| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 21 Apr 1981 | USD | 32.874 | 32.874 | 32.874 | 32.874 | 0.3424 | -0.127 (-0.38%) | 1,700 |
| 20 Apr 1981 | USD | 33.001 | 33.001 | 32.625 | 33.001 | 0.3438 | +0.25 (+0.76%) | 3,001 |
| 17 Apr 1981 | USD | 32.751 | 32.751 | 32.751 | 32.751 | 0.3412 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 32.751 | 33.248 | 32.751 | 32.751 | 0.3412 | -1 (-2.96%) | 3,101 |
| 15 Apr 1981 | USD | 33.751 | 34 | 33.751 | 33.751 | 0.3516 | -0.624 (-1.82%) | 2,301 |
| 14 Apr 1981 | USD | 34.375 | 34.875 | 34.375 | 34.375 | 0.3581 | -0.375 (-1.08%) | 2,400 |
| 13 Apr 1981 | USD | 34.75 | 35.374 | 34.499 | 34.75 | 0.362 | 0.0 (0.0%) | 37,801 |
| 10 Apr 1981 | USD | 34.75 | 34.75 | 34.499 | 34.75 | 0.362 | +0.124 (+0.36%) | 1,501 |
| 9 Apr 1981 | USD | 34.626 | 34.75 | 34.499 | 34.626 | 0.3607 | 0.0 (0.0%) | 301 |
| 8 Apr 1981 | USD | 34.626 | 34.875 | 34.626 | 34.626 | 0.3607 | 0.0 (0.0%) | 1,101 |
| 7 Apr 1981 | USD | 34.626 | 34.626 | 34.499 | 34.626 | 0.3607 | +0.127 (+0.37%) | 1,600 |
| 6 Apr 1981 | USD | 34.499 | 35 | 34.499 | 34.499 | 0.3594 | -0.75 (-2.13%) | 800 |
| 3 Apr 1981 | USD | 35.249 | 35.499 | 35.249 | 35.249 | 0.3672 | +0.124 (+0.35%) | 400 |
| 2 Apr 1981 | USD | 35.125 | 35.499 | 35.125 | 35.125 | 0.3659 | +0.875 (+2.55%) | 15,200 |
| 1 Apr 1981 | USD | 34.25 | 34.375 | 34.25 | 34.25 | 0.3568 | -0.125 (-0.36%) | 201 |
| 31 Mar 1981 | USD | 34.375 | 34.499 | 34.375 | 34.375 | 0.3581 | -0.124 (-0.36%) | 301 |
| 30 Mar 1981 | USD | 34.499 | 34.499 | 34.499 | 34.499 | 0.3594 | -0.251 (-0.72%) | 301 |
| 27 Mar 1981 | USD | 34.75 | 35 | 34.75 | 34.75 | 0.362 | +0.876 (+2.59%) | 11,801 |
| 26 Mar 1981 | USD | 33.874 | 34 | 33.626 | 33.874 | 0.3529 | -0.876 (-2.52%) | 5,501 |
| 25 Mar 1981 | USD | 34.75 | 34.75 | 34.375 | 34.75 | 0.362 | +0.251 (+0.73%) | 3,300 |
| 24 Mar 1981 | USD | 34.499 | 35.249 | 34.499 | 34.499 | 0.3594 | -0.75 (-2.13%) | 12,701 |
| 23 Mar 1981 | USD | 35.249 | 35.499 | 34.499 | 35.249 | 0.3672 | +1.498 (+4.44%) | 4,201 |
| 20 Mar 1981 | USD | 33.751 | 33.874 | 33.751 | 33.751 | 0.3516 | -0.249 (-0.73%) | 800 |
| 19 Mar 1981 | USD | 34 | 34.25 | 33.375 | 34 | 0.3542 | +1.751 (+5.43%) | 18,301 |
| 18 Mar 1981 | USD | 32.249 | 32.375 | 32.249 | 32.249 | 0.3359 | +0.123 (+0.38%) | 800 |
| 17 Mar 1981 | USD | 32.126 | 32.249 | 32.126 | 32.126 | 0.3346 | -0.374 (-1.15%) | 1,700 |
| 16 Mar 1981 | USD | 32.5 | 32.751 | 32.249 | 32.5 | 0.3385 | +0.501 (+1.57%) | 1,700 |
| 13 Mar 1981 | USD | 31.999 | 31.999 | 31.875 | 31.999 | 0.3333 | +0.124 (+0.39%) | 800 |
| 12 Mar 1981 | USD | 31.875 | 31.875 | 31.875 | 31.875 | 0.332 | 0.0 (0.0%) | 701 |
| 11 Mar 1981 | USD | 31.875 | 31.875 | 31.875 | 31.875 | 0.332 | 0.0 (0.0%) | 1,501 |
