| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 3 Nov 1980 | USD | 1.875 | 2 | 1.875 | 1.875 | 187.5 | +0.25 (+15.38%) | 185,700 |
| 31 Oct 1980 | USD | 1.625 | 1.75 | 1.625 | 1.625 | 162.5 | 0.0 (0.0%) | 252,700 |
| 30 Oct 1980 | USD | 1.625 | 1.75 | 1.625 | 1.625 | 162.5 | -0.25 (-13.33%) | 207,700 |
| 29 Oct 1980 | USD | 1.875 | 2 | 1.875 | 1.875 | 187.5 | -0.125 (-6.25%) | 164,400 |
| 28 Oct 1980 | USD | 2 | 2.125 | 2 | 2 | 200 | -0.125 (-5.88%) | 473,400 |
| 27 Oct 1980 | USD | 2.125 | 2.125 | 2.125 | 2.125 | 212.5 | 0.0 (0.0%) | 359,500 |
| 24 Oct 1980 | USD | 2.125 | 2.125 | 2.125 | 2.125 | 212.5 | +0.25 (+13.33%) | 682,800 |
| 23 Oct 1980 | USD | 1.875 | 1.875 | 1.875 | 1.875 | 187.5 | +0.5 (+36.36%) | 613,900 |
| 22 Oct 1980 | USD | 1.375 | 1.5 | 1.375 | 1.375 | 137.5 | -0.125 (-8.33%) | 309,500 |
| 21 Oct 1980 | USD | 1.5 | 1.5 | 1.5 | 1.5 | 150 | 0.0 (0.0%) | 274,400 |
| 20 Oct 1980 | USD | 1.5 | 1.5 | 1.5 | 1.5 | 150 | +0.125 (+9.09%) | 298,000 |
| 17 Oct 1980 | USD | 1.375 | 1.5 | 1.375 | 1.375 | 137.5 | -0.125 (-8.33%) | 432,800 |
| 16 Oct 1980 | USD | 1.5 | 1.5 | 1.5 | 1.5 | 150 | 0.0 (0.0%) | 472,100 |
| 15 Oct 1980 | USD | 1.5 | 1.5 | 1.5 | 1.5 | 150 | +0.25 (+20%) | 835,400 |
| 14 Oct 1980 | USD | 1.25 | 1.375 | 1.25 | 1.25 | 125 | 0.0 (0.0%) | 687,600 |
| 13 Oct 1980 | USD | 1.25 | 1.25 | 1.25 | 1.25 | 125 | +0.25 (+25%) | 681,400 |
| 10 Oct 1980 | USD | 1 | 1.125 | 1 | 1 | 100 | +0.156 (+18.48%) | 347,100 |
| 9 Oct 1980 | USD | 0.844 | 0.906 | 0.844 | 0.844 | 84.4 | 0.0 (0.0%) | 233,100 |
| 8 Oct 1980 | USD | 0.844 | 0.875 | 0.844 | 0.844 | 84.4 | +0.063 (+8.07%) | 95,100 |
| 7 Oct 1980 | USD | 0.781 | 0.844 | 0.781 | 0.781 | 78.1 | +0.031 (+4.13%) | 145,600 |
| 6 Oct 1980 | USD | 0.75 | 0.813 | 0.75 | 0.75 | 75 | -0.063 (-7.75%) | 87,700 |
| 3 Oct 1980 | USD | 0.813 | 0.844 | 0.813 | 0.813 | 81.3 | 0.0 (0.0%) | 70,900 |
| 2 Oct 1980 | USD | 0.813 | 0.844 | 0.813 | 0.813 | 81.3 | 0.0 (0.0%) | 79,200 |
| 1 Oct 1980 | USD | 0.813 | 0.844 | 0.813 | 0.813 | 81.3 | +0.032 (+4.10%) | 351,100 |
| 30 Sep 1980 | USD | 0.781 | 0.813 | 0.781 | 0.781 | 78.1 | -0.032 (-3.94%) | 126,800 |
| 29 Sep 1980 | USD | 0.813 | 0.844 | 0.813 | 0.813 | 81.3 | -0.031 (-3.67%) | 128,600 |
| 26 Sep 1980 | USD | 0.844 | 0.906 | 0.844 | 0.844 | 84.4 | +0.031 (+3.81%) | 234,400 |
| 25 Sep 1980 | USD | 0.813 | 0.875 | 0.813 | 0.813 | 81.3 | -0.031 (-3.67%) | 192,900 |
| 24 Sep 1980 | USD | 0.844 | 0.906 | 0.844 | 0.844 | 84.4 | -0.062 (-6.84%) | 400,300 |
| 23 Sep 1980 | USD | 0.906 | 0.969 | 0.906 | 0.906 | 90.6 | +0.125 (+16.01%) | 566,400 |
