| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 13 Jan 1981 | USD | 30.5 | 30.626 | 30.5 | 30.5 | 0.1362 | -1.126 (-3.56%) | 102,900 |
| 12 Jan 1981 | USD | 31.626 | 31.876 | 31.626 | 31.626 | 0.1412 | -0.25 (-0.78%) | 105,800 |
| 9 Jan 1981 | USD | 31.876 | 32 | 31.876 | 31.876 | 0.1423 | +1.626 (+5.38%) | 96,000 |
| 8 Jan 1981 | USD | 30.25 | 30.376 | 30.25 | 30.25 | 0.135 | -0.626 (-2.03%) | 177,800 |
| 7 Jan 1981 | USD | 30.876 | 31 | 30.876 | 30.876 | 0.1378 | -1.374 (-4.26%) | 248,600 |
| 6 Jan 1981 | USD | 32.25 | 32.376 | 32.25 | 32.25 | 0.144 | -1.5 (-4.44%) | 201,600 |
| 5 Jan 1981 | USD | 33.75 | 33.876 | 33.75 | 33.75 | 0.1507 | -0.75 (-2.17%) | 159,500 |
| 2 Jan 1981 | USD | 34.5 | 34.75 | 34.5 | 34.5 | 0.154 | +0.374 (+1.10%) | 96,700 |
| 31 Dec 1980 | USD | 34.126 | 34.25 | 34.126 | 34.126 | 0.1523 | -1 (-2.85%) | 159,600 |
| 30 Dec 1980 | USD | 35.126 | 35.25 | 35.126 | 35.126 | 0.1568 | -0.874 (-2.43%) | 307,500 |
| 29 Dec 1980 | USD | 36 | 36.126 | 36 | 36 | 0.1607 | +0.5 (+1.41%) | 415,900 |
| 26 Dec 1980 | USD | 35.5 | 35.626 | 35.5 | 35.5 | 0.1585 | +3 (+9.23%) | 248,100 |
| 24 Dec 1980 | USD | 32.5 | 32.626 | 32.5 | 32.5 | 0.1451 | +1.624 (+5.26%) | 214,300 |
| 23 Dec 1980 | USD | 30.876 | 31 | 30.876 | 30.876 | 0.1378 | +1.25 (+4.22%) | 209,600 |
| 22 Dec 1980 | USD | 29.626 | 29.75 | 29.626 | 29.626 | 0.1323 | +1.376 (+4.87%) | 166,800 |
| 19 Dec 1980 | USD | 28.25 | 28.376 | 28.25 | 28.25 | 0.1261 | +1.624 (+6.10%) | 217,100 |
| 18 Dec 1980 | USD | 26.626 | 26.75 | 26.626 | 26.626 | 0.1189 | +0.75 (+2.90%) | 327,900 |
| 17 Dec 1980 | USD | 25.876 | 26 | 25.876 | 25.876 | 0.1155 | +0.626 (+2.48%) | 385,900 |
| 16 Dec 1980 | USD | 25.25 | 25.376 | 25.25 | 25.25 | 0.1127 | -2 (-7.34%) | 472,000 |
| 15 Dec 1980 | USD | 27.25 | 27.376 | 27.25 | 27.25 | 0.1217 | -1.5 (-5.22%) | 785,200 |
| 12 Dec 1980 | USD | 28.75 | 28.876 | 28.75 | 28.75 | 0.1283 | +6.75 (+30.68%) | 2,093,900 |
| 11 Dec 1980 | USD | 22 | 22 | 22 | 22 | 0.0982 | 0.0 (0.0%) | 0 |
