| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | CT3KN | 50 | 29.24 % | | 55 | 30.05 % | | | 2 | C C D C | CR5U | 36 | 21.05 % | | 38 | 20.77 % | | | 3 | C C D C C C | DL1YCF | 28 | 16.37 % | | 31 | 16.94 % | | | 4 | C D C C C | F5EAZ | 16 | 9.36 % | | 16 | 8.74 % | | | 5 | C D C C | F5IN | 16 | 9.36 % | | 17 | 9.29 % | | | 6 | C D C | G3P | 5 | 2.92 % | | 5 | 2.73 % | | | 7 | C D C C C / C | G3ILO/P | 4 | 2.34 % | | 4 | 2.19 % | | | 8 | D C D C C | 5P5CW | 4 | 2.34 % | | 4 | 2.19 % | | | 9 | D C D C / C | 9A5D/P | 1 | 0.58 % | | 2 | 1.09 % | | | 10 | D C / C C D C C | 9A/OM8AA | 1 | 0.58 % | | 1 | 0.55 % | | | 11 | C C D C C C C | II3IOTA | 1 | 0.58 % | | 1 | 0.55 % | | | 12 | C D D C | J49A | 1 | 0.58 % | | 1 | 0.55 % | | | 13 | C C / C D C C C | LA/G3TXF | 1 | 0.58 % | | 1 | 0.55 % | | | 14 | C C / C C D C | OH/SM0W | 1 | 0.58 % | | 1 | 0.55 % | | | 15 | C C / C C D C C C | OZ/DL2JRM | 1 | 0.58 % | | 1 | 0.55 % | | | 16 | C D C C / D | R7RF/6 | 1 | 0.58 % | | 1 | 0.55 % | | | 17 | C C D C C / C | RU6DX/P | 1 | 0.58 % | | 1 | 0.55 % | | | 18 | C D D C C | S58MU | 1 | 0.58 % | | 1 | 0.55 % | | | 19 | C C D / C D C C C | SV5/G4DJX | 1 | 0.58 % | | 1 | 0.55 % | | | 20 | C C D / C C D C C C | SV8/SV2RST | 1 | 0.58 % | | 1 | 0.55 % | |
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