| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 10 Dec 1980 | USD | 31.249 | 31.5 | 31.124 | 31.249 | 0.3255 | +0.125 (+0.40%) | 1,600 |
| 9 Dec 1980 | USD | 31.124 | 31.124 | 31 | 31.124 | 0.3242 | -0.628 (-1.98%) | 800 |
| 8 Dec 1980 | USD | 31.752 | 33.125 | 31.752 | 31.752 | 0.3307 | -1.496 (-4.50%) | 22,000 |
| 5 Dec 1980 | USD | 33.248 | 33.5 | 32.5 | 33.248 | 0.3463 | +1.496 (+4.71%) | 12,900 |
| 4 Dec 1980 | USD | 31.752 | 31.752 | 31 | 31.752 | 0.3307 | +0.752 (+2.43%) | 4,601 |
| 3 Dec 1980 | USD | 31 | 31 | 29.875 | 31 | 0.3229 | +1.625 (+5.53%) | 7,101 |
| 2 Dec 1980 | USD | 29.375 | 29.375 | 28.25 | 29.375 | 0.306 | +1.626 (+5.86%) | 20,000 |
| 1 Dec 1980 | USD | 27.749 | 28.124 | 27.5 | 27.749 | 0.2891 | -0.252 (-0.90%) | 2,500 |
| 28 Nov 1980 | USD | 28.001 | 28.626 | 28.001 | 28.001 | 0.2917 | -1.249 (-4.27%) | 13,801 |
| 27 Nov 1980 | USD | 29.25 | 29.25 | 29.25 | 29.25 | 0.3047 | 0.0 (0.0%) | 0 |
| 26 Nov 1980 | USD | 29.25 | 29.25 | 28.876 | 29.25 | 0.3047 | +0.25 (+0.86%) | 5,700 |
| 25 Nov 1980 | USD | 29 | 29.25 | 28.749 | 29 | 0.3021 | +1.124 (+4.03%) | 8,100 |
| 24 Nov 1980 | USD | 27.876 | 28.375 | 27.749 | 27.876 | 0.2904 | +0.25 (+0.90%) | 7,600 |
| 21 Nov 1980 | USD | 27.626 | 28.375 | 27.626 | 27.626 | 0.2878 | -1.374 (-4.74%) | 7,101 |
| 20 Nov 1980 | USD | 29 | 29.25 | 28.5 | 29 | 0.3021 | -0.25 (-0.85%) | 33,901 |
| 19 Nov 1980 | USD | 29.25 | 29.626 | 29 | 29.25 | 0.3047 | -0.376 (-1.27%) | 14,301 |
| 18 Nov 1980 | USD | 29.626 | 29.875 | 29.25 | 29.626 | 0.3086 | -0.623 (-2.06%) | 10,301 |
| 17 Nov 1980 | USD | 30.249 | 30.625 | 29.875 | 30.249 | 0.3151 | +0.249 (+0.83%) | 8,000 |
| 14 Nov 1980 | USD | 30 | 30.501 | 28.749 | 30 | 0.3125 | -2.751 (-8.40%) | 44,301 |
| 13 Nov 1980 | USD | 32.751 | 33.001 | 32.5 | 32.751 | 0.3412 | +0.126 (+0.39%) | 3,600 |
| 12 Nov 1980 | USD | 32.625 | 32.874 | 32.375 | 32.625 | 0.3398 | -0.249 (-0.76%) | 3,001 |
| 11 Nov 1980 | USD | 32.874 | 33.248 | 32.874 | 32.874 | 0.3424 | +0.123 (+0.38%) | 6,400 |
| 10 Nov 1980 | USD | 32.751 | 32.751 | 32.5 | 32.751 | 0.3412 | +0.251 (+0.77%) | 2,701 |
| 7 Nov 1980 | USD | 32.5 | 32.751 | 32.249 | 32.5 | 0.3385 | -0.501 (-1.52%) | 27,101 |
| 6 Nov 1980 | USD | 33.001 | 33.375 | 32.874 | 33.001 | 0.3438 | -0.247 (-0.74%) | 5,101 |
| 5 Nov 1980 | USD | 33.248 | 33.5 | 33.248 | 33.248 | 0.3463 | 0.0 (0.0%) | 11,401 |
| 4 Nov 1980 | USD | 33.248 | 33.248 | 33.248 | 33.248 | 0.3463 | 0.0 (0.0%) | 0 |
| 3 Nov 1980 | USD | 33.248 | 33.248 | 33.001 | 33.248 | 0.3463 | +0.374 (+1.14%) | 15,700 |
| 31 Oct 1980 | USD | 32.874 | 32.874 | 32.375 | 32.874 | 0.3424 | +0.875 (+2.73%) | 9,501 |
| 30 Oct 1980 | USD | 31.999 | 31.999 | 31.875 | 31.999 | 0.3333 | 0.0 (0.0%) | 1,401 |
