| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 10 Jun 1981 | USD | 43.251 | 44.001 | 43.251 | 43.251 | 3.771 | -1.125 (-2.54%) | 7,400 |
| 9 Jun 1981 | USD | 44.376 | 44.751 | 44.001 | 44.376 | 3.8691 | +0.126 (+0.28%) | 26,700 |
| 8 Jun 1981 | USD | 44.25 | 44.751 | 43.5 | 44.25 | 3.8581 | +0.249 (+0.57%) | 48,800 |
| 5 Jun 1981 | USD | 44.001 | 44.001 | 43.752 | 44.001 | 3.8364 | -0.501 (-1.13%) | 44,400 |
| 4 Jun 1981 | USD | 44.502 | 45.252 | 44.25 | 44.502 | 3.8801 | -0.249 (-0.56%) | 6,100 |
| 3 Jun 1981 | USD | 44.751 | 45 | 44.001 | 44.751 | 3.9018 | -0.501 (-1.11%) | 16,000 |
| 2 Jun 1981 | USD | 45.252 | 46.002 | 45 | 45.252 | 3.9455 | 0.0 (0.0%) | 11,000 |
| 1 Jun 1981 | USD | 45.252 | 46.002 | 44.001 | 45.252 | 3.9455 | +1.752 (+4.03%) | 41,500 |
| 29 May 1981 | USD | 43.5 | 44.001 | 42.627 | 43.5 | 3.7927 | +0.498 (+1.16%) | 16,100 |
| 28 May 1981 | USD | 43.002 | 43.626 | 42.501 | 43.002 | 3.7493 | +0.252 (+0.59%) | 53,700 |
| 27 May 1981 | USD | 42.75 | 43.5 | 41.25 | 42.75 | 3.7273 | +1.248 (+3.01%) | 9,700 |
| 26 May 1981 | USD | 41.502 | 41.751 | 41.25 | 41.502 | 3.6185 | -0.249 (-0.60%) | 9,200 |
| 25 May 1981 | USD | 41.751 | 41.751 | 41.751 | 41.751 | 3.6402 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 41.751 | 42 | 41.625 | 41.751 | 3.6402 | +0.249 (+0.60%) | 36,000 |
| 21 May 1981 | USD | 41.502 | 41.502 | 40.626 | 41.502 | 3.6185 | +0.75 (+1.84%) | 51,000 |
| 20 May 1981 | USD | 40.752 | 41.001 | 40.752 | 40.752 | 3.5531 | 0.0 (0.0%) | 40,700 |
| 19 May 1981 | USD | 40.752 | 41.001 | 40.752 | 40.752 | 3.5531 | -0.249 (-0.61%) | 22,700 |
| 18 May 1981 | USD | 41.001 | 41.001 | 40.377 | 41.001 | 3.5748 | +0.75 (+1.86%) | 9,600 |
| 15 May 1981 | USD | 40.251 | 40.875 | 40.251 | 40.251 | 3.5095 | -0.75 (-1.83%) | 27,000 |
| 14 May 1981 | USD | 41.001 | 41.001 | 41.001 | 41.001 | 3.5748 | 0.0 (0.0%) | 70,600 |
| 13 May 1981 | USD | 41.001 | 41.001 | 40.002 | 41.001 | 3.5748 | +0.75 (+1.86%) | 57,400 |
| 12 May 1981 | USD | 40.251 | 40.251 | 39.75 | 40.251 | 3.5095 | +0.501 (+1.26%) | 52,800 |
| 11 May 1981 | USD | 39.75 | 41.127 | 39.75 | 39.75 | 3.4658 | -1.002 (-2.46%) | 25,500 |
| 8 May 1981 | USD | 40.752 | 41.25 | 40.5 | 40.752 | 3.5531 | -0.75 (-1.81%) | 6,000 |
| 7 May 1981 | USD | 41.502 | 41.625 | 41.001 | 41.502 | 3.6185 | -0.123 (-0.30%) | 44,400 |
| 6 May 1981 | USD | 41.625 | 42 | 40.251 | 41.625 | 3.6293 | +1.125 (+2.78%) | 17,200 |
| 5 May 1981 | USD | 40.5 | 40.875 | 40.125 | 40.5 | 3.5312 | -0.252 (-0.62%) | 5,600 |
| 4 May 1981 | USD | 40.752 | 40.752 | 39.501 | 40.752 | 3.5531 | +0.75 (+1.87%) | 20,000 |
| 1 May 1981 | USD | 40.002 | 42 | 40.002 | 40.002 | 3.4877 | -2.499 (-5.88%) | 45,100 |
| 30 Apr 1981 | USD | 42.501 | 42.75 | 42.252 | 42.501 | 3.7056 | +0.249 (+0.59%) | 12,400 |
