| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 23 Jan 1981 | USD | 34.875 | 36.5 | 34.875 | 34.875 | 0.3633 | +0.875 (+2.57%) | 15,200 |
| 22 Jan 1981 | USD | 34 | 34 | 33.5 | 34 | 0.3542 | +2.125 (+6.67%) | 16,100 |
| 21 Jan 1981 | USD | 31.875 | 31.999 | 31.875 | 31.875 | 0.332 | +0.626 (+2.00%) | 13,901 |
| 20 Jan 1981 | USD | 31.249 | 31.875 | 31.124 | 31.249 | 0.3255 | -0.376 (-1.19%) | 2,800 |
| 19 Jan 1981 | USD | 31.625 | 31.875 | 31.625 | 31.625 | 0.3294 | +0.249 (+0.79%) | 2,800 |
| 16 Jan 1981 | USD | 31.376 | 31.625 | 31 | 31.376 | 0.3268 | +0.376 (+1.21%) | 4,100 |
| 15 Jan 1981 | USD | 31 | 31.249 | 31 | 31 | 0.3229 | 0.0 (0.0%) | 2,601 |
| 14 Jan 1981 | USD | 31 | 31.376 | 31 | 31 | 0.3229 | 0.0 (0.0%) | 1,700 |
| 13 Jan 1981 | USD | 31 | 31.752 | 31 | 31 | 0.3229 | -1.126 (-3.50%) | 2,701 |
| 12 Jan 1981 | USD | 32.126 | 32.249 | 31.625 | 32.126 | 0.3346 | +0.127 (+0.40%) | 3,101 |
| 9 Jan 1981 | USD | 31.999 | 31.999 | 31.752 | 31.999 | 0.3333 | +1.124 (+3.64%) | 13,200 |
| 8 Jan 1981 | USD | 30.875 | 31 | 30.501 | 30.875 | 0.3216 | +0.374 (+1.23%) | 2,900 |
| 7 Jan 1981 | USD | 30.501 | 30.625 | 30.125 | 30.501 | 0.3177 | -1.251 (-3.94%) | 3,700 |
| 6 Jan 1981 | USD | 31.752 | 32.249 | 31.752 | 31.752 | 0.3307 | -0.247 (-0.77%) | 2,000 |
| 5 Jan 1981 | USD | 31.999 | 32.375 | 31.999 | 31.999 | 0.3333 | +0.499 (+1.58%) | 2,500 |
| 2 Jan 1981 | USD | 31.5 | 31.5 | 31.249 | 31.5 | 0.3281 | +0.251 (+0.80%) | 500 |
| 31 Dec 1980 | USD | 31.249 | 31.249 | 31 | 31.249 | 0.3255 | 0.0 (0.0%) | 400 |
| 30 Dec 1980 | USD | 31.249 | 31.249 | 30.752 | 31.249 | 0.3255 | +0.624 (+2.04%) | 1,700 |
| 29 Dec 1980 | USD | 30.625 | 31.5 | 30.625 | 30.625 | 0.319 | -1 (-3.16%) | 2,000 |
| 26 Dec 1980 | USD | 31.625 | 31.625 | 31.625 | 31.625 | 0.3294 | +0.249 (+0.79%) | 100 |
| 24 Dec 1980 | USD | 31.376 | 31.625 | 31.249 | 31.376 | 0.3268 | +0.252 (+0.81%) | 15,401 |
| 23 Dec 1980 | USD | 31.124 | 31.124 | 31 | 31.124 | 0.3242 | +0.75 (+2.47%) | 301 |
| 22 Dec 1980 | USD | 30.374 | 31.249 | 30.374 | 30.374 | 0.3164 | -0.626 (-2.02%) | 2,701 |
| 19 Dec 1980 | USD | 31 | 31 | 31 | 31 | 0.3229 | +0.248 (+0.81%) | 1,101 |
| 18 Dec 1980 | USD | 30.752 | 31.249 | 30.752 | 30.752 | 0.3203 | -0.748 (-2.37%) | 2,701 |
| 17 Dec 1980 | USD | 31.5 | 31.752 | 31.5 | 31.5 | 0.3281 | -0.252 (-0.79%) | 7,101 |
| 16 Dec 1980 | USD | 31.752 | 31.752 | 31 | 31.752 | 0.3307 | +0.503 (+1.61%) | 27,300 |
| 15 Dec 1980 | USD | 31.249 | 31.249 | 31 | 31.249 | 0.3255 | +1.124 (+3.73%) | 2,100 |
| 12 Dec 1980 | USD | 30.125 | 30.501 | 30 | 30.125 | 0.3138 | +0.125 (+0.42%) | 1,200 |
| 11 Dec 1980 | USD | 30 | 30.752 | 30 | 30 | 0.3125 | -1.249 (-4.00%) | 1,901 |
