| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 23 Sep 1980 | USD | 20.5 | 20.752 | 20.5 | 20.5 | 2.0004 | -0.252 (-1.21%) | 1,300 |
| 22 Sep 1980 | USD | 20.752 | 21 | 20.752 | 20.752 | 2.025 | -0.124 (-0.59%) | 6,900 |
| 19 Sep 1980 | USD | 20.876 | 21.252 | 20.876 | 20.876 | 2.0371 | -0.124 (-0.59%) | 8,200 |
| 18 Sep 1980 | USD | 21 | 21.252 | 21 | 21 | 2.0492 | 0.0 (0.0%) | 2,000 |
| 17 Sep 1980 | USD | 21 | 21.252 | 21 | 21 | 2.0492 | 0.0 (0.0%) | 400 |
| 16 Sep 1980 | USD | 21 | 21.252 | 21 | 21 | 2.0492 | +0.248 (+1.20%) | 8,100 |
| 15 Sep 1980 | USD | 20.752 | 21.128 | 20.752 | 20.752 | 2.025 | +0.252 (+1.23%) | 4,000 |
| 12 Sep 1980 | USD | 20.5 | 20.752 | 20.5 | 20.5 | 2.0004 | +0.372 (+1.85%) | 3,700 |
| 11 Sep 1980 | USD | 20.128 | 20.5 | 20.128 | 20.128 | 1.9641 | -0.248 (-1.22%) | 8,600 |
| 10 Sep 1980 | USD | 20.376 | 20.628 | 20.376 | 20.376 | 1.9883 | +1.376 (+7.24%) | 16,300 |
| 9 Sep 1980 | USD | 19 | 19.252 | 19 | 19 | 1.854 | +0.624 (+3.40%) | 4,800 |
| 8 Sep 1980 | USD | 18.376 | 18.5 | 18.376 | 18.376 | 1.7931 | +0.748 (+4.24%) | 13,100 |
| 5 Sep 1980 | USD | 17.628 | 17.876 | 17.628 | 17.628 | 1.7201 | 0.0 (0.0%) | 2,900 |
| 4 Sep 1980 | USD | 17.628 | 17.876 | 17.628 | 17.628 | 1.7201 | 0.0 (0.0%) | 800 |
| 3 Sep 1980 | USD | 17.628 | 17.876 | 17.628 | 17.628 | 1.7201 | 0.0 (0.0%) | 300 |
| 2 Sep 1980 | USD | 17.628 | 17.876 | 17.628 | 17.628 | 1.7201 | 0.0 (0.0%) | 300 |
| 29 Aug 1980 | USD | 17.628 | 17.876 | 17.628 | 17.628 | 1.7201 | 0.0 (0.0%) | 700 |
| 28 Aug 1980 | USD | 17.628 | 17.876 | 17.628 | 17.628 | 1.7201 | 0.0 (0.0%) | 600 |
| 27 Aug 1980 | USD | 17.628 | 17.876 | 17.628 | 17.628 | 1.7201 | 0.0 (0.0%) | 200 |
| 26 Aug 1980 | USD | 17.628 | 17.876 | 17.628 | 17.628 | 1.7201 | 0.0 (0.0%) | 2,700 |
| 25 Aug 1980 | USD | 17.628 | 17.876 | 17.628 | 17.628 | 1.7201 | 0.0 (0.0%) | 1,000 |
| 22 Aug 1980 | USD | 17.628 | 17.876 | 17.628 | 17.628 | 1.7201 | 0.0 (0.0%) | 4,700 |
| 21 Aug 1980 | USD | 17.628 | 17.752 | 17.628 | 17.628 | 1.7201 | 0.0 (0.0%) | 700 |
| 20 Aug 1980 | USD | 17.628 | 17.876 | 17.628 | 17.628 | 1.7201 | -0.124 (-0.70%) | 18,200 |
| 19 Aug 1980 | USD | 17.752 | 18 | 17.752 | 17.752 | 1.7322 | -0.124 (-0.69%) | 6,300 |
| 18 Aug 1980 | USD | 17.876 | 18.252 | 17.876 | 17.876 | 1.7443 | -0.124 (-0.69%) | 2,100 |
| 15 Aug 1980 | USD | 18 | 18.252 | 18 | 18 | 1.7564 | 0.0 (0.0%) | 4,700 |
| 14 Aug 1980 | USD | 18 | 18.252 | 18 | 18 | 1.7564 | 0.0 (0.0%) | 1,900 |
| 13 Aug 1980 | USD | 18 | 18.252 | 18 | 18 | 1.7564 | 0.0 (0.0%) | 2,100 |
| 12 Aug 1980 | USD | 18 | 18.252 | 18 | 18 | 1.7564 | 0.0 (0.0%) | 1,700 |
