| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DD2ML | 124 | 37.01 % | | 200 | 35.15 % | | | 2 | C C D C | CR6K | 78 | 23.28 % | | 148 | 26.01 % | | | 3 | C C D C C C | DH0GHU | 70 | 20.90 % | | 100 | 17.57 % | | | 4 | C D D C | E70T | 20 | 5.97 % | | 36 | 6.33 % | | | 5 | C D C C | E7DX | 11 | 3.28 % | | 17 | 2.99 % | | | 6 | C D C C C | F6HKA | 7 | 2.09 % | | 12 | 2.11 % | | | 7 | D C D C | 3Z5W | 7 | 2.09 % | | 18 | 3.16 % | | | 8 | C D D C C | S51DX | 7 | 2.09 % | | 18 | 3.16 % | | | 9 | C C D C C / C | EA4FL/P | 5 | 1.49 % | | 7 | 1.23 % | | | 10 | D C D C C | 9A1AA | 3 | 0.90 % | | 8 | 1.41 % | | | 11 | C / C C D C C | F/DK9VZ | 1 | 0.30 % | | 1 | 0.18 % | | | 12 | C C D C C / D | EU1DZ/6 | 1 | 0.30 % | | 1 | 0.18 % | | | 13 | C D D C C C | S59ABC | 1 | 0.30 % | | 3 | 0.53 % | |
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