| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | CN3A | 79 | 40.10 % | | 79 | 39.90 % | | | 2 | C C D C C | AD8CW | 44 | 22.34 % | | 44 | 22.22 % | | | 3 | C D C C | E7CW | 32 | 16.24 % | | 32 | 16.16 % | | | 4 | C C D C C C | BG0DLA | 17 | 8.63 % | | 17 | 8.59 % | | | 5 | C D C C C | F6IIT | 7 | 3.55 % | | 7 | 3.54 % | | | 6 | C D D C | E73Y | 5 | 2.54 % | | 5 | 2.53 % | | | 7 | D C D C | 4O3A | 4 | 2.03 % | | 4 | 2.02 % | | | 8 | C D C | C4W | 3 | 1.52 % | | 3 | 1.52 % | | | 9 | C D D C C | A71WW | 2 | 1.02 % | | 2 | 1.01 % | | | 10 | D C D C C C | 9A3VMT | 1 | 0.51 % | | 1 | 0.51 % | | | 11 | D C D C C | 4X6FR | 1 | 0.51 % | | 1 | 0.51 % | | | 12 | C C D D C C C | HG60IPA | 1 | 0.51 % | | 1 | 0.51 % | | | 13 | C C D D C | TM29X | 1 | 0.51 % | | 1 | 0.51 % | |
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