| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 1 Jun 1981 | USD | 16 | 16.5 | 16 | 16 | 1.6 | +0.25 (+1.59%) | 1,400 |
| 29 May 1981 | USD | 15.75 | 16.25 | 15.75 | 15.75 | 1.575 | +0.624 (+4.13%) | 7,900 |
| 28 May 1981 | USD | 15.126 | 15.5 | 15.126 | 15.126 | 1.5126 | +0.126 (+0.84%) | 2,500 |
| 27 May 1981 | USD | 15 | 15.5 | 15 | 15 | 1.5 | +0.25 (+1.69%) | 1,800 |
| 26 May 1981 | USD | 14.75 | 15.25 | 14.75 | 14.75 | 1.475 | +0.25 (+1.72%) | 6,200 |
| 25 May 1981 | USD | 14.5 | 14.5 | 14.5 | 14.5 | 1.45 | 0.0 (0.0%) | 0 |
| 22 May 1981 | USD | 14.5 | 15 | 14.5 | 14.5 | 1.45 | 0.0 (0.0%) | 1,300 |
| 21 May 1981 | USD | 14.5 | 15.25 | 14.5 | 14.5 | 1.45 | 0.0 (0.0%) | 1,100 |
| 20 May 1981 | USD | 14.5 | 14.5 | 14.5 | 14.5 | 1.45 | 0.0 (0.0%) | 0 |
| 19 May 1981 | USD | 14.5 | 15 | 14.5 | 14.5 | 1.45 | 0.0 (0.0%) | 1,300 |
| 18 May 1981 | USD | 14.5 | 14.75 | 14.5 | 14.5 | 1.45 | 0.0 (0.0%) | 300 |
| 15 May 1981 | USD | 14.5 | 14.75 | 14.5 | 14.5 | 1.45 | +0.25 (+1.75%) | 3,200 |
| 14 May 1981 | USD | 14.25 | 14.75 | 14.25 | 14.25 | 1.425 | +0.25 (+1.79%) | 1,100 |
| 13 May 1981 | USD | 14 | 14.75 | 14 | 14 | 1.4 | 0.0 (0.0%) | 2,500 |
| 12 May 1981 | USD | 14 | 14.5 | 14 | 14 | 1.4 | 0.0 (0.0%) | 2,900 |
| 11 May 1981 | USD | 14 | 14.5 | 14 | 14 | 1.4 | -0.5 (-3.45%) | 10,700 |
| 8 May 1981 | USD | 14.5 | 15 | 14.5 | 14.5 | 1.45 | +0.25 (+1.75%) | 2,800 |
| 7 May 1981 | USD | 14.25 | 15 | 14.25 | 14.25 | 1.425 | -0.25 (-1.72%) | 2,800 |
| 6 May 1981 | USD | 14.5 | 15 | 14.5 | 14.5 | 1.45 | -0.25 (-1.69%) | 1,300 |
| 5 May 1981 | USD | 14.75 | 15.25 | 14.75 | 14.75 | 1.475 | -0.5 (-3.28%) | 2,300 |
| 4 May 1981 | USD | 15.25 | 15.75 | 15.25 | 15.25 | 1.525 | -0.25 (-1.61%) | 1,000 |
| 1 May 1981 | USD | 15.5 | 16 | 15.5 | 15.5 | 1.55 | 0.0 (0.0%) | 1,600 |
| 30 Apr 1981 | USD | 15.5 | 16 | 15.5 | 15.5 | 1.55 | 0.0 (0.0%) | 2,200 |
| 29 Apr 1981 | USD | 15.5 | 16 | 15.5 | 15.5 | 1.55 | 0.0 (0.0%) | 700 |
| 28 Apr 1981 | USD | 15.5 | 16 | 15.5 | 15.5 | 1.55 | -0.25 (-1.59%) | 2,300 |
| 27 Apr 1981 | USD | 15.75 | 16.25 | 15.75 | 15.75 | 1.575 | -0.25 (-1.56%) | 20,300 |
| 24 Apr 1981 | USD | 16 | 16.25 | 16 | 16 | 1.6 | 0.0 (0.0%) | 500 |
| 23 Apr 1981 | USD | 16 | 16.25 | 16 | 16 | 1.6 | 0.0 (0.0%) | 4,200 |
| 22 Apr 1981 | USD | 16 | 16.25 | 16 | 16 | 1.6 | 0.0 (0.0%) | 4,500 |
| 21 Apr 1981 | USD | 16 | 16.25 | 16 | 16 | 1.6 | +0.25 (+1.59%) | 4,500 |
