| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DF1DN | 63 | 42.86 % | | 78 | 41.94 % | | | 2 | C C D C C C | DG1HXJ | 31 | 21.09 % | | 33 | 17.74 % | | | 3 | C C D C | DM5N | 28 | 19.05 % | | 43 | 23.12 % | | | 4 | C D C C C | F5ICC | 6 | 4.08 % | | 8 | 4.30 % | | | 5 | C D C C | F5IN | 6 | 4.08 % | | 8 | 4.30 % | | | 6 | C D D C | S51W | 4 | 2.72 % | | 5 | 2.69 % | | | 7 | D C D C C | 4O4SM | 3 | 2.04 % | | 4 | 2.15 % | | | 8 | C D D C C | S51DX | 2 | 1.36 % | | 3 | 1.61 % | | | 9 | C D C | P3X | 1 | 0.68 % | | 1 | 0.54 % | | | 10 | C C / C D C C | EW/R1AT | 1 | 0.68 % | | 1 | 0.54 % | | | 11 | C D D D D C C | R2017CC | 1 | 0.68 % | | 1 | 0.54 % | | | 12 | C C D C C C / C | UA1CEG/P | 1 | 0.68 % | | 1 | 0.54 % | |
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