| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 16 May 1980 | USD | 26.752 | 27.128 | 26.752 | 26.752 | 3.344 | -0.248 (-0.92%) | 8,400 |
| 15 May 1980 | USD | 27 | 27 | 26 | 27 | 3.375 | +1.248 (+4.85%) | 15,400 |
| 14 May 1980 | USD | 25.752 | 26.376 | 25.752 | 25.752 | 3.219 | -0.376 (-1.44%) | 5,600 |
| 13 May 1980 | USD | 26.128 | 26.5 | 25.752 | 26.128 | 3.266 | +0.128 (+0.49%) | 30,100 |
| 12 May 1980 | USD | 26 | 26 | 25.376 | 26 | 3.25 | +0.748 (+2.96%) | 3,000 |
| 9 May 1980 | USD | 25.252 | 25.752 | 25.252 | 25.252 | 3.1565 | -0.5 (-1.94%) | 104,900 |
| 8 May 1980 | USD | 25.752 | 26.5 | 25.752 | 25.752 | 3.219 | -0.5 (-1.90%) | 6,800 |
| 7 May 1980 | USD | 26.252 | 26.5 | 25.5 | 26.252 | 3.2815 | +0.752 (+2.95%) | 43,800 |
| 6 May 1980 | USD | 25.5 | 26.252 | 25.5 | 25.5 | 3.1875 | -0.376 (-1.45%) | 39,600 |
| 5 May 1980 | USD | 25.876 | 25.876 | 25.5 | 25.876 | 3.2345 | +0.376 (+1.47%) | 3,900 |
| 2 May 1980 | USD | 25.5 | 25.752 | 25.5 | 25.5 | 3.1875 | 0.0 (0.0%) | 15,000 |
| 1 May 1980 | USD | 25.5 | 25.628 | 25.128 | 25.5 | 3.1875 | +0.5 (+2%) | 27,100 |
| 30 Apr 1980 | USD | 25 | 25.876 | 25 | 25 | 3.125 | -0.752 (-2.92%) | 7,600 |
| 29 Apr 1980 | USD | 25.752 | 26.128 | 25.5 | 25.752 | 3.219 | -0.624 (-2.37%) | 39,500 |
| 28 Apr 1980 | USD | 26.376 | 26.5 | 26.252 | 26.376 | 3.297 | -0.124 (-0.47%) | 8,900 |
| 25 Apr 1980 | USD | 26.5 | 26.5 | 26 | 26.5 | 3.3125 | -0.128 (-0.48%) | 46,500 |
| 24 Apr 1980 | USD | 26.628 | 27.5 | 26.628 | 26.628 | 3.3285 | -1.748 (-6.16%) | 71,100 |
| 23 Apr 1980 | USD | 28.376 | 28.752 | 28.252 | 28.376 | 3.547 | +0.124 (+0.44%) | 31,000 |
| 22 Apr 1980 | USD | 28.252 | 28.628 | 28 | 28.252 | 3.5315 | -0.124 (-0.44%) | 11,500 |
| 21 Apr 1980 | USD | 28.376 | 29.5 | 28.376 | 28.376 | 3.547 | -1.376 (-4.62%) | 5,400 |
| 18 Apr 1980 | USD | 29.752 | 29.752 | 29.5 | 29.752 | 3.719 | +0.5 (+1.71%) | 29,500 |
| 17 Apr 1980 | USD | 29.252 | 29.628 | 28.876 | 29.252 | 3.6565 | -0.5 (-1.68%) | 18,400 |
| 16 Apr 1980 | USD | 29.752 | 29.752 | 29.752 | 29.752 | 3.719 | 0.0 (0.0%) | 1,000 |
| 15 Apr 1980 | USD | 29.752 | 30.376 | 29.752 | 29.752 | 3.719 | -0.248 (-0.83%) | 4,200 |
| 14 Apr 1980 | USD | 30 | 30 | 29.876 | 30 | 3.75 | +0.124 (+0.42%) | 7,600 |
| 11 Apr 1980 | USD | 29.876 | 30.252 | 29.876 | 29.876 | 3.7345 | -0.124 (-0.41%) | 9,600 |
| 10 Apr 1980 | USD | 30 | 30.252 | 30 | 30 | 3.75 | 0.0 (0.0%) | 9,500 |
| 9 Apr 1980 | USD | 30 | 30 | 30 | 30 | 3.75 | -0.252 (-0.83%) | 3,300 |
| 8 Apr 1980 | USD | 30.252 | 30.5 | 30 | 30.252 | 3.7815 | -0.248 (-0.81%) | 4,700 |
| 7 Apr 1980 | USD | 30.5 | 31.628 | 30.5 | 30.5 | 3.8125 | -1.128 (-3.57%) | 82,500 |
