| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 21 Jan 1981 | USD | 27.252 | 27.752 | 27.002 | 27.252 | 9.084 | 0.0 (0.0%) | 5,601 |
| 20 Jan 1981 | USD | 27.252 | 27.752 | 27.252 | 27.252 | 9.084 | -0.5 (-1.80%) | 10,600 |
| 19 Jan 1981 | USD | 27.752 | 28.626 | 27.627 | 27.752 | 9.2507 | -0.499 (-1.77%) | 15,500 |
| 16 Jan 1981 | USD | 28.251 | 28.873 | 28.251 | 28.251 | 9.417 | 0.0 (0.0%) | 5,100 |
| 15 Jan 1981 | USD | 28.251 | 28.376 | 28.126 | 28.251 | 9.417 | 0.0 (0.0%) | 6,302 |
| 14 Jan 1981 | USD | 28.251 | 28.501 | 27.752 | 28.251 | 9.417 | +0.374 (+1.34%) | 11,001 |
| 13 Jan 1981 | USD | 27.877 | 28.126 | 27.877 | 27.877 | 9.2923 | -0.249 (-0.89%) | 2,600 |
| 12 Jan 1981 | USD | 28.126 | 28.501 | 28.126 | 28.126 | 9.3753 | +0.249 (+0.89%) | 12,400 |
| 9 Jan 1981 | USD | 27.877 | 28.251 | 27.502 | 27.877 | 9.2923 | 0.0 (0.0%) | 27,500 |
| 8 Jan 1981 | USD | 27.877 | 28.002 | 27.627 | 27.877 | 9.2923 | +0.504 (+1.84%) | 18,300 |
| 7 Jan 1981 | USD | 27.373 | 27.752 | 27.252 | 27.373 | 9.1243 | -0.878 (-3.11%) | 26,601 |
| 6 Jan 1981 | USD | 28.251 | 28.251 | 27.627 | 28.251 | 9.417 | +0.999 (+3.67%) | 75,001 |
| 5 Jan 1981 | USD | 27.252 | 27.373 | 26.874 | 27.252 | 9.084 | +0.378 (+1.41%) | 41,600 |
| 2 Jan 1981 | USD | 26.874 | 27.124 | 26.874 | 26.874 | 8.958 | -0.25 (-0.92%) | 42,001 |
| 31 Dec 1980 | USD | 27.124 | 27.752 | 26.752 | 27.124 | 9.0413 | -0.753 (-2.70%) | 19,501 |
| 30 Dec 1980 | USD | 27.877 | 27.877 | 27.752 | 27.877 | 9.2923 | +0.125 (+0.45%) | 25,002 |
| 29 Dec 1980 | USD | 27.752 | 28.251 | 27.752 | 27.752 | 9.2507 | -0.749 (-2.63%) | 31,201 |
| 26 Dec 1980 | USD | 28.501 | 28.626 | 28.376 | 28.501 | 9.5003 | -0.125 (-0.44%) | 4,000 |
| 24 Dec 1980 | USD | 28.626 | 28.751 | 28.501 | 28.626 | 9.542 | -0.125 (-0.43%) | 8,701 |
| 23 Dec 1980 | USD | 28.751 | 29.501 | 28.751 | 28.751 | 9.5837 | -1.249 (-4.16%) | 21,801 |
| 22 Dec 1980 | USD | 30 | 30.25 | 27.752 | 30 | 10 | +2.627 (+9.60%) | 36,900 |
| 19 Dec 1980 | USD | 27.373 | 27.752 | 26.003 | 27.373 | 9.1243 | +1.37 (+5.27%) | 7,900 |
| 18 Dec 1980 | USD | 26.003 | 26.249 | 25.874 | 26.003 | 8.6677 | +0.379 (+1.48%) | 75,001 |
| 17 Dec 1980 | USD | 25.624 | 26.003 | 25.5 | 25.624 | 8.5413 | -0.25 (-0.97%) | 76,300 |
| 16 Dec 1980 | USD | 25.874 | 26.249 | 25.874 | 25.874 | 8.6247 | -0.129 (-0.50%) | 3,601 |
| 15 Dec 1980 | USD | 26.003 | 26.374 | 26.003 | 26.003 | 8.6677 | -0.121 (-0.46%) | 2,901 |
| 12 Dec 1980 | USD | 26.124 | 26.502 | 25.874 | 26.124 | 8.708 | +0.25 (+0.97%) | 12,400 |
| 11 Dec 1980 | USD | 25.874 | 26.003 | 25.253 | 25.874 | 8.6247 | -0.129 (-0.50%) | 54,300 |
| 10 Dec 1980 | USD | 26.003 | 26.874 | 26.003 | 26.003 | 8.6677 | -0.749 (-2.80%) | 10,100 |
| 9 Dec 1980 | USD | 26.752 | 26.874 | 26.502 | 26.752 | 8.9173 | +0.503 (+1.92%) | 6,600 |
