| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AC1U | 311 | 35.71 % | | 432 | 39.56 % | | | 2 | C C D C C | AA4VT | 213 | 24.45 % | | 246 | 22.53 % | | | 3 | C C D C C C | BG0DLA | 195 | 22.39 % | | 209 | 19.14 % | | | 4 | C D C C C | F1PSX | 38 | 4.36 % | | 42 | 3.85 % | | | 5 | C D C C | D4DX | 32 | 3.67 % | | 43 | 3.94 % | | | 6 | C D D C | A42K | 24 | 2.76 % | | 35 | 3.21 % | | | 7 | D C D C | 3Z1K | 13 | 1.49 % | | 19 | 1.74 % | | | 8 | C D D C C | E77EA | 12 | 1.38 % | | 13 | 1.19 % | | | 9 | D C D C C | 4O3RR | 8 | 0.92 % | | 8 | 0.73 % | | | 10 | C D C | C4W | 7 | 0.80 % | | 11 | 1.01 % | | | 11 | C C D D C C C | LZ73TRC | 2 | 0.23 % | | 2 | 0.18 % | | | 12 | C C D D C C | OF60AP | 2 | 0.23 % | | 2 | 0.18 % | | | 13 | D C D C C C | 2E0HEV | 2 | 0.23 % | | 2 | 0.18 % | | | 14 | C C D D C | SO55K | 2 | 0.23 % | | 2 | 0.18 % | | | 15 | C C D / C D C C C | EA6/F4FFH | 1 | 0.11 % | | 1 | 0.09 % | | | 16 | C C D C C C / D | KB1EFS/2 | 1 | 0.11 % | | 1 | 0.09 % | | | 17 | D C D D C | 9A73A | 1 | 0.11 % | | 1 | 0.09 % | | | 18 | C D D C C C | S51CAB | 1 | 0.11 % | | 1 | 0.09 % | | | 19 | C C D D D C C C | OL730PLZ | 1 | 0.11 % | | 2 | 0.18 % | | | 20 | C D D D C C | S590AA | 1 | 0.11 % | | 1 | 0.09 % | | | 21 | C D D D C | S571C | 1 | 0.11 % | | 2 | 0.18 % | | | 22 | C C D / C D C C | TI8/N7ZG | 1 | 0.11 % | | 1 | 0.09 % | | | 23 | C C D D D C | YL400L | 1 | 0.11 % | | 2 | 0.18 % | | | 24 | C C / C C D C C C | YO/IK5MEP | 1 | 0.11 % | | 1 | 0.09 % | |
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