| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DF4TS | 76 | 40.64 % | | 88 | 41.31 % | | | 2 | C C D C C C | CT1ELZ | 53 | 28.34 % | | 58 | 27.23 % | | | 3 | C C D C | ED1R | 22 | 11.76 % | | 26 | 12.21 % | | | 4 | C D C C | K2ZC | 12 | 6.42 % | | 15 | 7.04 % | | | 5 | C D C C C | F4AYI | 6 | 3.21 % | | 6 | 2.82 % | | | 6 | D C D C C | 4J6RO | 6 | 3.21 % | | 6 | 2.82 % | | | 7 | D C D C | 4J5A | 3 | 1.60 % | | 3 | 1.41 % | | | 8 | D C D C C C | 9A1CFR | 2 | 1.07 % | | 2 | 0.94 % | | | 9 | C D D C C | S51KD | 2 | 1.07 % | | 2 | 0.94 % | | | 10 | C C / C C D C C | DL/SP3CW | 1 | 0.53 % | | 1 | 0.47 % | | | 11 | C C D C C C / C C C | IV3ZXQ/QRP | 1 | 0.53 % | | 1 | 0.47 % | | | 12 | C C D D D C C C / D D | OZ150ITU/55 | 1 | 0.53 % | | 3 | 1.41 % | | | 13 | C D C C / D | R9OO/9 | 1 | 0.53 % | | 1 | 0.47 % | | | 14 | C / C C D C C | F/OM2ZA | 1 | 0.53 % | | 1 | 0.47 % | |
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