| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DK0KC | 9 | 40.91 % | | 9 | 40.91 % | | | 2 | C C D C C C | IW9BCW | 5 | 22.73 % | | 5 | 22.73 % | | | 3 | C C D C | EM2G | 3 | 13.64 % | | 3 | 13.64 % | | | 4 | C D C C C | K3PUR | 2 | 9.09 % | | 2 | 9.09 % | | | 5 | C D / C C D C C C | W1/YO7ARY | 1 | 4.55 % | | 1 | 4.55 % | | | 6 | C D C C | W3LL | 1 | 4.55 % | | 1 | 4.55 % | | | 7 | C D D C C | Z31MM | 1 | 4.55 % | | 1 | 4.55 % | |
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