| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 15 May 1980 | USD | 18.256 | 19 | 18.256 | 18.256 | 0.5705 | +0.256 (+1.42%) | 7,700 |
| 14 May 1980 | USD | 18 | 18.752 | 18 | 18 | 0.5625 | 0.0 (0.0%) | 6,100 |
| 13 May 1980 | USD | 18 | 18.752 | 18 | 18 | 0.5625 | +0.496 (+2.83%) | 29,600 |
| 12 May 1980 | USD | 17.504 | 18.256 | 17.504 | 17.504 | 0.547 | 0.0 (0.0%) | 5,900 |
| 9 May 1980 | USD | 17.504 | 18.256 | 17.504 | 17.504 | 0.547 | 0.0 (0.0%) | 3,100 |
| 8 May 1980 | USD | 17.504 | 18.256 | 17.504 | 17.504 | 0.547 | -0.248 (-1.40%) | 3,200 |
| 7 May 1980 | USD | 17.752 | 18.504 | 17.752 | 17.752 | 0.5547 | 0.0 (0.0%) | 1,100 |
| 6 May 1980 | USD | 17.752 | 18.504 | 17.752 | 17.752 | 0.5547 | 0.0 (0.0%) | 400 |
| 5 May 1980 | USD | 17.752 | 18.504 | 17.752 | 17.752 | 0.5547 | 0.0 (0.0%) | 1,100 |
| 2 May 1980 | USD | 17.752 | 18.504 | 17.752 | 17.752 | 0.5547 | -0.248 (-1.38%) | 3,800 |
| 1 May 1980 | USD | 18 | 18.752 | 18 | 18 | 0.5625 | +0.248 (+1.40%) | 2,700 |
| 30 Apr 1980 | USD | 17.752 | 18.504 | 17.752 | 17.752 | 0.5547 | 0.0 (0.0%) | 2,900 |
| 29 Apr 1980 | USD | 17.752 | 18.504 | 17.752 | 17.752 | 0.5547 | 0.0 (0.0%) | 500 |
| 28 Apr 1980 | USD | 17.752 | 18.504 | 17.752 | 17.752 | 0.5547 | 0.0 (0.0%) | 4,900 |
| 25 Apr 1980 | USD | 17.752 | 18.504 | 17.752 | 17.752 | 0.5547 | 0.0 (0.0%) | 2,300 |
| 24 Apr 1980 | USD | 17.752 | 18.504 | 17.752 | 17.752 | 0.5547 | 0.0 (0.0%) | 8,900 |
| 23 Apr 1980 | USD | 17.752 | 18.504 | 17.752 | 17.752 | 0.5547 | -0.248 (-1.38%) | 8,600 |
| 22 Apr 1980 | USD | 18 | 18.752 | 18 | 18 | 0.5625 | +0.248 (+1.40%) | 23,600 |
| 21 Apr 1980 | USD | 17.752 | 18.504 | 17.752 | 17.752 | 0.5547 | +0.248 (+1.42%) | 4,800 |
| 18 Apr 1980 | USD | 17.504 | 18.256 | 17.504 | 17.504 | 0.547 | 0.0 (0.0%) | 1,000 |
| 17 Apr 1980 | USD | 17.504 | 18.256 | 17.504 | 17.504 | 0.547 | -1 (-5.40%) | 30,900 |
| 16 Apr 1980 | USD | 18.504 | 19.256 | 18.504 | 18.504 | 0.5783 | -0.248 (-1.32%) | 9,500 |
| 15 Apr 1980 | USD | 18.752 | 19.504 | 18.752 | 18.752 | 0.586 | +0.248 (+1.34%) | 5,500 |
| 14 Apr 1980 | USD | 18.504 | 19.256 | 18.504 | 18.504 | 0.5783 | 0.0 (0.0%) | 4,100 |
| 11 Apr 1980 | USD | 18.504 | 19.256 | 18.504 | 18.504 | 0.5783 | +0.248 (+1.36%) | 6,800 |
| 10 Apr 1980 | USD | 18.256 | 19 | 18.256 | 18.256 | 0.5705 | 0.0 (0.0%) | 2,900 |
| 9 Apr 1980 | USD | 18.256 | 19 | 18.256 | 18.256 | 0.5705 | +1.256 (+7.39%) | 6,000 |
| 8 Apr 1980 | USD | 17 | 17.752 | 17 | 17 | 0.5312 | 0.0 (0.0%) | 3,400 |
| 7 Apr 1980 | USD | 17 | 17.752 | 17 | 17 | 0.5312 | 0.0 (0.0%) | 1,200 |
| 3 Apr 1980 | USD | 17 | 17.752 | 17 | 17 | 0.5312 | 0.0 (0.0%) | 900 |
