| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C D C C C | G0KYA | 104 | 46.85 % | | 157 | 47.01 % | | | 2 | C C D C C | GB5CC | 49 | 22.07 % | | 75 | 22.46 % | | | 3 | C C D C C C | GI0RQK | 39 | 17.57 % | | 51 | 15.27 % | | | 4 | C D C | G3L | 10 | 4.50 % | | 15 | 4.49 % | | | 5 | C C D C | GM3A | 9 | 4.05 % | | 17 | 5.09 % | | | 6 | C D C C | G3BJ | 7 | 3.15 % | | 12 | 3.59 % | | | 7 | D C D C C | 5B4WN | 3 | 1.35 % | | 5 | 1.50 % | | | 8 | D C D C C C | 2E0OBO | 1 | 0.45 % | | 2 | 0.60 % | |
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