| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 9 May 1980 | USD | 18.376 | 18.5 | 18.376 | 18.376 | 11.485 | +0.376 (+2.09%) | 2,800 |
| 8 May 1980 | USD | 18 | 18 | 18 | 18 | 11.25 | -0.376 (-2.05%) | 15,400 |
| 7 May 1980 | USD | 18.376 | 18.376 | 18 | 18.376 | 11.485 | +0.376 (+2.09%) | 18,100 |
| 6 May 1980 | USD | 18 | 18.128 | 18 | 18 | 11.25 | -0.376 (-2.05%) | 1,600 |
| 5 May 1980 | USD | 18.376 | 18.376 | 18.376 | 18.376 | 11.485 | +0.124 (+0.68%) | 600 |
| 2 May 1980 | USD | 18.252 | 18.376 | 18.252 | 18.252 | 11.4075 | -0.248 (-1.34%) | 1,500 |
| 1 May 1980 | USD | 18.5 | 18.5 | 18.5 | 18.5 | 11.5625 | 0.0 (0.0%) | 100 |
| 30 Apr 1980 | USD | 18.5 | 18.5 | 18.5 | 18.5 | 11.5625 | -0.376 (-1.99%) | 11,900 |
| 29 Apr 1980 | USD | 18.876 | 18.876 | 18.876 | 18.876 | 11.7975 | 0.0 (0.0%) | 5,700 |
| 28 Apr 1980 | USD | 18.876 | 18.876 | 18.876 | 18.876 | 11.7975 | -0.124 (-0.65%) | 1,400 |
| 25 Apr 1980 | USD | 19 | 19 | 19 | 19 | 11.875 | -0.128 (-0.67%) | 1,400 |
| 24 Apr 1980 | USD | 19.128 | 19.376 | 19.128 | 19.128 | 11.955 | -0.5 (-2.55%) | 11,900 |
| 23 Apr 1980 | USD | 19.628 | 19.628 | 19.628 | 19.628 | 12.2675 | -0.624 (-3.08%) | 5,000 |
| 22 Apr 1980 | USD | 20.252 | 20.252 | 19.5 | 20.252 | 12.6575 | +0.752 (+3.86%) | 1,400 |
| 21 Apr 1980 | USD | 19.5 | 19.5 | 19.128 | 19.5 | 12.1875 | +0.124 (+0.64%) | 700 |
| 18 Apr 1980 | USD | 19.376 | 19.876 | 19.376 | 19.376 | 12.11 | +0.124 (+0.64%) | 1,800 |
| 17 Apr 1980 | USD | 19.252 | 19.5 | 19.128 | 19.252 | 12.0325 | -0.376 (-1.92%) | 2,700 |
| 16 Apr 1980 | USD | 19.628 | 20 | 19.628 | 19.628 | 12.2675 | -0.372 (-1.86%) | 3,500 |
| 15 Apr 1980 | USD | 20 | 20 | 19.876 | 20 | 12.5 | +1 (+5.26%) | 1,300 |
| 14 Apr 1980 | USD | 19 | 19.5 | 19 | 19 | 11.875 | -0.752 (-3.81%) | 600 |
| 11 Apr 1980 | USD | 19.752 | 19.752 | 19.752 | 19.752 | 12.345 | +0.252 (+1.29%) | 400 |
| 10 Apr 1980 | USD | 19.5 | 19.5 | 19 | 19.5 | 12.1875 | +0.624 (+3.31%) | 1,300 |
| 9 Apr 1980 | USD | 18.876 | 18.876 | 18.5 | 18.876 | 11.7975 | +0.376 (+2.03%) | 5,100 |
| 8 Apr 1980 | USD | 18.5 | 18.5 | 17.876 | 18.5 | 11.5625 | 0.0 (0.0%) | 2,300 |
| 7 Apr 1980 | USD | 18.5 | 18.5 | 18.5 | 18.5 | 11.5625 | +0.124 (+0.67%) | 500 |
| 3 Apr 1980 | USD | 18.376 | 18.376 | 18 | 18.376 | 11.485 | -0.124 (-0.67%) | 1,700 |
| 2 Apr 1980 | USD | 18.5 | 18.5 | 18.252 | 18.5 | 11.5625 | +0.5 (+2.78%) | 900 |
| 1 Apr 1980 | USD | 18 | 18.128 | 18 | 18 | 11.25 | -0.252 (-1.38%) | 2,300 |
| 31 Mar 1980 | USD | 18.252 | 18.252 | 17.876 | 18.252 | 11.4075 | +0.5 (+2.82%) | 1,300 |
| 28 Mar 1980 | USD | 17.752 | 17.752 | 17.252 | 17.752 | 11.095 | +0.252 (+1.44%) | 5,100 |
