| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | CN8KD | 15 | 55.56 % | | 15 | 55.56 % | | | 2 | C C D C C C | LZ1DNY | 4 | 14.81 % | | 4 | 14.81 % | | | 3 | C D C C | N4BP | 4 | 14.81 % | | 4 | 14.81 % | | | 4 | C D D C | S56A | 2 | 7.41 % | | 2 | 7.41 % | | | 5 | C D C C C | R2DLM | 1 | 3.70 % | | 1 | 3.70 % | | | 6 | C C D C | UA4F | 1 | 3.70 % | | 1 | 3.70 % | |
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