| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 22 Apr 1981 | USD | 23 | 23.25 | 23 | 23 | 2.875 | -0.5 (-2.13%) | 38,400 |
| 21 Apr 1981 | USD | 23.5 | 24.25 | 23.5 | 23.5 | 2.9375 | 0.0 (0.0%) | 11,800 |
| 20 Apr 1981 | USD | 23.5 | 24 | 23.5 | 23.5 | 2.9375 | +1.5 (+6.82%) | 10,800 |
| 17 Apr 1981 | USD | 22 | 22 | 22 | 22 | 2.75 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 22 | 22.75 | 22 | 22 | 2.75 | +1 (+4.76%) | 10,700 |
| 15 Apr 1981 | USD | 21 | 21.5 | 21 | 21 | 2.625 | +1.25 (+6.33%) | 17,400 |
| 14 Apr 1981 | USD | 19.75 | 20 | 19.75 | 19.75 | 2.4688 | -0.25 (-1.25%) | 16,200 |
| 13 Apr 1981 | USD | 20 | 20.25 | 20 | 20 | 2.5 | +0.5 (+2.56%) | 18,600 |
| 10 Apr 1981 | USD | 19.5 | 20 | 19.5 | 19.5 | 2.4375 | -0.25 (-1.27%) | 16,200 |
| 9 Apr 1981 | USD | 19.75 | 20.5 | 19.75 | 19.75 | 2.4688 | -0.75 (-3.66%) | 15,600 |
| 8 Apr 1981 | USD | 20.5 | 21 | 20.5 | 20.5 | 2.5625 | -0.25 (-1.20%) | 7,100 |
| 7 Apr 1981 | USD | 20.75 | 21.25 | 20.75 | 20.75 | 2.5938 | +0.25 (+1.22%) | 6,500 |
| 6 Apr 1981 | USD | 20.5 | 20.75 | 20.5 | 20.5 | 2.5625 | -0.75 (-3.53%) | 13,100 |
| 3 Apr 1981 | USD | 21.25 | 21.75 | 21.25 | 21.25 | 2.6562 | -0.25 (-1.16%) | 8,300 |
| 2 Apr 1981 | USD | 21.5 | 22 | 21.5 | 21.5 | 2.6875 | -1.75 (-7.53%) | 17,000 |
| 1 Apr 1981 | USD | 23.25 | 23.75 | 23.25 | 23.25 | 2.9062 | -0.75 (-3.13%) | 11,300 |
| 31 Mar 1981 | USD | 24 | 24.5 | 24 | 24 | 3 | +1 (+4.35%) | 12,000 |
| 30 Mar 1981 | USD | 23 | 23.5 | 23 | 23 | 2.875 | -0.25 (-1.08%) | 4,800 |
| 27 Mar 1981 | USD | 23.25 | 23.75 | 23.25 | 23.25 | 2.9062 | -0.25 (-1.06%) | 14,000 |
| 26 Mar 1981 | USD | 23.5 | 24.25 | 23.5 | 23.5 | 2.9375 | 0.0 (0.0%) | 6,400 |
| 25 Mar 1981 | USD | 23.5 | 24.25 | 23.5 | 23.5 | 2.9375 | +0.25 (+1.08%) | 10,200 |
| 24 Mar 1981 | USD | 23.25 | 24 | 23.25 | 23.25 | 2.9062 | +0.75 (+3.33%) | 10,600 |
| 23 Mar 1981 | USD | 22.5 | 23 | 22.5 | 22.5 | 2.8125 | +1 (+4.65%) | 22,500 |
| 20 Mar 1981 | USD | 21.5 | 22 | 21.5 | 21.5 | 2.6875 | 0.0 (0.0%) | 14,900 |
| 19 Mar 1981 | USD | 21.5 | 22 | 21.5 | 21.5 | 2.6875 | 0.0 (0.0%) | 5,200 |
| 18 Mar 1981 | USD | 21.5 | 22 | 21.5 | 21.5 | 2.6875 | +0.5 (+2.38%) | 16,200 |
| 17 Mar 1981 | USD | 21 | 21.25 | 21 | 21 | 2.625 | +0.75 (+3.70%) | 10,900 |
| 16 Mar 1981 | USD | 20.25 | 20.75 | 20.25 | 20.25 | 2.5312 | 0.0 (0.0%) | 5,600 |
| 13 Mar 1981 | USD | 20.25 | 20.5 | 20.25 | 20.25 | 2.5312 | +0.5 (+2.53%) | 15,800 |
| 12 Mar 1981 | USD | 19.75 | 20.25 | 19.75 | 19.75 | 2.4688 | 0.0 (0.0%) | 6,600 |
