| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 12 Mar 1981 | USD | 32.628 | 33.128 | 31.752 | 32.628 | 0.5098 | +0.128 (+0.39%) | 31,000 |
| 11 Mar 1981 | USD | 32.5 | 33.752 | 32.5 | 32.5 | 0.5078 | -0.752 (-2.26%) | 65,800 |
| 10 Mar 1981 | USD | 33.252 | 35.252 | 33 | 33.252 | 0.5196 | -2.124 (-6.00%) | 65,600 |
| 9 Mar 1981 | USD | 35.376 | 35.376 | 35 | 35.376 | 0.5527 | +0.124 (+0.35%) | 58,100 |
| 6 Mar 1981 | USD | 35.252 | 35.376 | 33.876 | 35.252 | 0.5508 | +0.752 (+2.18%) | 90,400 |
| 5 Mar 1981 | USD | 34.5 | 35 | 34.128 | 34.5 | 0.5391 | -0.876 (-2.48%) | 89,200 |
| 4 Mar 1981 | USD | 35.376 | 36.128 | 35.252 | 35.376 | 0.5527 | -0.624 (-1.73%) | 46,100 |
| 3 Mar 1981 | USD | 36 | 36.876 | 35.752 | 36 | 0.5625 | -0.376 (-1.03%) | 25,200 |
| 2 Mar 1981 | USD | 36.376 | 37.5 | 36 | 36.376 | 0.5684 | -0.624 (-1.69%) | 65,400 |
| 27 Feb 1981 | USD | 37 | 37.128 | 35 | 37 | 0.5781 | +2.5 (+7.25%) | 69,500 |
| 26 Feb 1981 | USD | 34.5 | 35 | 33 | 34.5 | 0.5391 | +1.748 (+5.34%) | 161,000 |
| 25 Feb 1981 | USD | 32.752 | 32.876 | 31.628 | 32.752 | 0.5118 | +0.252 (+0.78%) | 42,600 |
| 24 Feb 1981 | USD | 32.5 | 33 | 32.5 | 32.5 | 0.5078 | -0.252 (-0.77%) | 21,700 |
| 23 Feb 1981 | USD | 32.752 | 33 | 32.252 | 32.752 | 0.5118 | -0.248 (-0.75%) | 23,900 |
| 20 Feb 1981 | USD | 33 | 33.5 | 32.752 | 33 | 0.5156 | -0.5 (-1.49%) | 46,200 |
| 19 Feb 1981 | USD | 33.5 | 33.876 | 33.5 | 33.5 | 0.5234 | -0.376 (-1.11%) | 45,100 |
| 18 Feb 1981 | USD | 33.876 | 33.876 | 33.5 | 33.876 | 0.5293 | +0.876 (+2.65%) | 25,200 |
| 17 Feb 1981 | USD | 33 | 34 | 33 | 33 | 0.5156 | +0.124 (+0.38%) | 25,600 |
| 16 Feb 1981 | USD | 32.876 | 32.876 | 32.876 | 32.876 | 0.5137 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 32.876 | 33.376 | 32.252 | 32.876 | 0.5137 | +0.748 (+2.33%) | 29,300 |
| 12 Feb 1981 | USD | 32.128 | 32.5 | 31.376 | 32.128 | 0.502 | -0.372 (-1.14%) | 51,900 |
| 11 Feb 1981 | USD | 32.5 | 33.128 | 32.252 | 32.5 | 0.5078 | -0.876 (-2.62%) | 85,700 |
| 10 Feb 1981 | USD | 33.376 | 33.5 | 32.628 | 33.376 | 0.5215 | +0.376 (+1.14%) | 62,300 |
| 9 Feb 1981 | USD | 33 | 34.876 | 33 | 33 | 0.5156 | +0.124 (+0.38%) | 90,600 |
| 6 Feb 1981 | USD | 32.876 | 35.752 | 32.5 | 32.876 | 0.5137 | -2.876 (-8.04%) | 115,700 |
| 5 Feb 1981 | USD | 35.752 | 36.252 | 35.128 | 35.752 | 0.5586 | +0.752 (+2.15%) | 35,600 |
| 4 Feb 1981 | USD | 35 | 35.752 | 35 | 35 | 0.5469 | 0.0 (0.0%) | 47,200 |
| 3 Feb 1981 | USD | 35 | 37 | 35 | 35 | 0.5469 | -1.876 (-5.09%) | 220,100 |
| 2 Feb 1981 | USD | 36.876 | 37.628 | 36.752 | 36.876 | 0.5762 | -1.5 (-3.91%) | 49,600 |
| 30 Jan 1981 | USD | 38.376 | 39 | 37.876 | 38.376 | 0.5996 | +0.5 (+1.32%) | 37,700 |
