| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 27 May 1980 | USD | 32.501 | 32.501 | 32.501 | 32.501 | 3.21 | 0.0 (0.0%) | 200 |
| 26 May 1980 | USD | 32.501 | 32.501 | 32.501 | 32.501 | 3.21 | 0.0 (0.0%) | 0 |
| 23 May 1980 | USD | 32.501 | 32.501 | 32.123 | 32.501 | 3.21 | +0.249 (+0.77%) | 300 |
| 22 May 1980 | USD | 32.252 | 32.38 | 32.123 | 32.252 | 3.1854 | +0.129 (+0.40%) | 500 |
| 21 May 1980 | USD | 32.123 | 32.123 | 32.123 | 32.123 | 3.1726 | 0.0 (0.0%) | 0 |
| 20 May 1980 | USD | 32.123 | 32.123 | 32.123 | 32.123 | 3.1726 | 0.0 (0.0%) | 0 |
| 19 May 1980 | USD | 32.123 | 32.252 | 32.002 | 32.123 | 3.1726 | +0.249 (+0.78%) | 700 |
| 16 May 1980 | USD | 31.874 | 31.874 | 31.745 | 31.874 | 3.148 | +0.25 (+0.79%) | 700 |
| 15 May 1980 | USD | 31.624 | 31.624 | 31.624 | 31.624 | 3.1234 | +0.878 (+2.86%) | 200 |
| 14 May 1980 | USD | 30.746 | 31.624 | 30.625 | 30.746 | 3.0366 | -0.507 (-1.62%) | 600 |
| 13 May 1980 | USD | 31.253 | 31.253 | 30.503 | 31.253 | 3.0867 | +0.25 (+0.81%) | 300 |
| 12 May 1980 | USD | 31.003 | 31.003 | 30.247 | 31.003 | 3.062 | 0.0 (0.0%) | 400 |
| 9 May 1980 | USD | 31.003 | 31.874 | 31.003 | 31.003 | 3.062 | +0.257 (+0.84%) | 400 |
| 8 May 1980 | USD | 30.746 | 30.746 | 30.746 | 30.746 | 3.0366 | 0.0 (0.0%) | 0 |
| 7 May 1980 | USD | 30.746 | 30.746 | 30.746 | 30.746 | 3.0366 | -0.129 (-0.42%) | 1,300 |
| 6 May 1980 | USD | 30.875 | 30.875 | 30.875 | 30.875 | 3.0494 | +0.25 (+0.82%) | 100 |
| 5 May 1980 | USD | 30.625 | 30.625 | 30.625 | 30.625 | 3.0247 | 0.0 (0.0%) | 0 |
| 2 May 1980 | USD | 30.625 | 30.746 | 30.625 | 30.625 | 3.0247 | +0.25 (+0.82%) | 600 |
| 1 May 1980 | USD | 30.375 | 30.375 | 30.375 | 30.375 | 3 | 0.0 (0.0%) | 0 |
| 30 Apr 1980 | USD | 30.375 | 30.375 | 30.125 | 30.375 | 3 | +0.499 (+1.67%) | 300 |
| 29 Apr 1980 | USD | 29.876 | 29.876 | 29.876 | 29.876 | 2.9507 | -0.128 (-0.43%) | 200 |
| 28 Apr 1980 | USD | 30.004 | 30.746 | 29.747 | 30.004 | 2.9634 | +0.257 (+0.86%) | 700 |
| 25 Apr 1980 | USD | 29.747 | 29.747 | 29.747 | 29.747 | 2.938 | 0.0 (0.0%) | 0 |
| 24 Apr 1980 | USD | 29.747 | 29.747 | 29.747 | 29.747 | 2.938 | 0.0 (0.0%) | 0 |
| 23 Apr 1980 | USD | 29.747 | 29.747 | 29.747 | 29.747 | 2.938 | 0.0 (0.0%) | 0 |
| 22 Apr 1980 | USD | 29.747 | 29.747 | 29.376 | 29.747 | 2.938 | +0.249 (+0.84%) | 600 |
| 21 Apr 1980 | USD | 29.498 | 29.498 | 29.248 | 29.498 | 2.9134 | 0.0 (0.0%) | 1,300 |
| 18 Apr 1980 | USD | 29.498 | 29.498 | 29.498 | 29.498 | 2.9134 | 0.0 (0.0%) | 0 |
| 17 Apr 1980 | USD | 29.498 | 29.747 | 29.498 | 29.498 | 2.9134 | 0.0 (0.0%) | 1,500 |
| 16 Apr 1980 | USD | 29.498 | 29.498 | 29.498 | 29.498 | 2.9134 | +0.122 (+0.42%) | 2,200 |
