| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 2 Sep 1981 | USD | 33.376 | 33.498 | 32.375 | 33.376 | 9.2711 | +1.127 (+3.49%) | 28,200 |
| 1 Sep 1981 | USD | 32.249 | 33.376 | 32 | 32.249 | 8.9581 | -0.752 (-2.28%) | 53,200 |
| 31 Aug 1981 | USD | 33.001 | 34.499 | 32.501 | 33.001 | 9.1669 | -0.749 (-2.22%) | 37,900 |
| 28 Aug 1981 | USD | 33.75 | 34.002 | 33.001 | 33.75 | 9.375 | +1.001 (+3.06%) | 29,500 |
| 27 Aug 1981 | USD | 32.749 | 33.376 | 32.249 | 32.749 | 9.0969 | -0.749 (-2.24%) | 83,800 |
| 26 Aug 1981 | USD | 33.498 | 34.499 | 33.376 | 33.498 | 9.305 | -0.626 (-1.83%) | 40,800 |
| 25 Aug 1981 | USD | 34.124 | 34.499 | 32.501 | 34.124 | 9.4789 | -0.627 (-1.80%) | 132,600 |
| 24 Aug 1981 | USD | 34.751 | 35.752 | 34.499 | 34.751 | 9.6531 | -1.123 (-3.13%) | 122,900 |
| 21 Aug 1981 | USD | 35.874 | 35.874 | 35.374 | 35.874 | 9.965 | +0.5 (+1.41%) | 46,100 |
| 20 Aug 1981 | USD | 35.374 | 35.752 | 35.125 | 35.374 | 9.8261 | -0.126 (-0.35%) | 64,000 |
| 19 Aug 1981 | USD | 35.5 | 35.752 | 34.999 | 35.5 | 9.8611 | -0.5 (-1.39%) | 57,400 |
| 18 Aug 1981 | USD | 36 | 36.5 | 35.5 | 36 | 10 | -1.001 (-2.71%) | 88,100 |
| 17 Aug 1981 | USD | 37.001 | 38.502 | 36.626 | 37.001 | 10.2781 | -1.875 (-4.82%) | 53,000 |
| 14 Aug 1981 | USD | 38.876 | 39.874 | 38.372 | 38.876 | 10.7989 | -0.749 (-1.89%) | 76,700 |
| 13 Aug 1981 | USD | 39.625 | 39.874 | 39.251 | 39.625 | 11.0069 | -0.249 (-0.62%) | 9,800 |
| 12 Aug 1981 | USD | 39.874 | 40.126 | 39.748 | 39.874 | 11.0761 | 0.0 (0.0%) | 11,400 |
| 11 Aug 1981 | USD | 39.874 | 40.126 | 39.748 | 39.874 | 11.0761 | -0.252 (-0.63%) | 31,700 |
| 10 Aug 1981 | USD | 40.126 | 40.252 | 39.625 | 40.126 | 11.1461 | +0.126 (+0.32%) | 11,400 |
| 7 Aug 1981 | USD | 40 | 40.126 | 39.748 | 40 | 11.1111 | -0.5 (-1.23%) | 23,800 |
| 6 Aug 1981 | USD | 40.5 | 40.878 | 40.126 | 40.5 | 11.25 | 0.0 (0.0%) | 23,700 |
| 5 Aug 1981 | USD | 40.5 | 40.626 | 40 | 40.5 | 11.25 | +0.5 (+1.25%) | 35,000 |
| 4 Aug 1981 | USD | 40 | 40.126 | 39.748 | 40 | 11.1111 | 0.0 (0.0%) | 10,000 |
| 3 Aug 1981 | USD | 40 | 40.626 | 39.748 | 40 | 11.1111 | +0.749 (+1.91%) | 27,200 |
| 31 Jul 1981 | USD | 39.251 | 39.625 | 38.876 | 39.251 | 10.9031 | +0.749 (+1.95%) | 21,200 |
| 30 Jul 1981 | USD | 38.502 | 39.377 | 38.502 | 38.502 | 10.695 | -0.374 (-0.96%) | 47,700 |
| 29 Jul 1981 | USD | 38.876 | 38.876 | 37.624 | 38.876 | 10.7989 | +0.878 (+2.31%) | 25,600 |
| 28 Jul 1981 | USD | 37.998 | 38.25 | 37.375 | 37.998 | 10.555 | -0.13 (-0.34%) | 101,800 |
| 27 Jul 1981 | USD | 38.128 | 39.125 | 38.128 | 38.128 | 10.5911 | -0.374 (-0.97%) | 34,100 |
| 24 Jul 1981 | USD | 38.502 | 38.624 | 37.998 | 38.502 | 10.695 | +0.504 (+1.33%) | 31,400 |
| 23 Jul 1981 | USD | 37.998 | 38.502 | 37.624 | 37.998 | 10.555 | -0.752 (-1.94%) | 47,500 |
