| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 8 May 1980 | USD | 19.376 | 19.75 | 19.25 | 19.376 | 4.844 | -0.124 (-0.64%) | 4,300 |
| 7 May 1980 | USD | 19.5 | 19.5 | 19.5 | 19.5 | 4.875 | -0.25 (-1.27%) | 300 |
| 6 May 1980 | USD | 19.75 | 19.876 | 19.5 | 19.75 | 4.9375 | -0.25 (-1.25%) | 14,100 |
| 5 May 1980 | USD | 20 | 20 | 19.876 | 20 | 5 | +0.374 (+1.91%) | 2,000 |
| 2 May 1980 | USD | 19.626 | 19.876 | 19.626 | 19.626 | 4.9065 | -0.374 (-1.87%) | 1,200 |
| 1 May 1980 | USD | 20 | 20.75 | 20 | 20 | 5 | -0.5 (-2.44%) | 2,100 |
| 30 Apr 1980 | USD | 20.5 | 20.5 | 20.25 | 20.5 | 5.125 | +0.5 (+2.50%) | 4,700 |
| 29 Apr 1980 | USD | 20 | 20.25 | 20 | 20 | 5 | 0.0 (0.0%) | 2,100 |
| 28 Apr 1980 | USD | 20 | 20 | 20 | 20 | 5 | 0.0 (0.0%) | 1,700 |
| 25 Apr 1980 | USD | 20 | 20.376 | 20 | 20 | 5 | -0.5 (-2.44%) | 2,300 |
| 24 Apr 1980 | USD | 20.5 | 20.626 | 20.5 | 20.5 | 5.125 | -0.126 (-0.61%) | 2,800 |
| 23 Apr 1980 | USD | 20.626 | 20.626 | 20.25 | 20.626 | 5.1565 | +0.626 (+3.13%) | 6,700 |
| 22 Apr 1980 | USD | 20 | 20 | 19.5 | 20 | 5 | +0.75 (+3.90%) | 9,200 |
| 21 Apr 1980 | USD | 19.25 | 19.25 | 18.75 | 19.25 | 4.8125 | +0.25 (+1.32%) | 7,500 |
| 18 Apr 1980 | USD | 19 | 19.5 | 18.876 | 19 | 4.75 | -0.25 (-1.30%) | 3,800 |
| 17 Apr 1980 | USD | 19.25 | 19.25 | 18.75 | 19.25 | 4.8125 | -0.126 (-0.65%) | 8,000 |
| 16 Apr 1980 | USD | 19.376 | 20.25 | 19.376 | 19.376 | 4.844 | 0.0 (0.0%) | 3,900 |
| 15 Apr 1980 | USD | 19.376 | 19.75 | 19.376 | 19.376 | 4.844 | -0.124 (-0.64%) | 900 |
| 14 Apr 1980 | USD | 19.5 | 20.5 | 19.25 | 19.5 | 4.875 | -1.25 (-6.02%) | 6,300 |
| 11 Apr 1980 | USD | 20.75 | 21.25 | 20.75 | 20.75 | 5.1875 | -0.5 (-2.35%) | 1,600 |
| 10 Apr 1980 | USD | 21.25 | 21.5 | 20.5 | 21.25 | 5.3125 | +0.25 (+1.19%) | 10,000 |
| 9 Apr 1980 | USD | 21 | 21.126 | 20.376 | 21 | 5.25 | +1 (+5%) | 9,600 |
| 8 Apr 1980 | USD | 20 | 20 | 18.75 | 20 | 5 | +0.75 (+3.90%) | 11,200 |
| 7 Apr 1980 | USD | 19.25 | 20.126 | 19.25 | 19.25 | 4.8125 | -0.876 (-4.35%) | 3,600 |
| 3 Apr 1980 | USD | 20.126 | 20.376 | 19.75 | 20.126 | 5.0315 | +0.876 (+4.55%) | 10,400 |
| 2 Apr 1980 | USD | 19.25 | 19.25 | 18.25 | 19.25 | 4.8125 | +1.124 (+6.20%) | 2,800 |
| 1 Apr 1980 | USD | 18.126 | 18.25 | 17.5 | 18.126 | 4.5315 | 0.0 (0.0%) | 3,000 |
| 31 Mar 1980 | USD | 18.126 | 18.5 | 18 | 18.126 | 4.5315 | -0.124 (-0.68%) | 3,500 |
| 28 Mar 1980 | USD | 18.25 | 18.25 | 16.25 | 18.25 | 4.5625 | +1.25 (+7.35%) | 13,500 |
| 27 Mar 1980 | USD | 17 | 18 | 16.75 | 17 | 4.25 | -1.126 (-6.21%) | 7,400 |
