| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 15 May 1980 | USD | 21.125 | 21.375 | 21 | 21.125 | 7.0417 | -0.125 (-0.59%) | 8,000 |
| 14 May 1980 | USD | 21.25 | 21.5 | 21 | 21.25 | 7.0833 | -0.125 (-0.58%) | 21,300 |
| 13 May 1980 | USD | 21.375 | 21.875 | 21.25 | 21.375 | 7.125 | 0.0 (0.0%) | 46,400 |
| 12 May 1980 | USD | 21.375 | 21.5 | 21.125 | 21.375 | 7.125 | -0.5 (-2.29%) | 24,600 |
| 9 May 1980 | USD | 21.875 | 21.875 | 20.875 | 21.875 | 7.2917 | +1 (+4.79%) | 136,800 |
| 8 May 1980 | USD | 20.875 | 21.25 | 20.75 | 20.875 | 6.9583 | +0.125 (+0.60%) | 57,400 |
| 7 May 1980 | USD | 20.75 | 20.875 | 20.125 | 20.75 | 6.9167 | +0.5 (+2.47%) | 44,200 |
| 6 May 1980 | USD | 20.25 | 20.5 | 19.5 | 20.25 | 6.75 | +1 (+5.19%) | 17,800 |
| 5 May 1980 | USD | 19.25 | 19.625 | 19 | 19.25 | 6.4167 | -0.25 (-1.28%) | 19,100 |
| 2 May 1980 | USD | 19.5 | 19.5 | 19.25 | 19.5 | 6.5 | +0.125 (+0.65%) | 24,500 |
| 1 May 1980 | USD | 19.375 | 19.5 | 19.25 | 19.375 | 6.4583 | +0.125 (+0.65%) | 12,500 |
| 30 Apr 1980 | USD | 19.25 | 19.5 | 19.125 | 19.25 | 6.4167 | -0.375 (-1.91%) | 24,900 |
| 29 Apr 1980 | USD | 19.625 | 19.75 | 19.375 | 19.625 | 6.5417 | 0.0 (0.0%) | 149,100 |
| 28 Apr 1980 | USD | 19.625 | 20 | 19.625 | 19.625 | 6.5417 | +0.125 (+0.64%) | 13,500 |
| 25 Apr 1980 | USD | 19.5 | 19.5 | 19.25 | 19.5 | 6.5 | -0.25 (-1.27%) | 12,200 |
| 24 Apr 1980 | USD | 19.75 | 20.125 | 19.75 | 19.75 | 6.5833 | 0.0 (0.0%) | 21,400 |
| 23 Apr 1980 | USD | 19.75 | 20.125 | 19.375 | 19.75 | 6.5833 | +0.375 (+1.94%) | 48,200 |
| 22 Apr 1980 | USD | 19.375 | 19.875 | 19 | 19.375 | 6.4583 | +0.5 (+2.65%) | 25,300 |
| 21 Apr 1980 | USD | 18.875 | 19.125 | 18.875 | 18.875 | 6.2917 | -0.125 (-0.66%) | 24,500 |
| 18 Apr 1980 | USD | 19 | 19.25 | 18.75 | 19 | 6.3333 | +0.25 (+1.33%) | 37,200 |
| 17 Apr 1980 | USD | 18.75 | 19.25 | 18.75 | 18.75 | 6.25 | -0.25 (-1.32%) | 15,600 |
| 16 Apr 1980 | USD | 19 | 19.375 | 19 | 19 | 6.3333 | 0.0 (0.0%) | 11,100 |
| 15 Apr 1980 | USD | 19 | 19.125 | 18.875 | 19 | 6.3333 | -0.375 (-1.94%) | 23,100 |
| 14 Apr 1980 | USD | 19.375 | 19.375 | 19 | 19.375 | 6.4583 | +0.375 (+1.97%) | 8,700 |
| 11 Apr 1980 | USD | 19 | 19.5 | 19 | 19 | 6.3333 | -0.25 (-1.30%) | 13,400 |
| 10 Apr 1980 | USD | 19.25 | 19.625 | 19.25 | 19.25 | 6.4167 | -0.125 (-0.65%) | 11,700 |
| 9 Apr 1980 | USD | 19.375 | 19.375 | 19.25 | 19.375 | 6.4583 | +0.25 (+1.31%) | 24,900 |
| 8 Apr 1980 | USD | 19.125 | 19.375 | 19 | 19.125 | 6.375 | +0.125 (+0.66%) | 5,800 |
| 7 Apr 1980 | USD | 19 | 19.5 | 19 | 19 | 6.3333 | -0.625 (-3.18%) | 16,800 |
| 3 Apr 1980 | USD | 19.625 | 19.625 | 19.25 | 19.625 | 6.5417 | +0.25 (+1.29%) | 13,700 |
