| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 22 Apr 1981 | USD | 25.625 | 26.75 | 25.375 | 25.625 | 988.6188 | -1.75 (-6.39%) | 94,800 |
| 21 Apr 1981 | USD | 27.375 | 28.75 | 27.25 | 27.375 | 1,056.1343 | -1 (-3.52%) | 88,500 |
| 20 Apr 1981 | USD | 28.375 | 28.375 | 27.625 | 28.375 | 1,094.7145 | +0.375 (+1.34%) | 37,700 |
| 17 Apr 1981 | USD | 28 | 28 | 28 | 28 | 1,080.2469 | 0.0 (0.0%) | 0 |
| 16 Apr 1981 | USD | 28 | 28.25 | 27.5 | 28 | 1,080.2469 | +0.625 (+2.28%) | 63,800 |
| 15 Apr 1981 | USD | 27.375 | 27.625 | 27.125 | 27.375 | 1,056.1343 | +0.125 (+0.46%) | 33,700 |
| 14 Apr 1981 | USD | 27.25 | 27.5 | 26.75 | 27.25 | 1,051.3117 | -0.375 (-1.36%) | 60,400 |
| 13 Apr 1981 | USD | 27.625 | 28.5 | 27.5 | 27.625 | 1,065.7793 | -1.5 (-5.15%) | 53,700 |
| 10 Apr 1981 | USD | 29.125 | 30.375 | 29 | 29.125 | 1,123.6497 | -1.125 (-3.72%) | 38,500 |
| 9 Apr 1981 | USD | 30.25 | 30.25 | 29.25 | 30.25 | 1,167.0525 | +0.25 (+0.83%) | 73,100 |
| 8 Apr 1981 | USD | 30 | 30.25 | 29.75 | 30 | 1,157.4074 | +0.375 (+1.27%) | 21,100 |
| 7 Apr 1981 | USD | 29.625 | 30.125 | 29.5 | 29.625 | 1,142.9398 | -0.375 (-1.25%) | 55,600 |
| 6 Apr 1981 | USD | 30 | 30.125 | 29.5 | 30 | 1,157.4074 | -0.125 (-0.41%) | 32,500 |
| 3 Apr 1981 | USD | 30.125 | 31.25 | 30 | 30.125 | 1,162.2299 | -0.875 (-2.82%) | 30,500 |
| 2 Apr 1981 | USD | 31 | 31.75 | 30.75 | 31 | 1,195.9877 | -0.625 (-1.98%) | 26,600 |
| 1 Apr 1981 | USD | 31.625 | 32.5 | 31.5 | 31.625 | 1,220.1003 | -0.5 (-1.56%) | 18,200 |
| 31 Mar 1981 | USD | 32.125 | 32.25 | 31.375 | 32.125 | 1,239.3904 | +0.875 (+2.80%) | 44,700 |
| 30 Mar 1981 | USD | 31.25 | 31.75 | 31.25 | 31.25 | 1,205.6327 | 0.0 (0.0%) | 26,800 |
| 27 Mar 1981 | USD | 31.25 | 31.875 | 31 | 31.25 | 1,205.6327 | -0.375 (-1.19%) | 37,300 |
| 26 Mar 1981 | USD | 31.625 | 32 | 31 | 31.625 | 1,220.1003 | +0.875 (+2.85%) | 78,500 |
| 25 Mar 1981 | USD | 30.75 | 31 | 29.5 | 30.75 | 1,186.3426 | +0.75 (+2.50%) | 95,100 |
| 24 Mar 1981 | USD | 30 | 30.625 | 29.625 | 30 | 1,157.4074 | +0.125 (+0.42%) | 74,600 |
| 23 Mar 1981 | USD | 29.875 | 29.875 | 29.375 | 29.875 | 1,152.5849 | +0.375 (+1.27%) | 106,000 |
| 20 Mar 1981 | USD | 29.5 | 29.75 | 29.25 | 29.5 | 1,138.1173 | -0.125 (-0.42%) | 92,100 |
| 19 Mar 1981 | USD | 29.625 | 31 | 29.5 | 29.625 | 1,142.9398 | -1 (-3.27%) | 28,000 |
| 18 Mar 1981 | USD | 30.625 | 31.25 | 30.125 | 30.625 | 1,181.5201 | +0.125 (+0.41%) | 31,900 |
| 17 Mar 1981 | USD | 30.5 | 31.75 | 29.75 | 30.5 | 1,176.6975 | -0.625 (-2.01%) | 60,200 |
| 16 Mar 1981 | USD | 31.125 | 31.125 | 30.5 | 31.125 | 1,200.8102 | +0.375 (+1.22%) | 48,200 |
| 13 Mar 1981 | USD | 30.75 | 31.625 | 30.625 | 30.75 | 1,186.3426 | -0.5 (-1.60%) | 50,800 |
| 12 Mar 1981 | USD | 31.25 | 31.5 | 29.125 | 31.25 | 1,205.6327 | +1.75 (+5.93%) | 34,000 |
