| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AA3B | 252 | 43.45 % | | 360 | 47.56 % | | | 2 | C C D C C | AB3AH | 108 | 18.62 % | | 128 | 16.91 % | | | 3 | C C D C C C | BG0DXC | 73 | 12.59 % | | 78 | 10.30 % | | | 4 | C D C C | E7CW | 58 | 10.00 % | | 71 | 9.38 % | | | 5 | C D C C C | F4DPW | 28 | 4.83 % | | 37 | 4.89 % | | | 6 | C D D C | A60A | 19 | 3.28 % | | 31 | 4.10 % | | | 7 | D C D C C | 3B9KW | 9 | 1.55 % | | 10 | 1.32 % | | | 8 | C D D C C | E77EA | 9 | 1.55 % | | 10 | 1.32 % | | | 9 | D C D C | 4U1A | 9 | 1.55 % | | 13 | 1.72 % | | | 10 | C D C | C5Y | 4 | 0.69 % | | 6 | 0.79 % | | | 11 | D C D C C C | 4U0ITU | 3 | 0.52 % | | 3 | 0.40 % | | | 12 | C C D D C | OZ11A | 2 | 0.34 % | | 2 | 0.26 % | | | 13 | C C D / C C D C | IH9/OK1M | 1 | 0.17 % | | 1 | 0.13 % | | | 14 | C C D D C C C | LZ80TUS | 1 | 0.17 % | | 1 | 0.13 % | | | 15 | C C D C C C / C | MU0PLX/M | 1 | 0.17 % | | 1 | 0.13 % | | | 16 | C D C C C / C C D | N2KHH/VY2 | 1 | 0.17 % | | 2 | 0.26 % | | | 17 | C C D C C C / D | IZ5TJD/7 | 1 | 0.17 % | | 1 | 0.13 % | | | 18 | C C / C D C C | TF/W4BB | 1 | 0.17 % | | 1 | 0.13 % | |
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