| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AA3B | 258 | 40.19 % | | 419 | 44.01 % | | | 2 | C C D C C | AA1ON | 129 | 20.09 % | | 160 | 16.81 % | | | 3 | C C D C C C | CT1DVV | 117 | 18.22 % | | 145 | 15.23 % | | | 4 | C D C C | E7AA | 40 | 6.23 % | | 84 | 8.82 % | | | 5 | C D C C C | F4AIF | 32 | 4.98 % | | 45 | 4.73 % | | | 6 | C D D C | A44A | 20 | 3.12 % | | 31 | 3.26 % | | | 7 | C D D C C | A65BB | 14 | 2.18 % | | 19 | 2.00 % | | | 8 | D C D C | 3Z1K | 11 | 1.71 % | | 20 | 2.10 % | | | 9 | C D C | C4W | 6 | 0.93 % | | 10 | 1.05 % | | | 10 | D C D C C | 3V8SS | 5 | 0.78 % | | 6 | 0.63 % | | | 11 | D C D C C C | 5B4AHZ | 3 | 0.47 % | | 4 | 0.42 % | | | 12 | C C / C C D C C C | FJ/SP9FIH | 1 | 0.16 % | | 1 | 0.11 % | | | 13 | C C D / C C D C C C | IH9/IK5AEQ | 1 | 0.16 % | | 1 | 0.11 % | | | 14 | C C D / C C D C C | IS0/OM2TW | 1 | 0.16 % | | 1 | 0.11 % | | | 15 | C C D D D C | LA100B | 1 | 0.16 % | | 3 | 0.32 % | | | 16 | C C D D C C C | OL80WPN | 1 | 0.16 % | | 1 | 0.11 % | | | 17 | C C D D C C C C | TC60TRAC | 1 | 0.16 % | | 1 | 0.11 % | | | 18 | C C / C C D C C | TK/DL5GA | 1 | 0.16 % | | 1 | 0.11 % | |
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