| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 12 Aug 1980 | USD | 27.748 | 28.499 | 27.748 | 27.748 | 0.1804 | 0.0 (0.0%) | 6,201 |
| 11 Aug 1980 | USD | 27.748 | 28.499 | 27.748 | 27.748 | 0.1804 | 0.0 (0.0%) | 3,301 |
| 8 Aug 1980 | USD | 27.748 | 28.249 | 27.748 | 27.748 | 0.1804 | +0.991 (+3.70%) | 7,601 |
| 7 Aug 1980 | USD | 26.757 | 27.497 | 26.757 | 26.757 | 0.174 | +1.755 (+7.02%) | 6,101 |
| 6 Aug 1980 | USD | 25.002 | 25.754 | 25.002 | 25.002 | 0.1626 | +1.754 (+7.54%) | 6,201 |
| 5 Aug 1980 | USD | 23.248 | 23.749 | 23.248 | 23.248 | 0.1512 | +1.002 (+4.50%) | 6,301 |
| 4 Aug 1980 | USD | 22.246 | 22.747 | 22.246 | 22.246 | 0.1447 | 0.0 (0.0%) | 401 |
| 1 Aug 1980 | USD | 22.246 | 22.747 | 22.246 | 22.246 | 0.1447 | +0.251 (+1.14%) | 301 |
| 31 Jul 1980 | USD | 21.995 | 22.747 | 21.995 | 21.995 | 0.143 | 0.0 (0.0%) | 3,801 |
| 30 Jul 1980 | USD | 21.995 | 22.747 | 21.995 | 21.995 | 0.143 | 0.0 (0.0%) | 1,600 |
| 29 Jul 1980 | USD | 21.995 | 22.747 | 21.995 | 21.995 | 0.143 | 0.0 (0.0%) | 801 |
| 28 Jul 1980 | USD | 21.995 | 22.496 | 21.995 | 21.995 | 0.143 | +0.239 (+1.10%) | 1,101 |
| 25 Jul 1980 | USD | 21.756 | 22.246 | 21.756 | 21.756 | 0.1415 | 0.0 (0.0%) | 601 |
| 24 Jul 1980 | USD | 21.756 | 22.246 | 21.756 | 21.756 | 0.1415 | 0.0 (0.0%) | 901 |
| 23 Jul 1980 | USD | 21.756 | 22.246 | 21.756 | 21.756 | 0.1415 | +0.262 (+1.22%) | 2,001 |
| 22 Jul 1980 | USD | 21.494 | 21.756 | 21.494 | 21.494 | 0.1398 | +0.239 (+1.12%) | 1,401 |
| 21 Jul 1980 | USD | 21.255 | 21.756 | 21.255 | 21.255 | 0.1382 | -0.501 (-2.30%) | 4,701 |
| 18 Jul 1980 | USD | 21.756 | 21.995 | 21.756 | 21.756 | 0.1415 | +0.763 (+3.63%) | 3,701 |
| 17 Jul 1980 | USD | 20.993 | 21.494 | 20.993 | 20.993 | 0.1365 | +0.74 (+3.65%) | 2,401 |
| 16 Jul 1980 | USD | 20.253 | 20.754 | 20.253 | 20.253 | 0.1317 | -0.239 (-1.17%) | 1,201 |
| 15 Jul 1980 | USD | 20.492 | 20.754 | 20.492 | 20.492 | 0.1333 | +0.239 (+1.18%) | 801 |
| 14 Jul 1980 | USD | 20.253 | 20.754 | 20.253 | 20.253 | 0.1317 | 0.0 (0.0%) | 1,001 |
| 11 Jul 1980 | USD | 20.253 | 20.492 | 20.253 | 20.253 | 0.1317 | 0.0 (0.0%) | 901 |
| 10 Jul 1980 | USD | 20.253 | 20.492 | 20.253 | 20.253 | 0.1317 | 0.0 (0.0%) | 701 |
| 9 Jul 1980 | USD | 20.253 | 20.492 | 20.253 | 20.253 | 0.1317 | +0.251 (+1.25%) | 2,501 |
| 8 Jul 1980 | USD | 20.002 | 20.253 | 20.002 | 20.002 | 0.1301 | -0.251 (-1.24%) | 1,501 |
| 7 Jul 1980 | USD | 20.253 | 20.993 | 20.253 | 20.253 | 0.1317 | +0.251 (+1.25%) | 301 |
| 4 Jul 1980 | USD | 20.002 | 20.002 | 20.002 | 20.002 | 0.1301 | 0.0 (0.0%) | 0 |
| 3 Jul 1980 | USD | 20.002 | 20.993 | 20.002 | 20.002 | 0.1301 | 0.0 (0.0%) | 2,001 |
| 2 Jul 1980 | USD | 20.002 | 20.993 | 20.002 | 20.002 | 0.1301 | +0.501 (+2.57%) | 2,901 |
