| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C D C C C | G0GDU | 71 | 45.51 % | | 88 | 41.51 % | | | 2 | C C D C C | GB5CC | 40 | 25.64 % | | 61 | 28.77 % | | | 3 | C C D C C C | GI4BQI | 17 | 10.90 % | | 23 | 10.85 % | | | 4 | C D C | C4Z | 9 | 5.77 % | | 11 | 5.19 % | | | 5 | C D C C | G3BJ | 5 | 3.21 % | | 8 | 3.77 % | | | 6 | D C D C C | 3B8XF | 5 | 3.21 % | | 7 | 3.30 % | | | 7 | C C D C | GM4M | 3 | 1.92 % | | 5 | 2.36 % | | | 8 | D C D C C C | 5B4AHJ | 2 | 1.28 % | | 3 | 1.42 % | | | 9 | C D C C C / C | G4GBP/P | 2 | 1.28 % | | 2 | 0.94 % | | | 10 | D C D C | 9H6A | 1 | 0.64 % | | 2 | 0.94 % | | | 11 | C D D C C | V31GX | 1 | 0.64 % | | 2 | 0.94 % | |
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