| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 5 Aug 1980 | USD | 22 | 22.25 | 22 | 22 | 22 | +0.125 (+0.57%) | 6,700 |
| 4 Aug 1980 | USD | 21.875 | 22.125 | 21.875 | 21.875 | 21.875 | -0.25 (-1.13%) | 5,900 |
| 1 Aug 1980 | USD | 22.125 | 22.375 | 22.125 | 22.125 | 22.125 | +0.125 (+0.57%) | 7,400 |
| 31 Jul 1980 | USD | 22 | 22.25 | 22 | 22 | 22 | -0.25 (-1.12%) | 10,100 |
| 30 Jul 1980 | USD | 22.25 | 22.375 | 22.25 | 22.25 | 22.25 | -0.25 (-1.11%) | 15,300 |
| 29 Jul 1980 | USD | 22.5 | 22.75 | 22.5 | 22.5 | 22.5 | +1 (+4.65%) | 26,900 |
| 28 Jul 1980 | USD | 21.5 | 21.875 | 21.5 | 21.5 | 21.5 | +0.125 (+0.58%) | 16,200 |
| 25 Jul 1980 | USD | 21.375 | 21.5 | 21.375 | 21.375 | 21.375 | 0.0 (0.0%) | 4,800 |
| 24 Jul 1980 | USD | 21.375 | 21.625 | 21.375 | 21.375 | 21.375 | +0.125 (+0.59%) | 4,400 |
| 23 Jul 1980 | USD | 21.25 | 21.5 | 21.25 | 21.25 | 21.25 | -0.125 (-0.58%) | 5,400 |
| 22 Jul 1980 | USD | 21.375 | 21.625 | 21.375 | 21.375 | 21.375 | 0.0 (0.0%) | 5,300 |
| 21 Jul 1980 | USD | 21.375 | 21.625 | 21.375 | 21.375 | 21.375 | +0.125 (+0.59%) | 8,700 |
| 18 Jul 1980 | USD | 21.25 | 21.5 | 21.25 | 21.25 | 21.25 | +0.375 (+1.80%) | 10,300 |
| 17 Jul 1980 | USD | 20.875 | 21.25 | 20.875 | 20.875 | 20.875 | 0.0 (0.0%) | 3,200 |
| 16 Jul 1980 | USD | 20.875 | 21.125 | 20.875 | 20.875 | 20.875 | -0.125 (-0.60%) | 6,600 |
| 15 Jul 1980 | USD | 21 | 21.125 | 21 | 21 | 21 | 0.0 (0.0%) | 4,000 |
| 14 Jul 1980 | USD | 21 | 21.25 | 21 | 21 | 21 | -0.125 (-0.59%) | 3,300 |
| 11 Jul 1980 | USD | 21.125 | 21.25 | 21.125 | 21.125 | 21.125 | 0.0 (0.0%) | 2,600 |
| 10 Jul 1980 | USD | 21.125 | 21.375 | 21.125 | 21.125 | 21.125 | -0.25 (-1.17%) | 6,600 |
| 9 Jul 1980 | USD | 21.375 | 21.625 | 21.375 | 21.375 | 21.375 | +0.375 (+1.79%) | 12,400 |
| 8 Jul 1980 | USD | 21 | 21.125 | 21 | 21 | 21 | +0.125 (+0.60%) | 9,400 |
| 7 Jul 1980 | USD | 20.875 | 21.125 | 20.875 | 20.875 | 20.875 | +0.125 (+0.60%) | 4,900 |
| 4 Jul 1980 | USD | 20.75 | 20.75 | 20.75 | 20.75 | 20.75 | 0.0 (0.0%) | 0 |
| 3 Jul 1980 | USD | 20.75 | 21.25 | 20.75 | 20.75 | 20.75 | 0.0 (0.0%) | 2,300 |
| 2 Jul 1980 | USD | 20.75 | 21.25 | 20.75 | 20.75 | 20.75 | +0.125 (+0.61%) | 9,600 |
| 1 Jul 1980 | USD | 20.625 | 21.125 | 20.625 | 20.625 | 20.625 | 0.0 (0.0%) | 3,400 |
| 30 Jun 1980 | USD | 20.625 | 21.125 | 20.625 | 20.625 | 20.625 | -0.375 (-1.79%) | 9,400 |
| 27 Jun 1980 | USD | 21 | 21.5 | 21 | 21 | 21 | +0.375 (+1.82%) | 7,600 |
| 26 Jun 1980 | USD | 20.625 | 21.125 | 20.625 | 20.625 | 20.625 | +0.125 (+0.61%) | 7,100 |
| 25 Jun 1980 | USD | 20.5 | 21 | 20.5 | 20.5 | 20.5 | 0.0 (0.0%) | 8,800 |
