| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 4 Mar 1981 | USD | 57.5 | 58.128 | 57.5 | 57.5 | 2.409 | -0.252 (-0.44%) | 12,200 |
| 3 Mar 1981 | USD | 57.752 | 58 | 57.5 | 57.752 | 2.4196 | +0.252 (+0.44%) | 39,500 |
| 2 Mar 1981 | USD | 57.5 | 57.5 | 57.376 | 57.5 | 2.409 | -0.5 (-0.86%) | 13,800 |
| 27 Feb 1981 | USD | 58 | 58 | 55.252 | 58 | 2.43 | +3.748 (+6.91%) | 16,100 |
| 26 Feb 1981 | USD | 54.252 | 55.252 | 54.252 | 54.252 | 2.2729 | -0.124 (-0.23%) | 2,600 |
| 25 Feb 1981 | USD | 54.376 | 55.5 | 54.376 | 54.376 | 2.2781 | -1.124 (-2.03%) | 4,000 |
| 24 Feb 1981 | USD | 55.5 | 55.752 | 54.876 | 55.5 | 2.3252 | +0.624 (+1.14%) | 4,400 |
| 23 Feb 1981 | USD | 54.876 | 54.876 | 54 | 54.876 | 2.2991 | 0.0 (0.0%) | 1,800 |
| 20 Feb 1981 | USD | 54.876 | 55.252 | 54.752 | 54.876 | 2.2991 | -0.124 (-0.23%) | 26,100 |
| 19 Feb 1981 | USD | 55 | 55.128 | 55 | 55 | 2.3043 | 0.0 (0.0%) | 8,900 |
| 18 Feb 1981 | USD | 55 | 55 | 54 | 55 | 2.3043 | +1 (+1.85%) | 1,100 |
| 17 Feb 1981 | USD | 54 | 54.252 | 53.376 | 54 | 2.2624 | +0.624 (+1.17%) | 3,600 |
| 16 Feb 1981 | USD | 53.376 | 53.376 | 53.376 | 53.376 | 2.2362 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 53.376 | 53.628 | 53.252 | 53.376 | 2.2362 | -0.124 (-0.23%) | 7,900 |
| 12 Feb 1981 | USD | 53.5 | 54.5 | 53.5 | 53.5 | 2.2414 | -1.5 (-2.73%) | 8,300 |
| 11 Feb 1981 | USD | 55 | 55.5 | 55 | 55 | 2.3043 | -0.628 (-1.13%) | 37,200 |
| 10 Feb 1981 | USD | 55.628 | 55.628 | 55.376 | 55.628 | 2.3306 | +0.128 (+0.23%) | 2,100 |
| 9 Feb 1981 | USD | 55.5 | 55.5 | 55.128 | 55.5 | 2.3252 | -0.252 (-0.45%) | 4,100 |
| 6 Feb 1981 | USD | 55.752 | 56.128 | 55.5 | 55.752 | 2.3358 | +0.252 (+0.45%) | 7,400 |
| 5 Feb 1981 | USD | 55.5 | 55.5 | 55 | 55.5 | 2.3252 | +0.5 (+0.91%) | 22,800 |
| 4 Feb 1981 | USD | 55 | 55.5 | 54.876 | 55 | 2.3043 | +0.372 (+0.68%) | 9,200 |
| 3 Feb 1981 | USD | 54.628 | 55 | 54.252 | 54.628 | 2.2887 | -0.372 (-0.68%) | 34,000 |
| 2 Feb 1981 | USD | 55 | 55.752 | 54.752 | 55 | 2.3043 | -1 (-1.79%) | 6,700 |
| 30 Jan 1981 | USD | 56 | 56.128 | 55.752 | 56 | 2.3462 | -0.128 (-0.23%) | 12,200 |
| 29 Jan 1981 | USD | 56.128 | 56.876 | 55.752 | 56.128 | 2.3515 | -1 (-1.75%) | 20,800 |
| 28 Jan 1981 | USD | 57.128 | 57.128 | 56.252 | 57.128 | 2.3934 | +0.252 (+0.44%) | 4,700 |
| 27 Jan 1981 | USD | 56.876 | 56.876 | 55.752 | 56.876 | 2.3829 | +0.876 (+1.56%) | 2,500 |
| 26 Jan 1981 | USD | 56 | 56.252 | 55.876 | 56 | 2.3462 | +0.248 (+0.44%) | 15,500 |
| 23 Jan 1981 | USD | 55.752 | 55.752 | 55.128 | 55.752 | 2.3358 | +1 (+1.83%) | 6,200 |
| 22 Jan 1981 | USD | 54.752 | 55.5 | 54.5 | 54.752 | 2.2939 | +0.252 (+0.46%) | 11,700 |
