| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 6 May 1980 | USD | 14.25 | 14.376 | 14 | 14.25 | 1.7812 | +0.124 (+0.88%) | 19,500 |
| 5 May 1980 | USD | 14.126 | 14.126 | 13.626 | 14.126 | 1.7657 | +0.5 (+3.67%) | 13,600 |
| 2 May 1980 | USD | 13.626 | 13.75 | 13.626 | 13.626 | 1.7032 | 0.0 (0.0%) | 10,300 |
| 1 May 1980 | USD | 13.626 | 13.75 | 13.5 | 13.626 | 1.7032 | +0.126 (+0.93%) | 7,200 |
| 30 Apr 1980 | USD | 13.5 | 13.626 | 13.5 | 13.5 | 1.6875 | -0.126 (-0.92%) | 6,800 |
| 29 Apr 1980 | USD | 13.626 | 13.75 | 13.5 | 13.626 | 1.7032 | 0.0 (0.0%) | 17,000 |
| 28 Apr 1980 | USD | 13.626 | 13.75 | 13.626 | 13.626 | 1.7032 | +0.126 (+0.93%) | 5,600 |
| 25 Apr 1980 | USD | 13.5 | 13.5 | 13.376 | 13.5 | 1.6875 | -0.126 (-0.92%) | 1,400 |
| 24 Apr 1980 | USD | 13.626 | 13.75 | 13.626 | 13.626 | 1.7032 | 0.0 (0.0%) | 18,600 |
| 23 Apr 1980 | USD | 13.626 | 14.126 | 13.626 | 13.626 | 1.7032 | +0.126 (+0.93%) | 18,100 |
| 22 Apr 1980 | USD | 13.5 | 13.626 | 13.376 | 13.5 | 1.6875 | 0.0 (0.0%) | 8,400 |
| 21 Apr 1980 | USD | 13.5 | 13.626 | 13.5 | 13.5 | 1.6875 | 0.0 (0.0%) | 16,200 |
| 18 Apr 1980 | USD | 13.5 | 14 | 13.5 | 13.5 | 1.6875 | 0.0 (0.0%) | 36,500 |
| 17 Apr 1980 | USD | 13.5 | 13.5 | 13.126 | 13.5 | 1.6875 | +0.374 (+2.85%) | 15,100 |
| 16 Apr 1980 | USD | 13.126 | 13.25 | 13 | 13.126 | 1.6407 | +0.376 (+2.95%) | 51,400 |
| 15 Apr 1980 | USD | 12.75 | 12.75 | 12.626 | 12.75 | 1.5938 | -0.25 (-1.92%) | 5,400 |
| 14 Apr 1980 | USD | 13 | 13.25 | 13 | 13 | 1.625 | 0.0 (0.0%) | 21,000 |
| 11 Apr 1980 | USD | 13 | 13.126 | 13 | 13 | 1.625 | 0.0 (0.0%) | 7,900 |
| 10 Apr 1980 | USD | 13 | 13 | 12.75 | 13 | 1.625 | +0.5 (+4%) | 10,300 |
| 9 Apr 1980 | USD | 12.5 | 12.5 | 12.25 | 12.5 | 1.5625 | +0.25 (+2.04%) | 20,800 |
| 8 Apr 1980 | USD | 12.25 | 12.25 | 12.126 | 12.25 | 1.5312 | 0.0 (0.0%) | 6,800 |
| 7 Apr 1980 | USD | 12.25 | 12.25 | 12.126 | 12.25 | 1.5312 | 0.0 (0.0%) | 8,700 |
| 3 Apr 1980 | USD | 12.25 | 12.376 | 12 | 12.25 | 1.5312 | +0.124 (+1.02%) | 8,200 |
| 2 Apr 1980 | USD | 12.126 | 12.126 | 12 | 12.126 | 1.5157 | +0.376 (+3.20%) | 4,000 |
| 1 Apr 1980 | USD | 11.75 | 11.876 | 11.5 | 11.75 | 1.4688 | +0.374 (+3.29%) | 4,000 |
| 31 Mar 1980 | USD | 11.376 | 11.376 | 11 | 11.376 | 1.422 | +0.376 (+3.42%) | 21,900 |
| 28 Mar 1980 | USD | 11 | 11 | 10.376 | 11 | 1.375 | +0.624 (+6.01%) | 29,000 |
| 27 Mar 1980 | USD | 10.376 | 10.5 | 10.376 | 10.376 | 1.297 | -0.374 (-3.48%) | 28,400 |
| 26 Mar 1980 | USD | 10.75 | 11 | 10.75 | 10.75 | 1.3438 | -0.126 (-1.16%) | 9,600 |
| 25 Mar 1980 | USD | 10.876 | 11.126 | 10.876 | 10.876 | 1.3595 | -0.124 (-1.13%) | 20,000 |
