| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DF0SX | 211 | 47.31 % | | 270 | 46.00 % | | | 2 | C C D C C C | DL2SAX | 83 | 18.61 % | | 98 | 16.70 % | | | 3 | C C D C | DM5Z | 79 | 17.71 % | | 125 | 21.29 % | | | 4 | C D C C | F5IN | 27 | 6.05 % | | 35 | 5.96 % | | | 5 | C D C C C | F5PZR | 12 | 2.69 % | | 13 | 2.21 % | | | 6 | D C D C C | 4O4SM | 6 | 1.35 % | | 6 | 1.02 % | | | 7 | D C D C | 3Z5W | 6 | 1.35 % | | 7 | 1.19 % | | | 8 | C D D C C | E74WN | 5 | 1.12 % | | 10 | 1.70 % | | | 9 | C D D C | S53M | 4 | 0.90 % | | 4 | 0.68 % | | | 10 | C D D D C | Z320G | 3 | 0.67 % | | 4 | 0.68 % | | | 11 | C C / C C D C C | DL/HA5VJ | 1 | 0.22 % | | 1 | 0.17 % | | | 12 | C C D C C C / C | HA6KZS/P | 1 | 0.22 % | | 1 | 0.17 % | | | 13 | C C D C C C / C C C | HA8LNA/QRP | 1 | 0.22 % | | 1 | 0.17 % | | | 14 | C C D / C C D C C | HB9/RV3DH | 1 | 0.22 % | | 1 | 0.17 % | | | 15 | C C D D C C C | LZ60RCP | 1 | 0.22 % | | 1 | 0.17 % | | | 16 | C C D D D D C | OE2013V | 1 | 0.22 % | | 1 | 0.17 % | | | 17 | C C D C C / C | EA4FL/P | 1 | 0.22 % | | 2 | 0.34 % | | | 18 | C C D C C C / D | SP6CES/6 | 1 | 0.22 % | | 2 | 0.34 % | | | 19 | C C C C | XXXX | 1 | 0.22 % | | 1 | 0.17 % | | | 20 | C C D D C | HA30S | 1 | 0.22 % | | 4 | 0.68 % | |
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