| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | CX2BR | 153 | 45.40 % | | 191 | 44.73 % | | | 2 | C C D C | HG1G | 68 | 20.18 % | | 92 | 21.55 % | | | 3 | C C D C C C | CR7AJL | 62 | 18.40 % | | 74 | 17.33 % | | | 4 | C D C C | F5IN | 23 | 6.82 % | | 32 | 7.49 % | | | 5 | C D C C C | F5NBX | 10 | 2.97 % | | 11 | 2.58 % | | | 6 | C D D C | E77W | 4 | 1.19 % | | 7 | 1.64 % | | | 7 | D C D C C | 4Z5FW | 4 | 1.19 % | | 6 | 1.41 % | | | 8 | D C D C | 4L8A | 3 | 0.89 % | | 3 | 0.70 % | | | 9 | C D D C C | S51DX | 2 | 0.59 % | | 2 | 0.47 % | | | 10 | C C / C C D C C | DL/SP3CW | 2 | 0.59 % | | 3 | 0.70 % | | | 11 | D C D C C C | 9A1CRT | 1 | 0.30 % | | 1 | 0.23 % | | | 12 | C / C D C C C | F/G4BJM | 1 | 0.30 % | | 1 | 0.23 % | | | 13 | C C D C C C / D | IZ8JFL/1 | 1 | 0.30 % | | 1 | 0.23 % | | | 14 | C C D / C C D C C | HB9/RV3DH | 1 | 0.30 % | | 1 | 0.23 % | | | 15 | C D C C / C C C | U5EX/QRP | 1 | 0.30 % | | 1 | 0.23 % | | | 16 | C C C C | XXXX | 1 | 0.30 % | | 1 | 0.23 % | |
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