| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DF3AX | 163 | 44.54 % | | 217 | 43.49 % | | | 2 | C C D C | HA7A | 90 | 24.59 % | | 137 | 27.45 % | | | 3 | C C D C C C | DL1ARJ | 60 | 16.39 % | | 72 | 14.43 % | | | 4 | C D C C | F5IN | 23 | 6.28 % | | 37 | 7.41 % | | | 5 | C D C C C | F6HKA | 11 | 3.01 % | | 13 | 2.61 % | | | 6 | C D D C | E74O | 4 | 1.09 % | | 5 | 1.00 % | | | 7 | C C D C C C / D | LZ2CWW/1 | 3 | 0.82 % | | 3 | 0.60 % | | | 8 | C D D C C | A61BK | 2 | 0.55 % | | 2 | 0.40 % | | | 9 | D C D C C C | 9A1CRT | 1 | 0.27 % | | 2 | 0.40 % | | | 10 | D C D C C | 9A2EY | 1 | 0.27 % | | 1 | 0.20 % | | | 11 | D C D C | 9A3B | 1 | 0.27 % | | 1 | 0.20 % | | | 12 | C D C C C / C | F5TVG/P | 1 | 0.27 % | | 1 | 0.20 % | | | 13 | C C D / C C D C C | HB9/RV3DH | 1 | 0.27 % | | 1 | 0.20 % | | | 14 | C C D C C / C | LZ1UQ/M | 1 | 0.27 % | | 1 | 0.20 % | | | 15 | C C D C C / D | LZ1XL/2 | 1 | 0.27 % | | 1 | 0.20 % | | | 16 | C C / C D C C | EI/W5GN | 1 | 0.27 % | | 1 | 0.20 % | | | 17 | C D D D D C | R2013T | 1 | 0.27 % | | 2 | 0.40 % | | | 18 | C D D D C | Z320G | 1 | 0.27 % | | 2 | 0.40 % | |
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