| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 22 Apr 1981 | USD | 25.875 | 27 | 24.875 | 25.875 | 51.75 | -1.5 (-5.48%) | 34,200 |
| 21 Apr 1981 | USD | 27.375 | 28.5 | 27.125 | 27.375 | 54.75 | -1.5 (-5.19%) | 15,300 |
| 20 Apr 1981 | USD | 28.875 | 30.125 | 28.875 | 28.875 | 57.75 | -1.125 (-3.75%) | 6,300 |
| 17 Apr 1981 | USD | 30 | 30 | 30 | 30 | 60 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 30 | 30.25 | 27.875 | 30 | 60 | +1.875 (+6.67%) | 27,500 |
| 15 Apr 1981 | USD | 28.125 | 29 | 28.125 | 28.125 | 56.25 | -0.75 (-2.60%) | 4,500 |
| 14 Apr 1981 | USD | 28.875 | 29.5 | 28.875 | 28.875 | 57.75 | -0.625 (-2.12%) | 8,400 |
| 13 Apr 1981 | USD | 29.5 | 30.25 | 29.5 | 29.5 | 59 | -1.125 (-3.67%) | 7,400 |
| 10 Apr 1981 | USD | 30.625 | 31.875 | 29.75 | 30.625 | 61.25 | -1.375 (-4.30%) | 11,800 |
| 9 Apr 1981 | USD | 32 | 32.25 | 31.625 | 32 | 64 | +0.25 (+0.79%) | 8,300 |
| 8 Apr 1981 | USD | 31.75 | 33.125 | 31.75 | 31.75 | 63.5 | -1.25 (-3.79%) | 12,200 |
| 7 Apr 1981 | USD | 33 | 33.375 | 32.625 | 33 | 66 | +0.5 (+1.54%) | 19,900 |
| 6 Apr 1981 | USD | 32.5 | 33.375 | 31.375 | 32.5 | 65 | -0.75 (-2.26%) | 20,600 |
| 3 Apr 1981 | USD | 33.25 | 33.875 | 31.625 | 33.25 | 66.5 | +1.25 (+3.91%) | 37,700 |
| 2 Apr 1981 | USD | 32 | 32 | 31 | 32 | 64 | +0.375 (+1.19%) | 19,800 |
| 1 Apr 1981 | USD | 31.625 | 32.25 | 30.75 | 31.625 | 63.25 | +1.125 (+3.69%) | 40,400 |
| 31 Mar 1981 | USD | 30.5 | 30.75 | 28.25 | 30.5 | 61 | +2.5 (+8.93%) | 28,100 |
| 30 Mar 1981 | USD | 28 | 29.125 | 28 | 28 | 56 | -0.875 (-3.03%) | 10,800 |
| 27 Mar 1981 | USD | 28.875 | 30 | 28.625 | 28.875 | 57.75 | -0.75 (-2.53%) | 5,700 |
| 26 Mar 1981 | USD | 29.625 | 30.375 | 29.625 | 29.625 | 59.25 | -0.625 (-2.07%) | 10,500 |
| 25 Mar 1981 | USD | 30.25 | 30.875 | 30.25 | 30.25 | 60.5 | 0.0 (0.0%) | 6,300 |
| 24 Mar 1981 | USD | 30.25 | 30.875 | 30.25 | 30.25 | 60.5 | -0.375 (-1.22%) | 13,900 |
| 23 Mar 1981 | USD | 30.625 | 30.875 | 30.25 | 30.625 | 61.25 | +1.25 (+4.26%) | 24,100 |
| 20 Mar 1981 | USD | 29.375 | 30 | 28.125 | 29.375 | 58.75 | +1 (+3.52%) | 39,100 |
| 19 Mar 1981 | USD | 28.375 | 30 | 28 | 28.375 | 56.75 | -1.875 (-6.20%) | 71,200 |
| 18 Mar 1981 | USD | 30.25 | 34 | 30.25 | 30.25 | 60.5 | -2.88 (-8.69%) | 100,800 |
| 17 Mar 1981 | USD | 33.13 | 33.13 | 33.13 | 33.13 | 66.26 | 0.0 (0.0%) | 0 |
| 16 Mar 1981 | USD | 33.13 | 33.13 | 33.13 | 33.13 | 66.26 | 0.0 (0.0%) | 0 |
| 13 Mar 1981 | USD | 33.13 | 33.13 | 33.13 | 33.13 | 66.26 | 0.0 (0.0%) | 0 |
| 12 Mar 1981 | USD | 33.13 | 33.13 | 33.13 | 33.13 | 66.26 | +0.005 (+0.02%) | 0 |
