| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 2 Sep 1981 | USD | 33 | 33 | 32.128 | 33 | 0.2578 | +0.748 (+2.32%) | 18,800 |
| 1 Sep 1981 | USD | 32.252 | 35.128 | 32.128 | 32.252 | 0.252 | +0.124 (+0.39%) | 79,300 |
| 31 Aug 1981 | USD | 32.128 | 33.752 | 32.128 | 32.128 | 0.251 | -1.248 (-3.74%) | 212,700 |
| 28 Aug 1981 | USD | 33.376 | 33.376 | 32.5 | 33.376 | 0.2607 | +0.748 (+2.29%) | 17,000 |
| 27 Aug 1981 | USD | 32.628 | 33.376 | 32 | 32.628 | 0.2549 | -0.5 (-1.51%) | 44,100 |
| 26 Aug 1981 | USD | 33.128 | 33.5 | 33 | 33.128 | 0.2588 | -0.248 (-0.74%) | 27,200 |
| 25 Aug 1981 | USD | 33.376 | 33.5 | 33.252 | 33.376 | 0.2607 | -0.376 (-1.11%) | 86,400 |
| 24 Aug 1981 | USD | 33.752 | 34 | 33.252 | 33.752 | 0.2637 | -0.124 (-0.37%) | 8,400 |
| 21 Aug 1981 | USD | 33.876 | 35 | 33.876 | 33.876 | 0.2647 | +0.376 (+1.12%) | 31,700 |
| 20 Aug 1981 | USD | 33.5 | 33.5 | 32.752 | 33.5 | 0.2617 | +1.5 (+4.69%) | 17,300 |
| 19 Aug 1981 | USD | 32 | 32 | 30.752 | 32 | 0.25 | +1.248 (+4.06%) | 25,500 |
| 18 Aug 1981 | USD | 30.752 | 32.5 | 30.752 | 30.752 | 0.2402 | -1.248 (-3.90%) | 14,500 |
| 17 Aug 1981 | USD | 32 | 33.252 | 32 | 32 | 0.25 | -0.876 (-2.66%) | 13,900 |
| 14 Aug 1981 | USD | 32.876 | 33.628 | 32.876 | 32.876 | 0.2568 | -0.876 (-2.60%) | 43,300 |
| 13 Aug 1981 | USD | 33.752 | 33.876 | 33.252 | 33.752 | 0.2637 | +0.252 (+0.75%) | 44,500 |
| 12 Aug 1981 | USD | 33.5 | 33.876 | 33.376 | 33.5 | 0.2617 | -0.128 (-0.38%) | 10,200 |
| 11 Aug 1981 | USD | 33.628 | 33.628 | 33 | 33.628 | 0.2627 | +0.628 (+1.90%) | 24,000 |
| 10 Aug 1981 | USD | 33 | 33.752 | 33 | 33 | 0.2578 | -0.5 (-1.49%) | 8,500 |
| 7 Aug 1981 | USD | 33.5 | 33.876 | 33.5 | 33.5 | 0.2617 | -0.376 (-1.11%) | 11,500 |
| 6 Aug 1981 | USD | 33.876 | 33.876 | 33.5 | 33.876 | 0.2647 | +0.124 (+0.37%) | 19,400 |
| 5 Aug 1981 | USD | 33.752 | 33.752 | 32.752 | 33.752 | 0.2637 | +0.252 (+0.75%) | 45,200 |
| 4 Aug 1981 | USD | 33.5 | 33.752 | 33.5 | 33.5 | 0.2617 | -0.252 (-0.75%) | 25,800 |
| 3 Aug 1981 | USD | 33.752 | 34.128 | 33.752 | 33.752 | 0.2637 | -0.376 (-1.10%) | 10,800 |
| 31 Jul 1981 | USD | 34.128 | 35 | 34 | 34.128 | 0.2666 | +0.5 (+1.49%) | 86,200 |
| 30 Jul 1981 | USD | 33.628 | 34 | 33.628 | 33.628 | 0.2627 | -0.248 (-0.73%) | 1,000 |
| 29 Jul 1981 | USD | 33.876 | 33.876 | 33 | 33.876 | 0.2647 | +0.376 (+1.12%) | 13,600 |
| 28 Jul 1981 | USD | 33.5 | 34.252 | 33.5 | 33.5 | 0.2617 | -0.128 (-0.38%) | 40,400 |
| 27 Jul 1981 | USD | 33.628 | 34.5 | 33.252 | 33.628 | 0.2627 | +0.252 (+0.76%) | 12,500 |
| 24 Jul 1981 | USD | 33.376 | 33.628 | 33.128 | 33.376 | 0.2607 | +0.248 (+0.75%) | 10,900 |
| 23 Jul 1981 | USD | 33.128 | 35 | 33.128 | 33.128 | 0.2588 | -1.872 (-5.35%) | 16,200 |
