| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 11 Mar 1981 | USD | 82.5 | 84 | 82.5 | 82.5 | 1.1708 | -1 (-1.20%) | 60,700 |
| 10 Mar 1981 | USD | 83.5 | 84.5 | 83.5 | 83.5 | 1.185 | -1.5 (-1.76%) | 92,900 |
| 9 Mar 1981 | USD | 85 | 85.628 | 83.752 | 85 | 1.2063 | +1.5 (+1.80%) | 42,600 |
| 6 Mar 1981 | USD | 83.5 | 84.628 | 83.376 | 83.5 | 1.185 | -0.752 (-0.89%) | 89,600 |
| 5 Mar 1981 | USD | 84.252 | 85.128 | 84.252 | 84.252 | 1.1957 | -0.5 (-0.59%) | 39,400 |
| 4 Mar 1981 | USD | 84.752 | 86 | 84.5 | 84.752 | 1.2028 | -0.748 (-0.87%) | 163,500 |
| 3 Mar 1981 | USD | 85.5 | 87.376 | 85.5 | 85.5 | 1.2134 | -1.876 (-2.15%) | 42,400 |
| 2 Mar 1981 | USD | 87.376 | 87.876 | 87.252 | 87.376 | 1.24 | -0.124 (-0.14%) | 56,900 |
| 27 Feb 1981 | USD | 87.5 | 87.876 | 85.628 | 87.5 | 1.2418 | +1.124 (+1.30%) | 91,200 |
| 26 Feb 1981 | USD | 86.376 | 87.5 | 85.376 | 86.376 | 1.2258 | +0.376 (+0.44%) | 96,000 |
| 25 Feb 1981 | USD | 86 | 87 | 83.876 | 86 | 1.2205 | -0.5 (-0.58%) | 104,100 |
| 24 Feb 1981 | USD | 86.5 | 87.752 | 86.252 | 86.5 | 1.2276 | -0.128 (-0.15%) | 60,500 |
| 23 Feb 1981 | USD | 86.628 | 87.128 | 86.128 | 86.628 | 1.2294 | +1.128 (+1.32%) | 50,800 |
| 20 Feb 1981 | USD | 85.5 | 86.876 | 85.252 | 85.5 | 1.2134 | -0.252 (-0.29%) | 130,000 |
| 19 Feb 1981 | USD | 85.752 | 88 | 85 | 85.752 | 1.217 | -2.624 (-2.97%) | 106,100 |
| 18 Feb 1981 | USD | 88.376 | 88.376 | 85.752 | 88.376 | 1.2542 | +3.5 (+4.12%) | 92,300 |
| 17 Feb 1981 | USD | 84.876 | 85.5 | 84 | 84.876 | 1.2045 | 0.0 (0.0%) | 116,200 |
| 16 Feb 1981 | USD | 84.876 | 84.876 | 84.876 | 84.876 | 1.2045 | 0.0 (0.0%) | 0 |
| 13 Feb 1981 | USD | 84.876 | 86 | 84.628 | 84.876 | 1.2045 | -0.876 (-1.02%) | 86,100 |
| 12 Feb 1981 | USD | 85.752 | 86.876 | 85.5 | 85.752 | 1.217 | -1 (-1.15%) | 48,000 |
| 11 Feb 1981 | USD | 86.752 | 88 | 86.628 | 86.752 | 1.2312 | -1 (-1.14%) | 59,900 |
| 10 Feb 1981 | USD | 87.752 | 88.752 | 87.128 | 87.752 | 1.2453 | -0.748 (-0.85%) | 100,300 |
| 9 Feb 1981 | USD | 88.5 | 90.752 | 88 | 88.5 | 1.256 | +0.5 (+0.57%) | 244,000 |
| 6 Feb 1981 | USD | 88 | 88.752 | 84.876 | 88 | 1.2489 | +2.624 (+3.07%) | 84,100 |
| 5 Feb 1981 | USD | 85.376 | 86.376 | 84.5 | 85.376 | 1.2116 | +0.624 (+0.74%) | 61,700 |
| 4 Feb 1981 | USD | 84.752 | 85.5 | 83.752 | 84.752 | 1.2028 | +1.5 (+1.80%) | 80,100 |
| 3 Feb 1981 | USD | 83.252 | 83.252 | 81 | 83.252 | 1.1815 | +2.752 (+3.42%) | 103,100 |
| 2 Feb 1981 | USD | 80.5 | 82.252 | 79.376 | 80.5 | 1.1424 | -1.752 (-2.13%) | 65,800 |
| 30 Jan 1981 | USD | 82.252 | 84.128 | 82.252 | 82.252 | 1.1673 | -1.876 (-2.23%) | 36,000 |
| 29 Jan 1981 | USD | 84.128 | 84.252 | 83 | 84.128 | 1.1939 | +0.876 (+1.05%) | 62,100 |
