| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AE1P | 126 | 49.41 % | | 151 | 52.25 % | | | 2 | C C D C C | AA4VT | 47 | 18.43 % | | 49 | 16.96 % | | | 3 | C C D C C C | CD5MWW | 33 | 12.94 % | | 33 | 11.42 % | | | 4 | C D C C C | F4AIF | 16 | 6.27 % | | 16 | 5.54 % | | | 5 | C D C C | K1LZ | 12 | 4.71 % | | 15 | 5.19 % | | | 6 | C D D C | J62K | 7 | 2.75 % | | 9 | 3.11 % | | | 7 | D C D C | 5J3B | 4 | 1.57 % | | 5 | 1.73 % | | | 8 | C D D C C | S51DX | 3 | 1.18 % | | 3 | 1.04 % | | | 9 | C C D C C C / D | IZ5TJD/7 | 1 | 0.39 % | | 1 | 0.35 % | | | 10 | D C D C C | 4U1WB | 1 | 0.39 % | | 1 | 0.35 % | | | 11 | C D C | M6T | 1 | 0.39 % | | 2 | 0.69 % | | | 12 | C C D D D C C C | OL730PLZ | 1 | 0.39 % | | 1 | 0.35 % | | | 13 | D C D D C | 9A73A | 1 | 0.39 % | | 1 | 0.35 % | | | 14 | C C D / C D C C | TI8/N7ZG | 1 | 0.39 % | | 1 | 0.35 % | | | 15 | C C D D C | TM18Z | 1 | 0.39 % | | 1 | 0.35 % | |
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