| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 16 May 1980 | USD | 19.5 | 19.75 | 19.5 | 19.5 | 19.5 | -0.25 (-1.27%) | 700 |
| 15 May 1980 | USD | 19.75 | 19.75 | 19.75 | 19.75 | 19.75 | -0.125 (-0.63%) | 400 |
| 14 May 1980 | USD | 19.875 | 19.875 | 19.75 | 19.875 | 19.875 | +0.125 (+0.63%) | 500 |
| 13 May 1980 | USD | 19.75 | 20 | 19.75 | 19.75 | 19.75 | 0.0 (0.0%) | 800 |
| 12 May 1980 | USD | 19.75 | 19.75 | 19.75 | 19.75 | 19.75 | +0.125 (+0.64%) | 300 |
| 9 May 1980 | USD | 19.625 | 19.75 | 19.625 | 19.625 | 19.625 | -0.125 (-0.63%) | 500 |
| 8 May 1980 | USD | 19.75 | 19.75 | 19.75 | 19.75 | 19.75 | 0.0 (0.0%) | 100 |
| 7 May 1980 | USD | 19.75 | 19.75 | 19.625 | 19.75 | 19.75 | +0.25 (+1.28%) | 1,400 |
| 6 May 1980 | USD | 19.5 | 19.5 | 19.5 | 19.5 | 19.5 | -0.25 (-1.27%) | 300 |
| 5 May 1980 | USD | 19.75 | 19.75 | 19.75 | 19.75 | 19.75 | 0.0 (0.0%) | 0 |
| 2 May 1980 | USD | 19.75 | 20 | 19.75 | 19.75 | 19.75 | 0.0 (0.0%) | 400 |
| 1 May 1980 | USD | 19.75 | 19.875 | 19.75 | 19.75 | 19.75 | -0.25 (-1.25%) | 700 |
| 30 Apr 1980 | USD | 20 | 20 | 19.5 | 20 | 20 | +0.5 (+2.56%) | 1,200 |
| 29 Apr 1980 | USD | 19.5 | 19.5 | 19.25 | 19.5 | 19.5 | +0.125 (+0.65%) | 1,100 |
| 28 Apr 1980 | USD | 19.375 | 19.625 | 19.25 | 19.375 | 19.375 | -2.375 (-10.92%) | 1,400 |
| 25 Apr 1980 | USD | 21.75 | 21.75 | 21.75 | 21.75 | 21.75 | 0.0 (0.0%) | 200 |
| 24 Apr 1980 | USD | 21.75 | 21.75 | 21.5 | 21.75 | 21.75 | +0.5 (+2.35%) | 10,300 |
| 23 Apr 1980 | USD | 21.25 | 21.25 | 20.625 | 21.25 | 21.25 | +0.625 (+3.03%) | 1,200 |
| 22 Apr 1980 | USD | 20.625 | 20.625 | 20 | 20.625 | 20.625 | +0.625 (+3.13%) | 800 |
| 21 Apr 1980 | USD | 20 | 20.25 | 20 | 20 | 20 | 0.0 (0.0%) | 1,600 |
| 18 Apr 1980 | USD | 20 | 20.25 | 20 | 20 | 20 | 0.0 (0.0%) | 700 |
| 17 Apr 1980 | USD | 20 | 20 | 20 | 20 | 20 | -0.125 (-0.62%) | 200 |
| 16 Apr 1980 | USD | 20.125 | 20.125 | 20.125 | 20.125 | 20.125 | +0.125 (+0.63%) | 1,100 |
| 15 Apr 1980 | USD | 20 | 20.25 | 20 | 20 | 20 | 0.0 (0.0%) | 400 |
| 14 Apr 1980 | USD | 20 | 20 | 20 | 20 | 20 | -0.125 (-0.62%) | 200 |
| 11 Apr 1980 | USD | 20.125 | 20.125 | 20.125 | 20.125 | 20.125 | +0.25 (+1.26%) | 200 |
| 10 Apr 1980 | USD | 19.875 | 19.875 | 19.875 | 19.875 | 19.875 | 0.0 (0.0%) | 0 |
| 9 Apr 1980 | USD | 19.875 | 19.875 | 19.875 | 19.875 | 19.875 | +0.25 (+1.27%) | 200 |
| 8 Apr 1980 | USD | 19.625 | 19.75 | 19.25 | 19.625 | 19.625 | -0.125 (-0.63%) | 2,600 |
| 7 Apr 1980 | USD | 19.75 | 19.875 | 19.75 | 19.75 | 19.75 | 0.0 (0.0%) | 1,400 |
