| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | CW5W | 6 | 35.29 % | | 6 | 35.29 % | | | 2 | C C D C C | CX5BW | 4 | 23.53 % | | 4 | 23.53 % | | | 3 | C C D C C C | JA5FBZ | 4 | 23.53 % | | 4 | 23.53 % | | | 4 | D C D C | 4X0A | 1 | 5.88 % | | 1 | 5.88 % | | | 5 | C C D / C C D C C C | EA8/IK1PMR | 1 | 5.88 % | | 1 | 5.88 % | | | 6 | D C D C C | 4Z1UF | 1 | 5.88 % | | 1 | 5.88 % | |
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