| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 28 Jul 1981 | USD | 22.75 | 23.25 | 22.5 | 22.75 | 6.7407 | -0.5 (-2.15%) | 10,500 |
| 27 Jul 1981 | USD | 23.25 | 23.5 | 22.5 | 23.25 | 6.8889 | +0.75 (+3.33%) | 7,800 |
| 24 Jul 1981 | USD | 22.5 | 22.5 | 22 | 22.5 | 6.6667 | +0.625 (+2.86%) | 4,900 |
| 23 Jul 1981 | USD | 21.875 | 22.375 | 21.75 | 21.875 | 6.4815 | -0.375 (-1.69%) | 6,700 |
| 22 Jul 1981 | USD | 22.25 | 23 | 22.125 | 22.25 | 6.5926 | +0.375 (+1.71%) | 41,700 |
| 21 Jul 1981 | USD | 21.875 | 22.25 | 21.625 | 21.875 | 6.4815 | -0.25 (-1.13%) | 16,600 |
| 20 Jul 1981 | USD | 22.125 | 22.875 | 21.875 | 22.125 | 6.5556 | -0.5 (-2.21%) | 18,300 |
| 17 Jul 1981 | USD | 22.625 | 23 | 22.625 | 22.625 | 6.7037 | +0.125 (+0.56%) | 5,100 |
| 16 Jul 1981 | USD | 22.5 | 22.75 | 22.5 | 22.5 | 6.6667 | -0.375 (-1.64%) | 9,800 |
| 15 Jul 1981 | USD | 22.875 | 23.125 | 22.25 | 22.875 | 6.7778 | -0.125 (-0.54%) | 14,400 |
| 14 Jul 1981 | USD | 23 | 23.75 | 23 | 23 | 6.8148 | -0.5 (-2.13%) | 4,600 |
| 13 Jul 1981 | USD | 23.5 | 23.625 | 23.25 | 23.5 | 6.963 | +0.375 (+1.62%) | 3,200 |
| 10 Jul 1981 | USD | 23.125 | 23.375 | 23 | 23.125 | 6.8519 | +0.125 (+0.54%) | 13,100 |
| 9 Jul 1981 | USD | 23 | 23.625 | 22.75 | 23 | 6.8148 | -0.5 (-2.13%) | 11,000 |
| 8 Jul 1981 | USD | 23.5 | 24 | 23.25 | 23.5 | 6.963 | +0.25 (+1.08%) | 24,400 |
| 7 Jul 1981 | USD | 23.25 | 23.625 | 22.875 | 23.25 | 6.8889 | -0.25 (-1.06%) | 18,100 |
| 6 Jul 1981 | USD | 23.5 | 24 | 23 | 23.5 | 6.963 | -0.375 (-1.57%) | 17,300 |
| 3 Jul 1981 | USD | 23.875 | 23.875 | 23.875 | 23.875 | 7.0741 | 0.0 (0.0%) | 0 |
| 2 Jul 1981 | USD | 23.875 | 24.375 | 23.625 | 23.875 | 7.0741 | +0.125 (+0.53%) | 19,700 |
| 1 Jul 1981 | USD | 23.75 | 24.25 | 23.75 | 23.75 | 7.037 | +0.25 (+1.06%) | 19,300 |
| 30 Jun 1981 | USD | 23.5 | 24.75 | 23.375 | 23.5 | 6.963 | -1.5 (-6%) | 19,400 |
| 29 Jun 1981 | USD | 25 | 25.75 | 25 | 25 | 7.4074 | -0.5 (-1.96%) | 18,900 |
| 26 Jun 1981 | USD | 25.5 | 25.5 | 24.375 | 25.5 | 7.5556 | +0.75 (+3.03%) | 43,600 |
| 25 Jun 1981 | USD | 24.75 | 25.5 | 24.375 | 24.75 | 7.3333 | -0.25 (-1%) | 18,000 |
| 24 Jun 1981 | USD | 25 | 25 | 24.375 | 25 | 7.4074 | +0.375 (+1.52%) | 29,300 |
| 23 Jun 1981 | USD | 24.625 | 24.625 | 23.375 | 24.625 | 7.2963 | 0.0 (0.0%) | 85,200 |
| 22 Jun 1981 | USD | 24.625 | 26.5 | 24.5 | 24.625 | 7.2963 | -1.375 (-5.29%) | 25,000 |
| 19 Jun 1981 | USD | 26 | 26.5 | 26 | 26 | 7.7037 | -1.5 (-5.45%) | 37,300 |
| 18 Jun 1981 | USD | 27.5 | 28 | 25.875 | 27.5 | 8.1481 | -0.75 (-2.65%) | 150,500 |
| 17 Jun 1981 | USD | 28.25 | 28.5 | 28.125 | 28.25 | 8.3704 | +0.125 (+0.44%) | 4,800 |
