| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 19 Jan 1981 | USD | 42.75 | 43.254 | 42.75 | 42.75 | 0.2227 | +0.498 (+1.18%) | 17,100 |
| 16 Jan 1981 | USD | 42.252 | 42.75 | 42.252 | 42.252 | 0.2201 | 0.0 (0.0%) | 21,500 |
| 15 Jan 1981 | USD | 42.252 | 42.75 | 42.252 | 42.252 | 0.2201 | +0.498 (+1.19%) | 9,400 |
| 14 Jan 1981 | USD | 41.754 | 42.252 | 41.754 | 41.754 | 0.2175 | -1.998 (-4.57%) | 12,700 |
| 13 Jan 1981 | USD | 43.752 | 44.004 | 43.752 | 43.752 | 0.2279 | -0.75 (-1.69%) | 32,400 |
| 12 Jan 1981 | USD | 44.502 | 45 | 44.502 | 44.502 | 0.2318 | -0.75 (-1.66%) | 18,100 |
| 9 Jan 1981 | USD | 45.252 | 45.75 | 45.252 | 45.252 | 0.2357 | +0.75 (+1.69%) | 25,800 |
| 8 Jan 1981 | USD | 44.502 | 44.754 | 44.502 | 44.502 | 0.2318 | -0.252 (-0.56%) | 26,700 |
| 7 Jan 1981 | USD | 44.754 | 45.252 | 44.754 | 44.754 | 0.2331 | -2.748 (-5.79%) | 56,500 |
| 6 Jan 1981 | USD | 47.502 | 47.754 | 47.502 | 47.502 | 0.2474 | +4.002 (+9.20%) | 64,400 |
| 5 Jan 1981 | USD | 43.5 | 44.004 | 43.5 | 43.5 | 0.2266 | +1.998 (+4.81%) | 17,100 |
| 2 Jan 1981 | USD | 41.502 | 42 | 41.502 | 41.502 | 0.2162 | 0.0 (0.0%) | 5,800 |
| 31 Dec 1980 | USD | 41.502 | 41.754 | 41.502 | 41.502 | 0.2162 | +0.252 (+0.61%) | 5,000 |
| 30 Dec 1980 | USD | 41.25 | 41.754 | 41.25 | 41.25 | 0.2148 | +0.246 (+0.60%) | 6,100 |
| 29 Dec 1980 | USD | 41.004 | 41.502 | 41.004 | 41.004 | 0.2136 | 0.0 (0.0%) | 9,400 |
| 26 Dec 1980 | USD | 41.004 | 41.502 | 41.004 | 41.004 | 0.2136 | +1.002 (+2.50%) | 6,200 |
| 24 Dec 1980 | USD | 40.002 | 40.5 | 40.002 | 40.002 | 0.2083 | +0.252 (+0.63%) | 2,900 |
| 23 Dec 1980 | USD | 39.75 | 40.254 | 39.75 | 39.75 | 0.207 | +0.498 (+1.27%) | 54,600 |
| 22 Dec 1980 | USD | 39.252 | 39.504 | 39.252 | 39.252 | 0.2044 | 0.0 (0.0%) | 6,200 |
| 19 Dec 1980 | USD | 39.252 | 39.504 | 39.252 | 39.252 | 0.2044 | -0.252 (-0.64%) | 5,400 |
| 18 Dec 1980 | USD | 39.504 | 39.75 | 39.504 | 39.504 | 0.2057 | +0.504 (+1.29%) | 11,400 |
| 17 Dec 1980 | USD | 39 | 39.504 | 39 | 39 | 0.2031 | 0.0 (0.0%) | 7,100 |
| 16 Dec 1980 | USD | 39 | 39.504 | 39 | 39 | 0.2031 | +0.246 (+0.63%) | 8,400 |
| 15 Dec 1980 | USD | 38.754 | 39 | 38.754 | 38.754 | 0.2018 | +1.5 (+4.03%) | 10,500 |
| 12 Dec 1980 | USD | 37.254 | 37.752 | 37.254 | 37.254 | 0.194 | +0.75 (+2.05%) | 15,100 |
| 11 Dec 1980 | USD | 36.504 | 37.002 | 36.504 | 36.504 | 0.1901 | -0.75 (-2.01%) | 13,300 |
| 10 Dec 1980 | USD | 37.254 | 37.752 | 37.254 | 37.254 | 0.194 | -1.5 (-3.87%) | 9,000 |
| 9 Dec 1980 | USD | 38.754 | 39.252 | 38.754 | 38.754 | 0.2018 | 0.0 (0.0%) | 12,000 |
| 8 Dec 1980 | USD | 38.754 | 39 | 38.754 | 38.754 | 0.2018 | -2.748 (-6.62%) | 22,200 |
| 5 Dec 1980 | USD | 41.502 | 42 | 41.502 | 41.502 | 0.2162 | -1.752 (-4.05%) | 14,100 |
