| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 20 Jan 1981 | USD | 11.501 | 11.876 | 11.501 | 11.501 | 0.4792 | -0.375 (-3.16%) | 5,900 |
| 19 Jan 1981 | USD | 11.876 | 11.876 | 11.625 | 11.876 | 0.4948 | +0.251 (+2.16%) | 3,500 |
| 16 Jan 1981 | USD | 11.625 | 11.625 | 11.501 | 11.625 | 0.4844 | 0.0 (0.0%) | 2,400 |
| 15 Jan 1981 | USD | 11.625 | 11.876 | 11.25 | 11.625 | 0.4844 | -0.251 (-2.11%) | 61,400 |
| 14 Jan 1981 | USD | 11.876 | 11.876 | 11.625 | 11.876 | 0.4948 | 0.0 (0.0%) | 11,800 |
| 13 Jan 1981 | USD | 11.876 | 11.876 | 11.625 | 11.876 | 0.4948 | 0.0 (0.0%) | 6,400 |
| 12 Jan 1981 | USD | 11.876 | 12 | 11.75 | 11.876 | 0.4948 | -0.124 (-1.03%) | 43,000 |
| 9 Jan 1981 | USD | 12 | 12.5 | 11.876 | 12 | 0.5 | -0.5 (-4%) | 7,900 |
| 8 Jan 1981 | USD | 12.5 | 12.875 | 12.375 | 12.5 | 0.5208 | -0.25 (-1.96%) | 3,300 |
| 7 Jan 1981 | USD | 12.75 | 12.875 | 12.375 | 12.75 | 0.5312 | -0.875 (-6.42%) | 23,200 |
| 6 Jan 1981 | USD | 13.625 | 13.751 | 13.25 | 13.625 | 0.5677 | 0.0 (0.0%) | 9,300 |
| 5 Jan 1981 | USD | 13.625 | 14 | 13.5 | 13.625 | 0.5677 | -0.126 (-0.92%) | 10,700 |
| 2 Jan 1981 | USD | 13.751 | 13.751 | 13.25 | 13.751 | 0.573 | +0.375 (+2.80%) | 1,100 |
| 31 Dec 1980 | USD | 13.376 | 13.751 | 13.125 | 13.376 | 0.5573 | +0.126 (+0.95%) | 29,800 |
| 30 Dec 1980 | USD | 13.25 | 13.751 | 13.25 | 13.25 | 0.5521 | -0.501 (-3.64%) | 16,900 |
| 29 Dec 1980 | USD | 13.751 | 14.25 | 13.625 | 13.751 | 0.573 | -0.499 (-3.50%) | 22,000 |
| 26 Dec 1980 | USD | 14.25 | 14.25 | 13.125 | 14.25 | 0.5938 | +1 (+7.55%) | 11,500 |
| 24 Dec 1980 | USD | 13.25 | 13.5 | 12.125 | 13.25 | 0.5521 | +1.125 (+9.28%) | 12,300 |
| 23 Dec 1980 | USD | 12.125 | 12.251 | 11.876 | 12.125 | 0.5052 | +0.249 (+2.10%) | 10,600 |
| 22 Dec 1980 | USD | 11.876 | 12.251 | 11.75 | 11.876 | 0.4948 | -0.249 (-2.05%) | 18,700 |
| 19 Dec 1980 | USD | 12.125 | 12.125 | 11.501 | 12.125 | 0.5052 | +0.5 (+4.30%) | 11,200 |
| 18 Dec 1980 | USD | 11.625 | 12.251 | 11.126 | 11.625 | 0.4844 | +0.124 (+1.08%) | 10,800 |
| 17 Dec 1980 | USD | 11.501 | 11.501 | 11.25 | 11.501 | 0.4792 | +0.251 (+2.23%) | 40,900 |
| 16 Dec 1980 | USD | 11.25 | 11.375 | 11 | 11.25 | 0.4688 | +0.124 (+1.11%) | 11,500 |
| 15 Dec 1980 | USD | 11.126 | 12 | 11 | 11.126 | 0.4636 | -0.75 (-6.32%) | 29,000 |
| 12 Dec 1980 | USD | 11.876 | 12 | 11.876 | 11.876 | 0.4948 | 0.0 (0.0%) | 15,600 |
| 11 Dec 1980 | USD | 11.876 | 13.001 | 11.75 | 11.876 | 0.4948 | -1.125 (-8.65%) | 17,200 |
| 10 Dec 1980 | USD | 13.001 | 13.001 | 12.75 | 13.001 | 0.5417 | +0.126 (+0.98%) | 9,300 |
| 9 Dec 1980 | USD | 12.875 | 13.376 | 12.5 | 12.875 | 0.5365 | -0.126 (-0.97%) | 36,100 |
| 8 Dec 1980 | USD | 13.001 | 13.751 | 13.001 | 13.001 | 0.5417 | -0.499 (-3.70%) | 10,800 |
