| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C C | BD1RCR | 415 | 39.11 % | | 538 | 40.76 % | | | 2 | C C D C C | AM5IP | 264 | 24.88 % | | 328 | 24.85 % | | | 3 | C C D C | DA0T | 237 | 22.34 % | | 287 | 21.74 % | | | 4 | C D C C | E7CW | 33 | 3.11 % | | 36 | 2.73 % | | | 5 | C D D C | E73M | 15 | 1.41 % | | 15 | 1.14 % | | | 6 | C D C C C | F4VSR | 15 | 1.41 % | | 15 | 1.14 % | | | 7 | D C D C C C | 4I1EBC | 15 | 1.41 % | | 20 | 1.52 % | | | 8 | D C D C | 3Z0X | 14 | 1.32 % | | 18 | 1.36 % | | | 9 | C D C | B1Z | 14 | 1.32 % | | 22 | 1.67 % | | | 10 | C D D C C | A65DF | 11 | 1.04 % | | 12 | 0.91 % | | | 11 | D C D C C | 4F3BZ | 9 | 0.85 % | | 9 | 0.68 % | | | 12 | C C D C C C / D | JA4XHF/3 | 5 | 0.47 % | | 6 | 0.45 % | | | 13 | C C D D C C | EO50FF | 4 | 0.38 % | | 4 | 0.30 % | | | 14 | C C D D D D C C | SN1921PS | 2 | 0.19 % | | 2 | 0.15 % | | | 15 | C C D C C / C C C | BG5OA/QRP | 1 | 0.09 % | | 1 | 0.08 % | | | 16 | D C D C C C / D | 7K1MAG/2 | 1 | 0.09 % | | 1 | 0.08 % | | | 17 | C C D D C C C | DL73TXL | 1 | 0.09 % | | 1 | 0.08 % | | | 18 | C C D C C C / C C | IU1DUB/MM | 1 | 0.09 % | | 1 | 0.08 % | | | 19 | C C D D D C | SF400B | 1 | 0.09 % | | 1 | 0.08 % | | | 20 | C C D D C | OG73X | 1 | 0.09 % | | 1 | 0.08 % | | | 21 | C C D / C C D C C C | SV5/DL3DRN | 1 | 0.09 % | | 1 | 0.08 % | | | 22 | C C D C C C C | VR2BLEE | 1 | 0.09 % | | 1 | 0.08 % | |
|