| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 19 May 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | -0.252 (-3.25%) | 4,000 |
| 16 May 1980 | USD | 7.752 | 8.5 | 7.752 | 7.752 | 0.646 | 0.0 (0.0%) | 900 |
| 15 May 1980 | USD | 7.752 | 8.5 | 7.752 | 7.752 | 0.646 | 0.0 (0.0%) | 200 |
| 14 May 1980 | USD | 7.752 | 8.5 | 7.752 | 7.752 | 0.646 | +0.252 (+3.36%) | 10,400 |
| 13 May 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 900 |
| 12 May 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 1,700 |
| 9 May 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 1,200 |
| 8 May 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 3,200 |
| 7 May 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 3,900 |
| 6 May 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | +0.248 (+3.42%) | 1,200 |
| 5 May 1980 | USD | 7.252 | 8 | 7.252 | 7.252 | 0.6043 | 0.0 (0.0%) | 2,100 |
| 2 May 1980 | USD | 7.252 | 8 | 7.252 | 7.252 | 0.6043 | 0.0 (0.0%) | 500 |
| 1 May 1980 | USD | 7.252 | 8 | 7.252 | 7.252 | 0.6043 | 0.0 (0.0%) | 200 |
| 30 Apr 1980 | USD | 7.252 | 8 | 7.252 | 7.252 | 0.6043 | -0.248 (-3.31%) | 800 |
| 29 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 1,700 |
| 28 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 700 |
| 25 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 1,600 |
| 24 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 2,100 |
| 23 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 1,600 |
| 22 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 1,300 |
| 21 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 200 |
| 18 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 800 |
| 17 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 500 |
| 16 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 400 |
| 15 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 600 |
| 14 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 100 |
| 11 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 400 |
| 10 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 1,400 |
| 9 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | 0.0 (0.0%) | 4,600 |
| 8 Apr 1980 | USD | 7.5 | 8.252 | 7.5 | 7.5 | 0.625 | -0.252 (-3.25%) | 10,900 |
