| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 12 May 1980 | USD | 26.75 | 27.749 | 26.75 | 26.75 | 0.2786 | +0.75 (+2.88%) | 1,001 |
| 9 May 1980 | USD | 26 | 26 | 26 | 26 | 0.2708 | 0.0 (0.0%) | 0 |
| 8 May 1980 | USD | 26 | 26 | 26 | 26 | 0.2708 | 0.0 (0.0%) | 0 |
| 7 May 1980 | USD | 26 | 26.999 | 26 | 26 | 0.2708 | 0.0 (0.0%) | 900 |
| 6 May 1980 | USD | 26 | 26.999 | 26 | 26 | 0.2708 | +0.499 (+1.96%) | 500 |
| 5 May 1980 | USD | 25.501 | 26.5 | 25.501 | 25.501 | 0.2656 | 0.0 (0.0%) | 201 |
| 2 May 1980 | USD | 25.501 | 26.5 | 25.501 | 25.501 | 0.2656 | +0.252 (+1.00%) | 301 |
| 1 May 1980 | USD | 25.249 | 26.249 | 25.249 | 25.249 | 0.263 | +0.499 (+2.02%) | 601 |
| 30 Apr 1980 | USD | 24.75 | 25.75 | 24.75 | 24.75 | 0.2578 | +0.249 (+1.02%) | 601 |
| 29 Apr 1980 | USD | 24.501 | 25.501 | 24.501 | 24.501 | 0.2552 | 0.0 (0.0%) | 100 |
| 28 Apr 1980 | USD | 24.501 | 25.501 | 24.501 | 24.501 | 0.2552 | 0.0 (0.0%) | 301 |
| 25 Apr 1980 | USD | 24.501 | 24.501 | 24.501 | 24.501 | 0.2552 | 0.0 (0.0%) | 0 |
| 24 Apr 1980 | USD | 24.501 | 25.501 | 24.501 | 24.501 | 0.2552 | 0.0 (0.0%) | 100 |
| 23 Apr 1980 | USD | 24.501 | 24.501 | 24.501 | 24.501 | 0.2552 | 0.0 (0.0%) | 0 |
| 22 Apr 1980 | USD | 24.501 | 24.501 | 24.501 | 24.501 | 0.2552 | 0.0 (0.0%) | 0 |
| 21 Apr 1980 | USD | 24.501 | 24.501 | 24.501 | 24.501 | 0.2552 | 0.0 (0.0%) | 0 |
| 18 Apr 1980 | USD | 24.501 | 24.501 | 24.501 | 24.501 | 0.2552 | 0.0 (0.0%) | 0 |
| 17 Apr 1980 | USD | 24.501 | 25.501 | 24.501 | 24.501 | 0.2552 | -0.249 (-1.01%) | 500 |
| 16 Apr 1980 | USD | 24.75 | 25.75 | 24.75 | 24.75 | 0.2578 | 0.0 (0.0%) | 400 |
| 15 Apr 1980 | USD | 24.75 | 25.75 | 24.75 | 24.75 | 0.2578 | +0.249 (+1.02%) | 500 |
| 14 Apr 1980 | USD | 24.501 | 25.501 | 24.501 | 24.501 | 0.2552 | 0.0 (0.0%) | 400 |
| 11 Apr 1980 | USD | 24.501 | 26 | 24.501 | 24.501 | 0.2552 | 0.0 (0.0%) | 201 |
| 10 Apr 1980 | USD | 24.501 | 26 | 24.501 | 24.501 | 0.2552 | 0.0 (0.0%) | 400 |
| 9 Apr 1980 | USD | 24.501 | 26 | 24.501 | 24.501 | 0.2552 | -0.499 (-2.00%) | 400 |
| 8 Apr 1980 | USD | 25 | 25 | 25 | 25 | 0.2604 | 0.0 (0.0%) | 0 |
| 7 Apr 1980 | USD | 25 | 26.5 | 25 | 25 | 0.2604 | 0.0 (0.0%) | 201 |
| 3 Apr 1980 | USD | 25 | 26.5 | 25 | 25 | 0.2604 | 0.0 (0.0%) | 400 |
| 2 Apr 1980 | USD | 25 | 26.5 | 25 | 25 | 0.2604 | -0.501 (-1.96%) | 701 |
| 1 Apr 1980 | USD | 25.501 | 26.999 | 25.501 | 25.501 | 0.2656 | 0.0 (0.0%) | 900 |
| 31 Mar 1980 | USD | 25.501 | 26.999 | 25.501 | 25.501 | 0.2656 | +1 (+4.08%) | 701 |
