| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 19 May 1980 | USD | 24.626 | 25 | 24.626 | 24.626 | 3.0783 | -0.374 (-1.50%) | 3,100 |
| 16 May 1980 | USD | 25 | 25.25 | 24.75 | 25 | 3.125 | +0.374 (+1.52%) | 17,700 |
| 15 May 1980 | USD | 24.626 | 25.126 | 24 | 24.626 | 3.0783 | +0.626 (+2.61%) | 28,900 |
| 14 May 1980 | USD | 24 | 24.25 | 23.75 | 24 | 3 | +0.75 (+3.23%) | 71,800 |
| 13 May 1980 | USD | 23.25 | 23.376 | 22.25 | 23.25 | 2.9062 | +1.25 (+5.68%) | 27,000 |
| 12 May 1980 | USD | 22 | 22.126 | 21.5 | 22 | 2.75 | -0.5 (-2.22%) | 12,400 |
| 9 May 1980 | USD | 22.5 | 22.75 | 22.376 | 22.5 | 2.8125 | 0.0 (0.0%) | 26,000 |
| 8 May 1980 | USD | 22.5 | 22.876 | 22.376 | 22.5 | 2.8125 | -0.376 (-1.64%) | 9,400 |
| 7 May 1980 | USD | 22.876 | 23 | 22.25 | 22.876 | 2.8595 | +0.5 (+2.23%) | 22,400 |
| 6 May 1980 | USD | 22.376 | 22.876 | 22.25 | 22.376 | 2.797 | -0.624 (-2.71%) | 9,100 |
| 5 May 1980 | USD | 23 | 23.376 | 22.75 | 23 | 2.875 | 0.0 (0.0%) | 14,300 |
| 2 May 1980 | USD | 23 | 23.5 | 23 | 23 | 2.875 | -0.25 (-1.08%) | 14,900 |
| 1 May 1980 | USD | 23.25 | 24 | 23.126 | 23.25 | 2.9062 | -0.5 (-2.11%) | 29,100 |
| 30 Apr 1980 | USD | 23.75 | 24.126 | 23.626 | 23.75 | 2.9688 | -0.25 (-1.04%) | 16,000 |
| 29 Apr 1980 | USD | 24 | 24.126 | 22.75 | 24 | 3 | +1.124 (+4.91%) | 18,000 |
| 28 Apr 1980 | USD | 22.876 | 23 | 22.376 | 22.876 | 2.8595 | +0.25 (+1.10%) | 8,600 |
| 25 Apr 1980 | USD | 22.626 | 22.75 | 22.25 | 22.626 | 2.8283 | 0.0 (0.0%) | 26,900 |
| 24 Apr 1980 | USD | 22.626 | 22.876 | 21.75 | 22.626 | 2.8283 | +0.626 (+2.85%) | 26,700 |
| 23 Apr 1980 | USD | 22 | 22.626 | 22 | 22 | 2.75 | -0.25 (-1.12%) | 42,400 |
| 22 Apr 1980 | USD | 22.25 | 22.5 | 21.376 | 22.25 | 2.7812 | +0.75 (+3.49%) | 85,200 |
| 21 Apr 1980 | USD | 21.5 | 21.876 | 21 | 21.5 | 2.6875 | -0.376 (-1.72%) | 17,900 |
| 18 Apr 1980 | USD | 21.876 | 23.376 | 21.876 | 21.876 | 2.7345 | -1.25 (-5.41%) | 37,300 |
| 17 Apr 1980 | USD | 23.126 | 24.5 | 23.126 | 23.126 | 2.8908 | -0.75 (-3.14%) | 15,300 |
| 16 Apr 1980 | USD | 23.876 | 24.876 | 23.876 | 23.876 | 2.9845 | -0.374 (-1.54%) | 34,900 |
| 15 Apr 1980 | USD | 24.25 | 25 | 24.25 | 24.25 | 3.0312 | -0.376 (-1.53%) | 23,300 |
| 14 Apr 1980 | USD | 24.626 | 24.626 | 24.25 | 24.626 | 3.0783 | -0.374 (-1.50%) | 8,200 |
| 11 Apr 1980 | USD | 25 | 26 | 24.75 | 25 | 3.125 | -1.25 (-4.76%) | 23,200 |
| 10 Apr 1980 | USD | 26.25 | 26.376 | 25.5 | 26.25 | 3.2812 | 0.0 (0.0%) | 10,300 |
| 9 Apr 1980 | USD | 26.25 | 26.25 | 25.25 | 26.25 | 3.2812 | +0.75 (+2.94%) | 9,400 |
| 8 Apr 1980 | USD | 25.5 | 25.5 | 24.626 | 25.5 | 3.1875 | +0.5 (+2%) | 5,400 |
