| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 30 Apr 1980 | USD | 9.75 | 10 | 9.75 | 9.75 | 19.5 | -0.25 (-2.50%) | 1,900 |
| 29 Apr 1980 | USD | 10 | 10.125 | 10 | 10 | 20 | 0.0 (0.0%) | 1,700 |
| 28 Apr 1980 | USD | 10 | 10.75 | 10 | 10 | 20 | +0.5 (+5.26%) | 9,400 |
| 25 Apr 1980 | USD | 9.5 | 9.5 | 9.375 | 9.5 | 19 | 0.0 (0.0%) | 1,100 |
| 24 Apr 1980 | USD | 9.5 | 9.5 | 9.125 | 9.5 | 19 | 0.0 (0.0%) | 4,800 |
| 23 Apr 1980 | USD | 9.5 | 9.75 | 9.5 | 9.5 | 19 | +0.125 (+1.33%) | 1,000 |
| 22 Apr 1980 | USD | 9.375 | 9.5 | 9 | 9.375 | 18.75 | +0.625 (+7.14%) | 3,700 |
| 21 Apr 1980 | USD | 8.75 | 9 | 8.75 | 8.75 | 17.5 | -0.5 (-5.41%) | 400 |
| 18 Apr 1980 | USD | 9.25 | 9.375 | 8.75 | 9.25 | 18.5 | -0.125 (-1.33%) | 5,700 |
| 17 Apr 1980 | USD | 9.375 | 9.375 | 8.875 | 9.375 | 18.75 | +0.25 (+2.74%) | 2,900 |
| 16 Apr 1980 | USD | 9.125 | 9.25 | 9 | 9.125 | 18.25 | 0.0 (0.0%) | 1,000 |
| 15 Apr 1980 | USD | 9.125 | 9.25 | 9 | 9.125 | 18.25 | +0.125 (+1.39%) | 1,200 |
| 14 Apr 1980 | USD | 9 | 9 | 8.875 | 9 | 18 | +0.25 (+2.86%) | 800 |
| 11 Apr 1980 | USD | 8.75 | 9.25 | 8.75 | 8.75 | 17.5 | -0.5 (-5.41%) | 5,500 |
| 10 Apr 1980 | USD | 9.25 | 9.5 | 9.125 | 9.25 | 18.5 | +0.125 (+1.37%) | 1,300 |
| 9 Apr 1980 | USD | 9.125 | 9.25 | 8.75 | 9.125 | 18.25 | +0.625 (+7.35%) | 2,000 |
| 8 Apr 1980 | USD | 8.5 | 8.5 | 8.125 | 8.5 | 17 | +0.5 (+6.25%) | 2,000 |
| 7 Apr 1980 | USD | 8 | 8.625 | 8 | 8 | 16 | -0.875 (-9.86%) | 3,600 |
| 3 Apr 1980 | USD | 8.875 | 9.25 | 8.75 | 8.875 | 17.75 | -0.125 (-1.39%) | 2,300 |
| 2 Apr 1980 | USD | 9 | 9.25 | 9 | 9 | 18 | -0.25 (-2.70%) | 2,200 |
| 1 Apr 1980 | USD | 9.25 | 9.375 | 8.875 | 9.25 | 18.5 | -0.125 (-1.33%) | 6,100 |
| 31 Mar 1980 | USD | 9.375 | 9.5 | 8.5 | 9.375 | 18.75 | +1 (+11.94%) | 8,100 |
| 28 Mar 1980 | USD | 8.375 | 8.375 | 7.625 | 8.375 | 16.75 | +1 (+13.56%) | 7,100 |
| 27 Mar 1980 | USD | 7.375 | 7.875 | 6.75 | 7.375 | 14.75 | -1.375 (-15.71%) | 18,800 |
| 26 Mar 1980 | USD | 8.75 | 9 | 8.375 | 8.75 | 17.5 | +0.75 (+9.38%) | 4,800 |
| 25 Mar 1980 | USD | 8 | 9.375 | 8 | 8 | 16 | -1.5 (-15.79%) | 8,300 |
| 24 Mar 1980 | USD | 9.5 | 10 | 9.5 | 9.5 | 19 | -0.25 (-2.56%) | 2,000 |
| 21 Mar 1980 | USD | 9.75 | 10.5 | 9.75 | 9.75 | 19.5 | -0.25 (-2.50%) | 8,300 |
| 20 Mar 1980 | USD | 10 | 10 | 9.75 | 10 | 20 | -0.25 (-2.44%) | 7,200 |
| 19 Mar 1980 | USD | 10.25 | 10.5 | 10 | 10.25 | 20.5 | +0.375 (+3.80%) | 5,100 |
