| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 5 Aug 1980 | USD | 30.376 | 30.376 | 30.128 | 30.376 | 1.8985 | +0.376 (+1.25%) | 2,400 |
| 4 Aug 1980 | USD | 30 | 30.256 | 29.88 | 30 | 1.875 | 0.0 (0.0%) | 24,000 |
| 1 Aug 1980 | USD | 30 | 30.128 | 29.88 | 30 | 1.875 | -0.128 (-0.42%) | 102,400 |
| 31 Jul 1980 | USD | 30.128 | 30.256 | 29.88 | 30.128 | 1.883 | +0.128 (+0.43%) | 47,900 |
| 30 Jul 1980 | USD | 30 | 30.128 | 29.632 | 30 | 1.875 | +0.12 (+0.40%) | 2,600 |
| 29 Jul 1980 | USD | 29.88 | 29.88 | 29.752 | 29.88 | 1.8675 | +0.248 (+0.84%) | 12,700 |
| 28 Jul 1980 | USD | 29.632 | 30 | 29.632 | 29.632 | 1.852 | -0.12 (-0.40%) | 14,800 |
| 25 Jul 1980 | USD | 29.752 | 29.88 | 29.504 | 29.752 | 1.8595 | -0.504 (-1.67%) | 3,100 |
| 24 Jul 1980 | USD | 30.256 | 30.376 | 30 | 30.256 | 1.891 | -0.12 (-0.40%) | 3,700 |
| 23 Jul 1980 | USD | 30.376 | 30.504 | 30 | 30.376 | 1.8985 | -0.128 (-0.42%) | 14,800 |
| 22 Jul 1980 | USD | 30.504 | 30.632 | 30.256 | 30.504 | 1.9065 | -0.128 (-0.42%) | 11,700 |
| 21 Jul 1980 | USD | 30.632 | 30.752 | 30.376 | 30.632 | 1.9145 | 0.0 (0.0%) | 7,900 |
| 18 Jul 1980 | USD | 30.632 | 30.88 | 30.632 | 30.632 | 1.9145 | -0.248 (-0.80%) | 3,500 |
| 17 Jul 1980 | USD | 30.88 | 30.88 | 30.504 | 30.88 | 1.93 | +0.128 (+0.42%) | 1,300 |
| 16 Jul 1980 | USD | 30.752 | 30.88 | 30.504 | 30.752 | 1.922 | -0.128 (-0.41%) | 7,400 |
| 15 Jul 1980 | USD | 30.88 | 30.88 | 30.632 | 30.88 | 1.93 | 0.0 (0.0%) | 35,500 |
| 14 Jul 1980 | USD | 30.88 | 30.88 | 30.504 | 30.88 | 1.93 | +0.376 (+1.23%) | 40,000 |
| 11 Jul 1980 | USD | 30.504 | 30.504 | 30.256 | 30.504 | 1.9065 | +0.128 (+0.42%) | 6,200 |
| 10 Jul 1980 | USD | 30.376 | 30.504 | 30.256 | 30.376 | 1.8985 | +0.12 (+0.40%) | 6,900 |
| 9 Jul 1980 | USD | 30.256 | 30.376 | 29.88 | 30.256 | 1.891 | +0.256 (+0.85%) | 15,800 |
| 8 Jul 1980 | USD | 30 | 30 | 29.376 | 30 | 1.875 | +0.12 (+0.40%) | 15,100 |
| 7 Jul 1980 | USD | 29.88 | 30.128 | 29.752 | 29.88 | 1.8675 | -0.12 (-0.40%) | 9,300 |
| 4 Jul 1980 | USD | 30 | 30 | 30 | 30 | 1.875 | 0.0 (0.0%) | 0 |
| 3 Jul 1980 | USD | 30 | 30 | 29.256 | 30 | 1.875 | 0.0 (0.0%) | 4,500 |
| 2 Jul 1980 | USD | 30 | 30.256 | 29.88 | 30 | 1.875 | -0.256 (-0.85%) | 3,100 |
| 1 Jul 1980 | USD | 30.256 | 30.256 | 29.752 | 30.256 | 1.891 | +0.504 (+1.69%) | 16,500 |
| 30 Jun 1980 | USD | 29.752 | 30 | 29.752 | 29.752 | 1.8595 | -0.248 (-0.83%) | 4,000 |
| 27 Jun 1980 | USD | 30 | 30.376 | 30 | 30 | 1.875 | -0.256 (-0.85%) | 102,600 |
| 26 Jun 1980 | USD | 30.256 | 30.504 | 30.128 | 30.256 | 1.891 | -0.248 (-0.81%) | 3,500 |
| 25 Jun 1980 | USD | 30.504 | 30.504 | 30 | 30.504 | 1.9065 | +0.376 (+1.25%) | 2,500 |
