| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 4 Jun 1980 | USD | 10 | 10 | 10 | 10 | 10 | 0.0 (0.0%) | 0 |
| 3 Jun 1980 | USD | 10 | 10.5 | 9.75 | 10 | 10 | +0.25 (+2.56%) | 500 |
| 2 Jun 1980 | USD | 9.75 | 9.75 | 9.625 | 9.75 | 9.75 | -0.625 (-6.02%) | 300 |
| 30 May 1980 | USD | 10.375 | 10.375 | 10.375 | 10.375 | 10.375 | -0.375 (-3.49%) | 200 |
| 29 May 1980 | USD | 10.75 | 10.75 | 10.75 | 10.75 | 10.75 | 0.0 (0.0%) | 0 |
| 28 May 1980 | USD | 10.75 | 10.75 | 9.125 | 10.75 | 10.75 | +0.875 (+8.86%) | 2,100 |
| 27 May 1980 | USD | 9.875 | 9.875 | 9.875 | 9.875 | 9.875 | +0.375 (+3.95%) | 600 |
| 26 May 1980 | USD | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 0.0 (0.0%) | 0 |
| 23 May 1980 | USD | 9.5 | 9.625 | 9.5 | 9.5 | 9.5 | -0.125 (-1.30%) | 500 |
| 22 May 1980 | USD | 9.625 | 9.875 | 9.25 | 9.625 | 9.625 | +0.375 (+4.05%) | 1,300 |
| 21 May 1980 | USD | 9.25 | 9.25 | 9.25 | 9.25 | 9.25 | -0.25 (-2.63%) | 200 |
| 20 May 1980 | USD | 9.5 | 9.875 | 9.5 | 9.5 | 9.5 | +0.25 (+2.70%) | 6,600 |
| 19 May 1980 | USD | 9.25 | 9.375 | 9.25 | 9.25 | 9.25 | -0.375 (-3.90%) | 5,500 |
| 16 May 1980 | USD | 9.625 | 9.625 | 9.625 | 9.625 | 9.625 | +0.375 (+4.05%) | 100 |
| 15 May 1980 | USD | 9.25 | 9.25 | 9.25 | 9.25 | 9.25 | -0.125 (-1.33%) | 100 |
| 14 May 1980 | USD | 9.375 | 9.375 | 9.375 | 9.375 | 9.375 | -0.125 (-1.32%) | 200 |
| 13 May 1980 | USD | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 0.0 (0.0%) | 100 |
| 12 May 1980 | USD | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 0.0 (0.0%) | 100 |
| 9 May 1980 | USD | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | +0.375 (+4.11%) | 300 |
| 8 May 1980 | USD | 9.125 | 9.625 | 9.125 | 9.125 | 9.125 | -0.875 (-8.75%) | 1,100 |
| 7 May 1980 | USD | 10 | 10 | 9.875 | 10 | 10 | +0.5 (+5.26%) | 2,300 |
| 6 May 1980 | USD | 9.5 | 9.75 | 9.5 | 9.5 | 9.5 | -0.125 (-1.30%) | 2,100 |
| 5 May 1980 | USD | 9.625 | 9.625 | 9 | 9.625 | 9.625 | +0.625 (+6.94%) | 1,500 |
| 2 May 1980 | USD | 9 | 9 | 8.875 | 9 | 9 | +0.375 (+4.35%) | 400 |
| 1 May 1980 | USD | 8.625 | 9.375 | 8.625 | 8.625 | 8.625 | -1.125 (-11.54%) | 2,100 |
| 30 Apr 1980 | USD | 9.75 | 9.75 | 9.75 | 9.75 | 9.75 | 0.0 (0.0%) | 0 |
| 29 Apr 1980 | USD | 9.75 | 9.75 | 9.75 | 9.75 | 9.75 | 0.0 (0.0%) | 100 |
| 28 Apr 1980 | USD | 9.75 | 9.75 | 9.25 | 9.75 | 9.75 | +0.5 (+5.41%) | 800 |
| 25 Apr 1980 | USD | 9.25 | 9.25 | 9.25 | 9.25 | 9.25 | 0.0 (0.0%) | 0 |
| 24 Apr 1980 | USD | 9.25 | 9.25 | 9.25 | 9.25 | 9.25 | 0.0 (0.0%) | 0 |
