| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 23 May 1980 | USD | 15.624 | 15.624 | 15.624 | 15.624 | 2.2044 | -0.128 (-0.81%) | 100 |
| 22 May 1980 | USD | 15.752 | 15.752 | 15.752 | 15.752 | 2.2225 | 0.0 (0.0%) | 100 |
| 21 May 1980 | USD | 15.752 | 15.752 | 15.5 | 15.752 | 2.2225 | +0.252 (+1.63%) | 1,001 |
| 20 May 1980 | USD | 15.5 | 15.5 | 15.249 | 15.5 | 2.1869 | -0.252 (-1.60%) | 1,600 |
| 19 May 1980 | USD | 15.752 | 15.752 | 15.5 | 15.752 | 2.2225 | +0.252 (+1.63%) | 401 |
| 16 May 1980 | USD | 15.5 | 15.5 | 15.249 | 15.5 | 2.1869 | +0.375 (+2.48%) | 201 |
| 15 May 1980 | USD | 15.125 | 15.125 | 15.125 | 15.125 | 2.134 | 0.0 (0.0%) | 0 |
| 14 May 1980 | USD | 15.125 | 15.125 | 14.877 | 15.125 | 2.134 | +0.5 (+3.42%) | 601 |
| 13 May 1980 | USD | 14.625 | 15.249 | 14.625 | 14.625 | 2.0635 | -0.252 (-1.69%) | 5,401 |
| 12 May 1980 | USD | 14.877 | 14.877 | 14.877 | 14.877 | 2.099 | +0.252 (+1.72%) | 100 |
| 9 May 1980 | USD | 14.625 | 14.877 | 14.625 | 14.625 | 2.0635 | -0.252 (-1.69%) | 201 |
| 8 May 1980 | USD | 14.877 | 14.877 | 14.877 | 14.877 | 2.099 | 0.0 (0.0%) | 100 |
| 7 May 1980 | USD | 14.877 | 14.877 | 14.625 | 14.877 | 2.099 | +0.252 (+1.72%) | 800 |
| 6 May 1980 | USD | 14.625 | 14.877 | 14.625 | 14.625 | 2.0635 | 0.0 (0.0%) | 1,500 |
| 5 May 1980 | USD | 14.625 | 14.625 | 14.249 | 14.625 | 2.0635 | +0.624 (+4.46%) | 1,100 |
| 2 May 1980 | USD | 14.001 | 14.001 | 14.001 | 14.001 | 1.9754 | 0.0 (0.0%) | 0 |
| 1 May 1980 | USD | 14.001 | 14.001 | 13.626 | 14.001 | 1.9754 | +0.056 (+2.94%) | 401 |
| 1 May 1980 |
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| 30 Apr 1980 | USD | 17.001 | 17.001 | 17.001 | 17.001 | 1.919 | 0.0 (0.0%) | 901 |
| 29 Apr 1980 | USD | 17.001 | 17.249 | 17.001 | 17.001 | 1.919 | -0.248 (-1.44%) | 201 |
| 28 Apr 1980 | USD | 17.249 | 17.249 | 17.249 | 17.249 | 1.947 | 0.0 (0.0%) | 401 |
| 25 Apr 1980 | USD | 17.249 | 17.249 | 17.249 | 17.249 | 1.947 | 0.0 (0.0%) | 0 |
| 24 Apr 1980 | USD | 17.249 | 17.249 | 17.001 | 17.249 | 1.947 | +0.248 (+1.46%) | 1,101 |
| 23 Apr 1980 | USD | 17.001 | 17.001 | 17.001 | 17.001 | 1.919 | -0.248 (-1.44%) | 201 |
| 22 Apr 1980 | USD | 17.249 | 17.249 | 17.001 | 17.249 | 1.947 | +0.376 (+2.23%) | 901 |
| 21 Apr 1980 | USD | 16.873 | 17.249 | 16.873 | 16.873 | 1.9045 | +0.248 (+1.49%) | 1,001 |
| 18 Apr 1980 | USD | 16.625 | 16.625 | 15.748 | 16.625 | 1.8765 | +0.501 (+3.11%) | 3,701 |
| 17 Apr 1980 | USD | 16.124 | 16.124 | 16.124 | 16.124 | 1.82 | +0.124 (+0.78%) | 501 |
| 16 Apr 1980 | USD | 16 | 16.253 | 16 | 16 | 1.806 | 0.0 (0.0%) | 2,301 |
| 15 Apr 1980 | USD | 16 | 16 | 16 | 16 | 1.806 | 0.0 (0.0%) | 0 |
| 14 Apr 1980 | USD | 16 | 16 | 15.624 | 16 | 1.806 | +0.625 (+4.07%) | 1,301 |
