| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AA1K | 377 | 26.42 % | | 536 | 29.04 % | | | 2 | C C D C C | AA0AW | 330 | 23.13 % | | 395 | 21.40 % | | | 3 | C D C C | E7CW | 305 | 21.37 % | | 432 | 23.40 % | | | 4 | C C D C C C | AD9CIR | 262 | 18.36 % | | 289 | 15.66 % | | | 5 | C D C C C | F1IKA | 87 | 6.10 % | | 105 | 5.69 % | | | 6 | C D C | B1Z | 14 | 0.98 % | | 14 | 0.76 % | | | 7 | D C D C | 3B8M | 12 | 0.84 % | | 20 | 1.08 % | | | 8 | C D D C | E70T | 9 | 0.63 % | | 9 | 0.49 % | | | 9 | D C D C C | 3V8SS | 8 | 0.56 % | | 9 | 0.49 % | | | 10 | C D D C C | D90LT | 7 | 0.49 % | | 7 | 0.38 % | | | 11 | C D D C C C | E20PFE | 4 | 0.28 % | | 4 | 0.22 % | | | 12 | C D C C / D | K9JF/7 | 2 | 0.14 % | | 2 | 0.11 % | | | 13 | C C D C C C / D | JS1IFK/1 | 2 | 0.14 % | | 2 | 0.11 % | | | 14 | C C D C C / C | AG7NR/M | 1 | 0.07 % | | 2 | 0.11 % | | | 15 | C C D C C C / C C D | JI1FGX/DU9 | 1 | 0.07 % | | 1 | 0.05 % | | | 16 | D C D C C C | 2E0LMA | 1 | 0.07 % | | 1 | 0.05 % | | | 17 | C C D / D C D C C | KH0/4Z5LA | 1 | 0.07 % | | 1 | 0.05 % | | | 18 | C C D / C C D C C | KH0/WH2JA | 1 | 0.07 % | | 1 | 0.05 % | | | 19 | C C D C / C D | KH7X/W7 | 1 | 0.07 % | | 1 | 0.05 % | | | 20 | C C / C C D C C | LA/US1PM | 1 | 0.07 % | | 1 | 0.05 % | | | 21 | C C D C / C C D C | VP2V/AA7V | 1 | 0.07 % | | 1 | 0.05 % | |
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