| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 16 May 1980 | USD | 11.875 | 12 | 11.875 | 11.875 | 11.875 | 0.0 (0.0%) | 4,000 |
| 15 May 1980 | USD | 11.875 | 11.875 | 11.625 | 11.875 | 11.875 | +0.25 (+2.15%) | 8,100 |
| 14 May 1980 | USD | 11.625 | 11.625 | 11.5 | 11.625 | 11.625 | +0.125 (+1.09%) | 1,800 |
| 13 May 1980 | USD | 11.5 | 11.5 | 11.375 | 11.5 | 11.5 | +0.125 (+1.10%) | 1,100 |
| 12 May 1980 | USD | 11.375 | 11.625 | 11.375 | 11.375 | 11.375 | -0.25 (-2.15%) | 9,200 |
| 9 May 1980 | USD | 11.625 | 11.625 | 11.5 | 11.625 | 11.625 | 0.0 (0.0%) | 3,400 |
| 8 May 1980 | USD | 11.625 | 11.75 | 11.625 | 11.625 | 11.625 | -0.25 (-2.11%) | 4,100 |
| 7 May 1980 | USD | 11.875 | 11.875 | 11.375 | 11.875 | 11.875 | +0.375 (+3.26%) | 6,400 |
| 6 May 1980 | USD | 11.5 | 11.5 | 11.375 | 11.5 | 11.5 | +0.125 (+1.10%) | 4,800 |
| 5 May 1980 | USD | 11.375 | 11.375 | 11.25 | 11.375 | 11.375 | +0.25 (+2.25%) | 1,600 |
| 2 May 1980 | USD | 11.125 | 11.375 | 11.125 | 11.125 | 11.125 | -0.125 (-1.11%) | 6,000 |
| 1 May 1980 | USD | 11.25 | 11.25 | 11 | 11.25 | 11.25 | +0.125 (+1.12%) | 3,000 |
| 30 Apr 1980 | USD | 11.125 | 11.125 | 11 | 11.125 | 11.125 | -0.125 (-1.11%) | 3,200 |
| 29 Apr 1980 | USD | 11.25 | 11.25 | 11 | 11.25 | 11.25 | +0.25 (+2.27%) | 2,300 |
| 28 Apr 1980 | USD | 11 | 11.125 | 11 | 11 | 11 | 0.0 (0.0%) | 900 |
| 25 Apr 1980 | USD | 11 | 11 | 10.875 | 11 | 11 | +0.125 (+1.15%) | 1,000 |
| 24 Apr 1980 | USD | 10.875 | 11 | 10.875 | 10.875 | 10.875 | -0.125 (-1.14%) | 5,200 |
| 23 Apr 1980 | USD | 11 | 11.125 | 10.875 | 11 | 11 | -0.125 (-1.12%) | 3,900 |
| 22 Apr 1980 | USD | 11.125 | 11.125 | 10.875 | 11.125 | 11.125 | +0.125 (+1.14%) | 1,700 |
| 21 Apr 1980 | USD | 11 | 11 | 10.75 | 11 | 11 | +0.125 (+1.15%) | 2,400 |
| 18 Apr 1980 | USD | 10.875 | 11 | 10.875 | 10.875 | 10.875 | -0.25 (-2.25%) | 6,700 |
| 17 Apr 1980 | USD | 11.125 | 11.125 | 10.875 | 11.125 | 11.125 | +0.5 (+4.71%) | 2,400 |
| 16 Apr 1980 | USD | 10.625 | 10.75 | 10.5 | 10.625 | 10.625 | +0.125 (+1.19%) | 3,700 |
| 15 Apr 1980 | USD | 10.5 | 10.625 | 10.375 | 10.5 | 10.5 | 0.0 (0.0%) | 2,700 |
| 14 Apr 1980 | USD | 10.5 | 10.5 | 10.25 | 10.5 | 10.5 | +0.125 (+1.20%) | 1,800 |
| 11 Apr 1980 | USD | 10.375 | 10.375 | 10.125 | 10.375 | 10.375 | +0.25 (+2.47%) | 1,900 |
| 10 Apr 1980 | USD | 10.125 | 10.125 | 9.75 | 10.125 | 10.125 | +0.25 (+2.53%) | 4,600 |
| 9 Apr 1980 | USD | 9.875 | 10.125 | 9.875 | 9.875 | 9.875 | 0.0 (0.0%) | 3,200 |
| 8 Apr 1980 | USD | 9.875 | 9.875 | 9.875 | 9.875 | 9.875 | +0.125 (+1.28%) | 400 |
| 7 Apr 1980 | USD | 9.75 | 9.875 | 9.75 | 9.75 | 9.75 | -0.125 (-1.27%) | 500 |
