| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 17 Mar 1981 | USD | 18.5 | 18.625 | 18.25 | 18.5 | 4.625 | +0.625 (+3.50%) | 4,000 |
| 16 Mar 1981 | USD | 17.875 | 17.875 | 17 | 17.875 | 4.4688 | +1.25 (+7.52%) | 3,300 |
| 13 Mar 1981 | USD | 16.625 | 16.875 | 16.5 | 16.625 | 4.1562 | -0.125 (-0.75%) | 1,800 |
| 12 Mar 1981 | USD | 16.75 | 16.75 | 16.375 | 16.75 | 4.1875 | +0.375 (+2.29%) | 2,200 |
| 11 Mar 1981 | USD | 16.375 | 16.625 | 16.375 | 16.375 | 4.0938 | -0.25 (-1.50%) | 2,100 |
| 10 Mar 1981 | USD | 16.625 | 16.75 | 16.5 | 16.625 | 4.1562 | 0.0 (0.0%) | 3,300 |
| 9 Mar 1981 | USD | 16.625 | 16.75 | 16.5 | 16.625 | 4.1562 | +0.125 (+0.76%) | 1,700 |
| 6 Mar 1981 | USD | 16.5 | 16.75 | 16.5 | 16.5 | 4.125 | 0.0 (0.0%) | 3,300 |
| 5 Mar 1981 | USD | 16.5 | 16.5 | 16.5 | 16.5 | 4.125 | 0.0 (0.0%) | 700 |
| 4 Mar 1981 | USD | 16.5 | 16.5 | 16.5 | 16.5 | 4.125 | 0.0 (0.0%) | 1,300 |
| 3 Mar 1981 | USD | 16.5 | 16.625 | 16.375 | 16.5 | 4.125 | +0.25 (+1.54%) | 2,600 |
| 2 Mar 1981 | USD | 16.25 | 17 | 16.25 | 16.25 | 4.0625 | -0.375 (-2.26%) | 3,000 |
| 27 Feb 1981 | USD | 16.625 | 16.75 | 16.625 | 16.625 | 4.1562 | -0.375 (-2.21%) | 700 |
| 26 Feb 1981 | USD | 17 | 17 | 16.875 | 17 | 4.25 | 0.0 (0.0%) | 400 |
| 25 Feb 1981 | USD | 17 | 17.375 | 17 | 17 | 4.25 | -0.125 (-0.73%) | 1,300 |
| 24 Feb 1981 | USD | 17.125 | 17.25 | 17.125 | 17.125 | 4.2812 | -0.375 (-2.14%) | 400 |
| 23 Feb 1981 | USD | 17.5 | 17.625 | 17.375 | 17.5 | 4.375 | 0.0 (0.0%) | 1,400 |
| 20 Feb 1981 | USD | 17.5 | 17.625 | 17.5 | 17.5 | 4.375 | -0.375 (-2.10%) | 600 |
| 19 Feb 1981 | USD | 17.875 | 17.875 | 17.875 | 17.875 | 4.4688 | 0.0 (0.0%) | 100 |
| 18 Feb 1981 | USD | 17.875 | 17.875 | 17.5 | 17.875 | 4.4688 | +0.625 (+3.62%) | 7,000 |
| 17 Feb 1981 | USD | 17.25 | 17.375 | 17.25 | 17.25 | 4.3125 | 0.0 (0.0%) | 6,300 |
| 16 Feb 1981 | USD | 17.25 | 17.25 | 17.25 | 17.25 | 4.3125 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 17.25 | 17.25 | 17.25 | 17.25 | 4.3125 | -0.125 (-0.72%) | 100 |
| 12 Feb 1981 | USD | 17.375 | 17.375 | 17.375 | 17.375 | 4.3438 | 0.0 (0.0%) | 3,900 |
| 11 Feb 1981 | USD | 17.375 | 17.375 | 17.25 | 17.375 | 4.3438 | +0.375 (+2.21%) | 6,800 |
| 10 Feb 1981 | USD | 17 | 17.25 | 17 | 17 | 4.25 | +0.125 (+0.74%) | 2,800 |
| 9 Feb 1981 | USD | 16.875 | 17 | 16.875 | 16.875 | 4.2188 | -0.25 (-1.46%) | 1,700 |
| 6 Feb 1981 | USD | 17.125 | 17.125 | 17 | 17.125 | 4.2812 | 0.0 (0.0%) | 900 |
| 5 Feb 1981 | USD | 17.125 | 17.125 | 17 | 17.125 | 4.2812 | 0.0 (0.0%) | 1,100 |
| 4 Feb 1981 | USD | 17.125 | 17.125 | 17 | 17.125 | 4.2812 | +0.125 (+0.74%) | 400 |
