| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 24 Apr 1980 | USD | 12.125 | 12.25 | 11.875 | 12.125 | 7.275 | +0.25 (+2.11%) | 701 |
| 23 Apr 1980 | USD | 11.875 | 12 | 11.5 | 11.875 | 7.125 | +0.5 (+4.40%) | 1,001 |
| 22 Apr 1980 | USD | 11.375 | 11.5 | 11 | 11.375 | 6.825 | +0.625 (+5.81%) | 900 |
| 21 Apr 1980 | USD | 10.75 | 10.75 | 10.75 | 10.75 | 6.45 | +0.25 (+2.38%) | 300 |
| 18 Apr 1980 | USD | 10.5 | 10.5 | 10.5 | 10.5 | 6.3 | 0.0 (0.0%) | 0 |
| 17 Apr 1980 | USD | 10.5 | 10.75 | 10.5 | 10.5 | 6.3 | -0.5 (-4.55%) | 1,301 |
| 16 Apr 1980 | USD | 11 | 11 | 11 | 11 | 6.6 | +0.25 (+2.33%) | 300 |
| 15 Apr 1980 | USD | 10.75 | 10.75 | 10.75 | 10.75 | 6.45 | 0.0 (0.0%) | 0 |
| 14 Apr 1980 | USD | 10.75 | 10.75 | 10.75 | 10.75 | 6.45 | -0.25 (-2.27%) | 300 |
| 11 Apr 1980 | USD | 11 | 11 | 11 | 11 | 6.6 | 0.0 (0.0%) | 0 |
| 10 Apr 1980 | USD | 11 | 11 | 10.875 | 11 | 6.6 | +0.125 (+1.15%) | 900 |
| 9 Apr 1980 | USD | 10.875 | 10.875 | 10.875 | 10.875 | 6.525 | +0.125 (+1.16%) | 101 |
| 8 Apr 1980 | USD | 10.75 | 10.75 | 10.75 | 10.75 | 6.45 | -0.25 (-2.27%) | 101 |
| 7 Apr 1980 | USD | 11 | 11 | 11 | 11 | 6.6 | -0.25 (-2.22%) | 300 |
| 3 Apr 1980 | USD | 11.25 | 11.25 | 11 | 11.25 | 6.75 | 0.0 (0.0%) | 16,100 |
| 2 Apr 1980 | USD | 11.25 | 11.25 | 11 | 11.25 | 6.75 | +0.25 (+2.27%) | 701 |
| 1 Apr 1980 | USD | 11 | 11 | 11 | 11 | 6.6 | -0.125 (-1.12%) | 101 |
| 31 Mar 1980 | USD | 11.125 | 11.5 | 11.125 | 11.125 | 6.675 | -0.25 (-2.20%) | 200 |
| 28 Mar 1980 | USD | 11.375 | 11.625 | 11.375 | 11.375 | 6.825 | -0.25 (-2.15%) | 401 |
| 27 Mar 1980 | USD | 11.625 | 11.625 | 11.625 | 11.625 | 6.975 | -0.125 (-1.06%) | 401 |
| 26 Mar 1980 | USD | 11.75 | 11.75 | 11.75 | 11.75 | 7.05 | -0.25 (-2.08%) | 500 |
| 25 Mar 1980 | USD | 12 | 12 | 12 | 12 | 7.2 | 0.0 (0.0%) | 0 |
| 24 Mar 1980 | USD | 12 | 12 | 12 | 12 | 7.2 | 0.0 (0.0%) | 0 |
| 21 Mar 1980 | USD | 12 | 12.25 | 12 | 12 | 7.2 | -0.25 (-2.04%) | 900 |
| 20 Mar 1980 | USD | 12.25 | 12.25 | 12 | 12.25 | 7.35 | -0.125 (-1.01%) | 2,300 |
| 19 Mar 1980 | USD | 12.375 | 12.375 | 12.25 | 12.375 | 7.425 | 0.0 (0.0%) | 401 |
| 18 Mar 1980 | USD | 12.375 | 12.375 | 12.375 | 12.375 | 7.425 | 0.0 (0.0%) | 0 |
| 17 Mar 1980 | USD | 12.375 | 12.5 | 12.375 | 12.375 | 7.425 | 0.0 (0.0%) | 300 |
