,800 |
| 12 Aug 1980 | USD | 28.5 | 28.752 | 28.5 | 28.5 | 1.1875 | -0.252 (-0.88%) | 19,500 |
| 11 Aug 1980 | USD | 28.752 | 28.998 | 28.752 | 28.752 | 1.198 | -0.246 (-0.85%) | 5,900 |
| 8 Aug 1980 | USD | 28.998 | 29.25 | 28.998 | 28.998 | 1.2083 | 0.0 (0.0%) | 6,700 |
| 7 Aug 1980 | USD | 28.998 | 29.25 | 28.998 | 28.998 | 1.2083 | +0.246 (+0.86%) | 12,900 |
| 6 Aug 1980 | USD | 28.752 | 28.998 | 28.752 | 28.752 | 1.198 | +0.498 (+1.76%) | 10,900 |
| 5 Aug 1980 | USD | 28.254 | 28.752 | 28.254 | 28.254 | 1.1772 | -0.246 (-0.86%) | 6,700 |
| 4 Aug 1980 | USD | 28.5 | 28.752 | 28.5 | 28.5 | 1.1875 | -1.002 (-3.40%) | 15,000 |
| 1 Aug 1980 | USD | 29.502 | 30 | 29.502 | 29.502 | 1.2292 | +1.752 (+6.31%) | 40,100 |
| 31 Jul 1980 | USD | 27.75 | 28.254 | 27.75 | 27.75 | 1.1562 | -0.252 (-0.90%) | 24,500 |
| 30 Jul 1980 | USD | 28.002 | 28.254 | 28.002 | 28.002 | 1.1667 | +2.004 (+7.71%) | 37,200 |
| 29 Jul 1980 | USD | 25.998 | 26.502 | 25.998 | 25.998 | 1.0833 | +0.246 (+0.96%) | 33,500 |
| 28 Jul 1980 | USD | 25.752 | 25.998 | 25.752 | 25.752 | 1.073 | +0.252 (+0.99%) | 14,900 |
| 25 Jul 1980 | USD | 25.5 | 25.998 | 25.5 | 25.5 | 1.0625 | -0.498 (-1.92%) | 10,300 |
| 24 Jul 1980 | USD | 25.998 | 26.25 | 25.998 | 25.998 | 1.0833 | 0.0 (0.0%) | 5,100 |
| 23 Jul 1980 | USD | 25.998 | 26.25 | 25.998 | 25.998 | 1.0833 | +0.246 (+0.96%) | 8,300 |
| 22 Jul 1980 | USD | 25.752 | 25.998 | 25.752 | 25.752 | 1.073 | +0.252 (+0.99%) | 8,800 |
| 21 Jul 1980 | USD | 25.5 | 25.998 | 25.5 | 25.5 | 1.0625 | 0.0 (0.0%) | 12,000 |
| 18 Jul 1980 | USD | 25.5 | 25.998 | 25.5 | 25.5 | 1.0625 | +0.498 (+1.99%) | 15,600 |
| 17 Jul 1980 | USD | 25.002 | 25.254 | 25.002 | 25.002 | 1.0417 | +0.504 (+2.06%) | 24,000 |
| 16 Jul 1980 | USD | 24.498 | 24.75 | 24.498 | 24.498 | 1.0208 | +0.246 (+1.01%) | 32,200 |
| 15 Jul 1980 | USD | 24.252 | 24.498 | 24.252 | 24.252 | 1.0105 | +0.75 (+3.19%) | 26,100 |
| 14 Jul 1980 | USD | 23.502 | 23.754 | 23.502 | 23.502 | 0.9792 | 0.0 (0.0%) | 9,300 |
| 11 Jul 1980 | USD | 23.502 | 23.754 | 23.502 | 23.502 | 0.9792 | 0.0 (0.0%) | 14,800 |
| 10 Jul 1980 | USD | 23.502 | 23.754 | 23.502 | 23.502 | 0.9792 | +0.252 (+1.08%) | 24,100 |
| 9 Jul 1980 | USD | 23.25 | 23.754 | 23.25 | 23.25 | 0.9688 | 0.0 (0.0%) | 23,900 |
| 8 Jul 1980 | USD | 23.25 | 23.502 | 23.25 | 23.25 | 0.9688 | +0.498 (+2.19%) | 23,000 |
| 7 Jul 1980 | USD | 22.752 | 22.998 | 22.752 | 22.752 | 0.948 | +0.498 (+2.24%) | 21,900 |
