| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 3 Jun 1981 | USD | 16.5 | 16.625 | 16.376 | 16.5 | 2.4444 | -0.25 (-1.49%) | 5,301 |
| 2 Jun 1981 | USD | 16.75 | 17.375 | 16.625 | 16.75 | 2.4815 | -0.25 (-1.47%) | 4,101 |
| 1 Jun 1981 | USD | 17 | 17.125 | 17 | 17 | 2.5185 | -0.125 (-0.73%) | 6,400 |
| 29 May 1981 | USD | 17.125 | 17.25 | 17.125 | 17.125 | 2.537 | +0.125 (+0.74%) | 1,101 |
| 28 May 1981 | USD | 17 | 17.25 | 17 | 17 | 2.5185 | 0.0 (0.0%) | 3,800 |
| 27 May 1981 | USD | 17 | 17 | 17 | 17 | 2.5185 | 0.0 (0.0%) | 1,000 |
| 26 May 1981 | USD | 17 | 17 | 17 | 17 | 2.5185 | 0.0 (0.0%) | 8,000 |
| 25 May 1981 | USD | 17 | 17 | 17 | 17 | 2.5185 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 17 | 17 | 16.875 | 17 | 2.5185 | 0.0 (0.0%) | 2,400 |
| 21 May 1981 | USD | 17 | 17 | 16.75 | 17 | 2.5185 | +0.25 (+1.49%) | 2,200 |
| 20 May 1981 | USD | 16.75 | 17 | 16.75 | 16.75 | 2.4815 | -0.125 (-0.74%) | 8,000 |
| 19 May 1981 | USD | 16.875 | 17 | 16.75 | 16.875 | 2.5 | +0.125 (+0.75%) | 12,600 |
| 18 May 1981 | USD | 16.75 | 17 | 16.75 | 16.75 | 2.4815 | -0.125 (-0.74%) | 7,301 |
| 15 May 1981 | USD | 16.875 | 16.875 | 16.001 | 16.875 | 2.5 | +0.874 (+5.46%) | 15,701 |
| 14 May 1981 | USD | 16.001 | 16.001 | 16.001 | 16.001 | 2.3705 | 0.0 (0.0%) | 701 |
| 13 May 1981 | USD | 16.001 | 16.001 | 16.001 | 16.001 | 2.3705 | -0.125 (-0.78%) | 2,000 |
| 12 May 1981 | USD | 16.126 | 16.126 | 16.126 | 16.126 | 2.389 | +0.125 (+0.78%) | 5,400 |
| 11 May 1981 | USD | 16.001 | 16.001 | 15.501 | 16.001 | 2.3705 | +0.25 (+1.59%) | 4,400 |
| 8 May 1981 | USD | 15.751 | 15.751 | 15.501 | 15.751 | 2.3335 | +0.25 (+1.61%) | 1,400 |
| 7 May 1981 | USD | 15.501 | 15.501 | 15.501 | 15.501 | 2.2964 | 0.0 (0.0%) | 1,501 |
| 6 May 1981 | USD | 15.501 | 15.751 | 15.501 | 15.501 | 2.2964 | 0.0 (0.0%) | 1,200 |
| 5 May 1981 | USD | 15.501 | 15.501 | 15.123 | 15.501 | 2.2964 | +0.378 (+2.50%) | 4,200 |
| 4 May 1981 | USD | 15.123 | 15.252 | 15.123 | 15.123 | 2.2404 | -0.503 (-3.22%) | 5,301 |
| 1 May 1981 | USD | 15.626 | 15.626 | 15.501 | 15.626 | 2.315 | +0.374 (+2.45%) | 600 |
| 30 Apr 1981 | USD | 15.252 | 16.126 | 15.252 | 15.252 | 2.2596 | -0.874 (-5.42%) | 2,701 |
| 29 Apr 1981 | USD | 16.126 | 16.126 | 16.001 | 16.126 | 2.389 | 0.0 (0.0%) | 3,600 |
| 28 Apr 1981 | USD | 16.126 | 16.126 | 16.001 | 16.126 | 2.389 | 0.0 (0.0%) | 2,501 |
| 27 Apr 1981 | USD | 16.126 | 16.126 | 16.001 | 16.126 | 2.389 | +0.125 (+0.78%) | 3,901 |
| 24 Apr 1981 | USD | 16.001 | 16.126 | 16.001 | 16.001 | 2.3705 | -0.125 (-0.78%) | 4,800 |
| 23 Apr 1981 | USD | 16.126 | 16.251 | 16.001 | 16.126 | 2.389 | +0.125 (+0.78%) | 4,400 |
