| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | RC3F | 43 | 34.13 % | | 49 | 35.51 % | | | 2 | C C D C C | RA1AL | 24 | 19.05 % | | 27 | 19.57 % | | | 3 | C D C C | R1LN | 19 | 15.08 % | | 19 | 13.77 % | | | 4 | C C D C / C | RC3M/P | 14 | 11.11 % | | 16 | 11.59 % | | | 5 | C C D C C C | DL6FAX | 11 | 8.73 % | | 11 | 7.97 % | | | 6 | C C D C C / C | RA7KW/P | 5 | 3.97 % | | 6 | 4.35 % | | | 7 | C D C C / C | R1CA/P | 4 | 3.17 % | | 4 | 2.90 % | | | 8 | C C D C / D | RL4R/6 | 2 | 1.59 % | | 2 | 1.45 % | | | 9 | C D C C C / C | R3UAF/P | 2 | 1.59 % | | 2 | 1.45 % | | | 10 | C C D C C C / C | RK3DWW/P | 1 | 0.79 % | | 1 | 0.72 % | | | 11 | C C D C C / D | RA1ZZ/3 | 1 | 0.79 % | | 1 | 0.72 % | |
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