| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C C | CT1FKN | 105 | 45.06 % | | 150 | 43.10 % | | | 2 | C C D C C | DD5MA | 59 | 25.32 % | | 94 | 27.01 % | | | 3 | C C D C | DF7C | 27 | 11.59 % | | 48 | 13.79 % | | | 4 | C D C C C | F4ITQ | 15 | 6.44 % | | 19 | 5.46 % | | | 5 | C D C | G3L | 5 | 2.15 % | | 7 | 2.01 % | | | 6 | C D D C | E72U | 5 | 2.15 % | | 6 | 1.72 % | | | 7 | C C / C C D C C | EA/DL5EO | 2 | 0.86 % | | 2 | 0.57 % | | | 8 | C D D C C C | E71BAB | 2 | 0.86 % | | 2 | 0.57 % | | | 9 | D C D C | 3Z9W | 2 | 0.86 % | | 2 | 0.57 % | | | 10 | C D C C | R1CE | 2 | 0.86 % | | 4 | 1.15 % | | | 11 | D C D C C | 9A2DI | 2 | 0.86 % | | 2 | 0.57 % | | | 12 | D C D C C C | 9A1CCY | 1 | 0.43 % | | 2 | 0.57 % | | | 13 | C C D D C C | HA50HK | 1 | 0.43 % | | 1 | 0.29 % | | | 14 | C D / C C D C C | I2/UY2ZA | 1 | 0.43 % | | 1 | 0.29 % | | | 15 | C C D C C C / C | IK1UGX/P | 1 | 0.43 % | | 3 | 0.86 % | | | 16 | C C D D D C C C | AO775AKE | 1 | 0.43 % | | 2 | 0.57 % | | | 17 | C D / C D C C C | S5/M0MPM | 1 | 0.43 % | | 1 | 0.29 % | | | 18 | C C D D C C C | SN50HHI | 1 | 0.43 % | | 2 | 0.57 % | |
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