| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C D C C C | K0JFN | 33 | 30.28 % | | 33 | 30.28 % | | | 2 | C C D C C C | KB7KRA | 25 | 22.94 % | | 25 | 22.94 % | | | 3 | C C D C C | AA7CR | 20 | 18.35 % | | 20 | 18.35 % | | | 4 | C D C C | K4HG | 13 | 11.93 % | | 13 | 11.93 % | | | 5 | C C D C | AJ7C | 13 | 11.93 % | | 13 | 11.93 % | | | 6 | C D C C C C | K7GAFE | 1 | 0.92 % | | 1 | 0.92 % | | | 7 | C C D C C C / D | KE6KJD/7 | 1 | 0.92 % | | 1 | 0.92 % | | | 8 | C C D C C / C D | VA6SS/W7 | 1 | 0.92 % | | 1 | 0.92 % | | | 9 | C C D C C / D | VE5DX/7 | 1 | 0.92 % | | 1 | 0.92 % | | | 10 | C D C | W7Q | 1 | 0.92 % | | 1 | 0.92 % | |
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