| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 4 Feb 1981 | USD | 6 | 6.125 | 6 | 6 | 6 | +0.125 (+2.13%) | 10,200 |
| 3 Feb 1981 | USD | 5.875 | 6 | 5.875 | 5.875 | 5.875 | +0.125 (+2.17%) | 11,400 |
| 2 Feb 1981 | USD | 5.75 | 6 | 5.75 | 5.75 | 5.75 | -0.25 (-4.17%) | 31,700 |
| 30 Jan 1981 | USD | 6 | 6.125 | 6 | 6 | 6 | -0.125 (-2.04%) | 20,200 |
| 29 Jan 1981 | USD | 6.125 | 6.25 | 6.125 | 6.125 | 6.125 | +0.125 (+2.08%) | 22,900 |
| 28 Jan 1981 | USD | 6 | 6.125 | 6 | 6 | 6 | -0.125 (-2.04%) | 9,800 |
| 27 Jan 1981 | USD | 6.125 | 6.25 | 6.125 | 6.125 | 6.125 | -0.125 (-2%) | 47,700 |
| 26 Jan 1981 | USD | 6.25 | 6.375 | 6.25 | 6.25 | 6.25 | 0.0 (0.0%) | 15,300 |
| 23 Jan 1981 | USD | 6.25 | 6.375 | 6.25 | 6.25 | 6.25 | +0.125 (+2.04%) | 2,600 |
| 22 Jan 1981 | USD | 6.125 | 6.375 | 6.125 | 6.125 | 6.125 | 0.0 (0.0%) | 16,900 |
| 21 Jan 1981 | USD | 6.125 | 6.25 | 6.125 | 6.125 | 6.125 | +0.125 (+2.08%) | 14,500 |
| 20 Jan 1981 | USD | 6 | 6.25 | 6 | 6 | 6 | -0.625 (-9.43%) | 26,300 |
| 19 Jan 1981 | USD | 6.625 | 6.75 | 6.625 | 6.625 | 6.625 | 0.0 (0.0%) | 13,400 |
| 16 Jan 1981 | USD | 6.625 | 6.75 | 6.625 | 6.625 | 6.625 | 0.0 (0.0%) | 7,000 |
| 15 Jan 1981 | USD | 6.625 | 6.75 | 6.625 | 6.625 | 6.625 | +0.25 (+3.92%) | 23,000 |
| 14 Jan 1981 | USD | 6.375 | 6.5 | 6.375 | 6.375 | 6.375 | +0.125 (+2%) | 18,800 |
| 13 Jan 1981 | USD | 6.25 | 6.5 | 6.25 | 6.25 | 6.25 | -0.25 (-3.85%) | 10,100 |
| 12 Jan 1981 | USD | 6.5 | 6.625 | 6.5 | 6.5 | 6.5 | +0.25 (+4%) | 22,300 |
| 9 Jan 1981 | USD | 6.25 | 6.375 | 6.25 | 6.25 | 6.25 | 0.0 (0.0%) | 5,600 |
| 8 Jan 1981 | USD | 6.25 | 6.375 | 6.25 | 6.25 | 6.25 | +0.125 (+2.04%) | 19,000 |
| 7 Jan 1981 | USD | 6.125 | 6.25 | 6.125 | 6.125 | 6.125 | -0.625 (-9.26%) | 39,400 |
| 6 Jan 1981 | USD | 6.75 | 6.875 | 6.75 | 6.75 | 6.75 | -0.125 (-1.82%) | 20,300 |
| 5 Jan 1981 | USD | 6.875 | 7.125 | 6.875 | 6.875 | 6.875 | 0.0 (0.0%) | 16,700 |
| 2 Jan 1981 | USD | 6.875 | 7 | 6.875 | 6.875 | 6.875 | 0.0 (0.0%) | 4,900 |
| 31 Dec 1980 | USD | 6.875 | 7 | 6.875 | 6.875 | 6.875 | 0.0 (0.0%) | 12,500 |
| 30 Dec 1980 | USD | 6.875 | 7.125 | 6.875 | 6.875 | 6.875 | 0.0 (0.0%) | 13,600 |
| 29 Dec 1980 | USD | 6.875 | 7.125 | 6.875 | 6.875 | 6.875 | -0.375 (-5.17%) | 43,200 |
| 26 Dec 1980 | USD | 7.25 | 7.5 | 7.25 | 7.25 | 7.25 | 0.0 (0.0%) | 2,200 |
| 24 Dec 1980 | USD | 7.25 | 7.375 | 7.25 | 7.25 | 7.25 | -0.125 (-1.69%) | 43,200 |
| 23 Dec 1980 | USD | 7.375 | 7.625 | 7.375 | 7.375 | 7.375 | -0.125 (-1.67%) | 113,900 |
