| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DJ2SX | 20 | 36.36 % | | 21 | 37.50 % | | | 2 | C C D C | DG6O | 13 | 23.64 % | | 13 | 23.21 % | | | 3 | C C D C C C | DL1NKS | 10 | 18.18 % | | 10 | 17.86 % | | | 4 | C D C C C | F6HJO | 6 | 10.91 % | | 6 | 10.71 % | | | 5 | C D D C | E75M | 2 | 3.64 % | | 2 | 3.57 % | | | 6 | C D C C | F5IN | 2 | 3.64 % | | 2 | 3.57 % | | | 7 | D C D D D C | 3Z100I | 1 | 1.82 % | | 1 | 1.79 % | | | 8 | C C D C C C / C | OE9AMJ/P | 1 | 1.82 % | | 1 | 1.79 % | |
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