| Date | Currency | Open | High | Low | Close | A.Close | Day Change | Volume |
|---|---|---|---|---|---|---|---|---|
| 25 Jun 1980 | USD | 18.875 | 19 | 18.75 | 18.875 | 6.2917 | -0.125 (-0.66%) | 54,601 |
| 24 Jun 1980 | USD | 19 | 19.125 | 18.875 | 19 | 6.3333 | -0.125 (-0.65%) | 1,300 |
| 23 Jun 1980 | USD | 19.125 | 19.499 | 19 | 19.125 | 6.375 | -0.253 (-1.31%) | 12,501 |
| 20 Jun 1980 | USD | 19.378 | 19.499 | 19.125 | 19.378 | 6.4593 | +0.128 (+0.66%) | 13,201 |
| 19 Jun 1980 | USD | 19.25 | 19.874 | 19.125 | 19.25 | 6.4167 | -0.624 (-3.14%) | 10,301 |
| 18 Jun 1980 | USD | 19.874 | 20.377 | 19.753 | 19.874 | 6.6247 | -0.253 (-1.26%) | 7,501 |
| 17 Jun 1980 | USD | 20.127 | 20.499 | 19.999 | 20.127 | 6.709 | -0.372 (-1.81%) | 18,300 |
| 16 Jun 1980 | USD | 20.499 | 20.499 | 19.25 | 20.499 | 6.833 | +1 (+5.13%) | 39,100 |
| 13 Jun 1980 | USD | 19.499 | 19.999 | 19.499 | 19.499 | 6.4997 | -0.254 (-1.29%) | 21,101 |
| 12 Jun 1980 | USD | 19.753 | 20.127 | 19.753 | 19.753 | 6.5843 | -0.246 (-1.23%) | 10,200 |
| 11 Jun 1980 | USD | 19.999 | 20.127 | 19.753 | 19.999 | 6.6663 | +0.125 (+0.63%) | 30,801 |
| 10 Jun 1980 | USD | 19.874 | 19.874 | 18.875 | 19.874 | 6.6247 | +1.246 (+6.69%) | 309,501 |
| 9 Jun 1980 | USD | 18.628 | 19.25 | 18.5 | 18.628 | 6.2093 | +0.378 (+2.07%) | 30,200 |
| 6 Jun 1980 | USD | 18.25 | 18.75 | 18.25 | 18.25 | 6.0833 | -0.625 (-3.31%) | 10,000 |
| 5 Jun 1980 | USD | 18.875 | 19.25 | 18.5 | 18.875 | 6.2917 | -0.749 (-3.82%) | 62,100 |
| 4 Jun 1980 | USD | 19.624 | 19.753 | 19.25 | 19.624 | 6.5413 | +0.125 (+0.64%) | 18,700 |
| 3 Jun 1980 | USD | 19.499 | 19.874 | 19.378 | 19.499 | 6.4997 | -0.628 (-3.12%) | 35,001 |
| 2 Jun 1980 | USD | 20.127 | 20.249 | 19.624 | 20.127 | 6.709 | +0.374 (+1.89%) | 41,300 |
| 30 May 1980 | USD | 19.753 | 19.753 | 19.378 | 19.753 | 6.5843 | +0.254 (+1.30%) | 24,700 |
| 29 May 1980 | USD | 19.499 | 19.753 | 19.25 | 19.499 | 6.4997 | +0.121 (+0.62%) | 16,301 |
| 28 May 1980 | USD | 19.378 | 19.378 | 18.75 | 19.378 | 6.4593 | +0.628 (+3.35%) | 11,401 |
| 27 May 1980 | USD | 18.75 | 19.378 | 18.5 | 18.75 | 6.25 | +0.5 (+2.74%) | 22,400 |
| 26 May 1980 | USD | 18.25 | 18.25 | 18.25 | 18.25 | 6.0833 | 0.0 (0.0%) | 0 |
| 23 May 1980 | USD | 18.25 | 18.5 | 18 | 18.25 | 6.0833 | -0.002 (-0.01%) | 40,901 |
| 22 May 1980 | USD | 18.252 | 18.627 | 17.876 | 18.252 | 6.084 | +0.251 (+1.39%) | 39,201 |
| 21 May 1980 | USD | 18.001 | 18.123 | 17.876 | 18.001 | 6.0003 | -0.251 (-1.38%) | 190,100 |
| 20 May 1980 | USD | 18.252 | 18.252 | 18.001 | 18.252 | 6.084 | -0.121 (-0.66%) | 6,001 |
| 19 May 1980 | USD | 18.373 | 18.627 | 18.001 | 18.373 | 6.1243 | -0.254 (-1.36%) | 18,201 |
| 16 May 1980 | USD | 18.627 | 18.749 | 18.252 | 18.627 | 6.209 | +0.254 (+1.38%) | 19,100 |
| 15 May 1980 | USD | 18.373 | 18.627 | 18.001 | 18.373 | 6.1243 | +0.121 (+0.66%) | 650,000 |
