| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 19 May 1980 | USD | 23 | 23.249 | 22.876 | 23 | 4.5432 | +0.124 (+0.54%) | 26,300 |
| 16 May 1980 | USD | 22.876 | 23 | 22.624 | 22.876 | 4.5187 | -0.124 (-0.54%) | 10,300 |
| 15 May 1980 | USD | 23 | 23 | 22.001 | 23 | 4.5432 | +1.249 (+5.74%) | 12,700 |
| 14 May 1980 | USD | 21.751 | 21.875 | 21.125 | 21.751 | 4.2965 | +0.752 (+3.58%) | 24,500 |
| 13 May 1980 | USD | 20.999 | 20.999 | 20 | 20.999 | 4.148 | +0.999 (+5.00%) | 25,200 |
| 12 May 1980 | USD | 20 | 20.126 | 19.874 | 20 | 3.9506 | 0.0 (0.0%) | 2,400 |
| 9 May 1980 | USD | 20 | 20.25 | 20 | 20 | 3.9506 | -0.25 (-1.23%) | 16,300 |
| 8 May 1980 | USD | 20.25 | 20.374 | 19.874 | 20.25 | 4 | +0.124 (+0.62%) | 28,600 |
| 7 May 1980 | USD | 20.126 | 20.5 | 20 | 20.126 | 3.9755 | -0.248 (-1.22%) | 18,100 |
| 6 May 1980 | USD | 20.374 | 20.374 | 19.874 | 20.374 | 4.0245 | +0.124 (+0.61%) | 33,500 |
| 5 May 1980 | USD | 20.25 | 20.25 | 20 | 20.25 | 4 | +0.25 (+1.25%) | 11,800 |
| 2 May 1980 | USD | 20 | 20.25 | 20 | 20 | 3.9506 | -0.25 (-1.23%) | 9,400 |
| 1 May 1980 | USD | 20.25 | 20.626 | 20.25 | 20.25 | 4 | -0.376 (-1.82%) | 13,600 |
| 30 Apr 1980 | USD | 20.626 | 20.75 | 20.25 | 20.626 | 4.0743 | -0.25 (-1.20%) | 19,000 |
| 29 Apr 1980 | USD | 20.876 | 20.876 | 20.5 | 20.876 | 4.1237 | +0.502 (+2.46%) | 69,100 |
| 28 Apr 1980 | USD | 20.374 | 20.75 | 20.126 | 20.374 | 4.0245 | +0.248 (+1.23%) | 34,300 |
| 25 Apr 1980 | USD | 20.126 | 20.374 | 20 | 20.126 | 3.9755 | 0.0 (0.0%) | 18,900 |
| 24 Apr 1980 | USD | 20.126 | 20.626 | 20 | 20.126 | 3.9755 | +0.126 (+0.63%) | 20,300 |
| 23 Apr 1980 | USD | 20 | 20.374 | 20 | 20 | 3.9506 | -0.5 (-2.44%) | 28,500 |
| 22 Apr 1980 | USD | 20.5 | 20.75 | 20.374 | 20.5 | 4.0494 | 0.0 (0.0%) | 48,400 |
| 21 Apr 1980 | USD | 20.5 | 20.5 | 20.25 | 20.5 | 4.0494 | 0.0 (0.0%) | 20,000 |
| 18 Apr 1980 | USD | 20.5 | 20.626 | 20.374 | 20.5 | 4.0494 | +0.126 (+0.62%) | 4,800 |
| 17 Apr 1980 | USD | 20.374 | 20.5 | 20.374 | 20.374 | 4.0245 | -0.126 (-0.61%) | 6,900 |
| 16 Apr 1980 | USD | 20.5 | 20.75 | 20.374 | 20.5 | 4.0494 | -0.25 (-1.20%) | 18,000 |
| 15 Apr 1980 | USD | 20.75 | 20.75 | 20.626 | 20.75 | 4.0988 | +0.124 (+0.60%) | 48,400 |
| 14 Apr 1980 | USD | 20.626 | 22.25 | 20.374 | 20.626 | 4.0743 | -1.624 (-7.30%) | 8,100 |
| 11 Apr 1980 | USD | 22.25 | 22.75 | 22.124 | 22.25 | 4.3951 | -0.75 (-3.26%) | 26,800 |
| 10 Apr 1980 | USD | 23 | 23 | 22.876 | 23 | 4.5432 | 0.0 (0.0%) | 17,900 |
| 9 Apr 1980 | USD | 23 | 23 | 22.876 | 23 | 4.5432 | +0.124 (+0.54%) | 22,800 |
| 8 Apr 1980 | USD | 22.876 | 23 | 22.624 | 22.876 | 4.5187 | +0.376 (+1.67%) | 3,100 |
