| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 28 Jan 1981 | USD | 32 | 32.875 | 31.875 | 32 | 1,234.5679 | -0.125 (-0.39%) | 58,000 |
| 27 Jan 1981 | USD | 32.125 | 32.875 | 31.5 | 32.125 | 1,239.3904 | +0.5 (+1.58%) | 46,300 |
| 26 Jan 1981 | USD | 31.625 | 32.625 | 30.125 | 31.625 | 1,220.1003 | -0.5 (-1.56%) | 53,900 |
| 23 Jan 1981 | USD | 32.125 | 32.625 | 32 | 32.125 | 1,239.3904 | -0.25 (-0.77%) | 29,700 |
| 22 Jan 1981 | USD | 32.375 | 34.5 | 32.25 | 32.375 | 1,249.0355 | -1.125 (-3.36%) | 134,000 |
| 21 Jan 1981 | USD | 33.5 | 33.875 | 32.25 | 33.5 | 1,292.4383 | -0.25 (-0.74%) | 153,400 |
| 20 Jan 1981 | USD | 33.75 | 36.25 | 33.5 | 33.75 | 1,302.0833 | -1.5 (-4.26%) | 98,800 |
| 19 Jan 1981 | USD | 35.25 | 36 | 34.25 | 35.25 | 1,359.9537 | +0.5 (+1.44%) | 72,700 |
| 16 Jan 1981 | USD | 34.75 | 34.75 | 33 | 34.75 | 1,340.6636 | +72.338 (+5.70%) | 68,800 |
| 16 Jan 1981 |
|
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| 15 Jan 1981 | USD | 65.75 | 66.5 | 65.5 | 65.75 | 1,268.3256 | -0.5 (-0.75%) | 21,000 |
| 14 Jan 1981 | USD | 66.25 | 66.626 | 65.626 | 66.25 | 1,277.9707 | +1 (+1.53%) | 35,000 |
| 13 Jan 1981 | USD | 65.25 | 66.25 | 64.25 | 65.25 | 1,258.6806 | -0.626 (-0.95%) | 68,100 |
| 12 Jan 1981 | USD | 65.876 | 66.876 | 65.25 | 65.876 | 1,270.7562 | +0.626 (+0.96%) | 56,300 |
| 9 Jan 1981 | USD | 65.25 | 66.376 | 64.75 | 65.25 | 1,258.6806 | -0.376 (-0.57%) | 92,500 |
| 8 Jan 1981 | USD | 65.626 | 68.876 | 63.5 | 65.626 | 1,265.9336 | -3.75 (-5.41%) | 64,100 |
| 7 Jan 1981 | USD | 69.376 | 70 | 68.5 | 69.376 | 1,338.2716 | -4.124 (-5.61%) | 125,200 |
| 6 Jan 1981 | USD | 73.5 | 79.25 | 72 | 73.5 | 1,417.8241 | -3.25 (-4.23%) | 129,700 |
| 5 Jan 1981 | USD | 76.75 | 76.876 | 74 | 76.75 | 1,480.517 | +3.25 (+4.42%) | 51,100 |
| 2 Jan 1981 | USD | 73.5 | 73.5 | 72.5 | 73.5 | 1,417.8241 | +0.75 (+1.03%) | 22,400 |
| 31 Dec 1980 | USD | 72.75 | 74 | 72 | 72.75 | 1,403.3565 | +0.75 (+1.04%) | 16,700 |
| 30 Dec 1980 | USD | 72 | 72.5 | 71.5 | 72 | 1,388.8889 | -0.75 (-1.03%) | 15,500 |
| 29 Dec 1980 | USD | 72.75 | 73.75 | 72.25 | 72.75 | 1,403.3565 | +0.25 (+0.34%) | 27,700 |
| 26 Dec 1980 | USD | 72.5 | 72.876 | 72.25 | 72.5 | 1,398.534 | -0.376 (-0.52%) | 4,900 |
| 24 Dec 1980 | USD | 72.876 | 73 | 72.376 | 72.876 | 1,405.787 | -0.374 (-0.51%) | 20,700 |
| 23 Dec 1980 | USD | 73.25 | 74.75 | 71.376 | 73.25 | 1,413.0015 | -1 (-1.35%) | 43,100 |
| 22 Dec 1980 | USD | 74.25 | 74.25 | 70.376 | 74.25 | 1,432.2917 | +4.25 (+6.07%) | 77,600 |
| 19 Dec 1980 | USD | 70 | 70 | 66.626 | 70 | 1,350.3086 | +3.25 (+4.87%) | 69,700 |
| 18 Dec 1980 | USD | 66.75 | 67.75 | 66.5 | 66.75 | 1,287.6157 | +0.75 (+1.14%) | 60,100 |
| 17 Dec 1980 | USD | 66 | 66 | 64.25 | 66 | 1,273.1481 | +2 (+3.13%) | 104,100 |
| 16 Dec 1980 | USD | 64 | 64.5 | 59.876 | 64 | 1,234.5679 | +4.124 (+6.89%) | 129,600 |
