| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | HA6NL | 8 | 40.00 % | | 8 | 40.00 % | | | 2 | C C D C C C | CT1DRB | 7 | 35.00 % | | 7 | 35.00 % | | | 3 | C C D C | OK5M | 2 | 10.00 % | | 2 | 10.00 % | | | 4 | C D C C | F5IN | 2 | 10.00 % | | 2 | 10.00 % | | | 5 | C D C C C | F6GCI | 1 | 5.00 % | | 1 | 5.00 % | |
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