| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 4 Sep 1980 | USD | 11 | 11.5 | 11 | 11 | 0.9167 | -0.252 (-2.24%) | 4,500 |
| 3 Sep 1980 | USD | 11.252 | 11.752 | 11.252 | 11.252 | 0.9377 | +0.252 (+2.29%) | 7,400 |
| 2 Sep 1980 | USD | 11 | 11.5 | 11 | 11 | 0.9167 | -0.252 (-2.24%) | 8,700 |
| 29 Aug 1980 | USD | 11.252 | 11.5 | 11.252 | 11.252 | 0.9377 | 0.0 (0.0%) | 3,700 |
| 28 Aug 1980 | USD | 11.252 | 11.5 | 11.252 | 11.252 | 0.9377 | 0.0 (0.0%) | 5,000 |
| 27 Aug 1980 | USD | 11.252 | 11.5 | 11.252 | 11.252 | 0.9377 | 0.0 (0.0%) | 2,900 |
| 26 Aug 1980 | USD | 11.252 | 11.5 | 11.252 | 11.252 | 0.9377 | 0.0 (0.0%) | 2,800 |
| 25 Aug 1980 | USD | 11.252 | 11.5 | 11.252 | 11.252 | 0.9377 | 0.0 (0.0%) | 2,100 |
| 22 Aug 1980 | USD | 11.252 | 11.5 | 11.252 | 11.252 | 0.9377 | 0.0 (0.0%) | 4,800 |
| 21 Aug 1980 | USD | 11.252 | 11.752 | 11.252 | 11.252 | 0.9377 | 0.0 (0.0%) | 1,300 |
| 20 Aug 1980 | USD | 11.252 | 11.752 | 11.252 | 11.252 | 0.9377 | 0.0 (0.0%) | 5,400 |
| 19 Aug 1980 | USD | 11.252 | 11.5 | 11.252 | 11.252 | 0.9377 | 0.0 (0.0%) | 2,000 |
| 18 Aug 1980 | USD | 11.252 | 11.5 | 11.252 | 11.252 | 0.9377 | -0.248 (-2.16%) | 5,300 |
| 15 Aug 1980 | USD | 11.5 | 12 | 11.5 | 11.5 | 0.9583 | +0.748 (+6.96%) | 8,500 |
| 14 Aug 1980 | USD | 10.752 | 11.252 | 10.752 | 10.752 | 0.896 | +0.252 (+2.40%) | 3,100 |
| 13 Aug 1980 | USD | 10.5 | 11 | 10.5 | 10.5 | 0.875 | 0.0 (0.0%) | 500 |
| 12 Aug 1980 | USD | 10.5 | 11 | 10.5 | 10.5 | 0.875 | -0.252 (-2.34%) | 9,000 |
| 11 Aug 1980 | USD | 10.752 | 11 | 10.752 | 10.752 | 0.896 | +0.252 (+2.40%) | 1,600 |
| 8 Aug 1980 | USD | 10.5 | 10.876 | 10.5 | 10.5 | 0.875 | 0.0 (0.0%) | 5,700 |
| 7 Aug 1980 | USD | 10.5 | 10.876 | 10.5 | 10.5 | 0.875 | 0.0 (0.0%) | 5,200 |
| 6 Aug 1980 | USD | 10.5 | 11 | 10.5 | 10.5 | 0.875 | +0.124 (+1.20%) | 10,000 |
| 5 Aug 1980 | USD | 10.376 | 10.5 | 10.376 | 10.376 | 0.8647 | +0.124 (+1.21%) | 5,300 |
| 4 Aug 1980 | USD | 10.252 | 10.5 | 10.252 | 10.252 | 0.8543 | 0.0 (0.0%) | 600 |
| 1 Aug 1980 | USD | 10.252 | 10.5 | 10.252 | 10.252 | 0.8543 | 0.0 (0.0%) | 2,200 |
| 31 Jul 1980 | USD | 10.252 | 10.5 | 10.252 | 10.252 | 0.8543 | 0.0 (0.0%) | 700 |
| 30 Jul 1980 | USD | 10.252 | 10.5 | 10.252 | 10.252 | 0.8543 | 0.0 (0.0%) | 700 |
| 29 Jul 1980 | USD | 10.252 | 10.5 | 10.252 | 10.252 | 0.8543 | -0.124 (-1.20%) | 2,400 |
| 28 Jul 1980 | USD | 10.376 | 10.752 | 10.376 | 10.376 | 0.8647 | -0.124 (-1.18%) | 700 |
| 25 Jul 1980 | USD | 10.5 | 10.752 | 10.5 | 10.5 | 0.875 | -0.252 (-2.34%) | 2,800 |
| 24 Jul 1980 | USD | 10.752 | 11 | 10.752 | 10.752 | 0.896 | +0.252 (+2.40%) | 4,400 |
