| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AA1K | 177 | 44.58 % | | 241 | 47.44 % | | | 2 | C C D C C | CF7RR | 78 | 19.65 % | | 96 | 18.90 % | | | 3 | C C D C C C | CT1FHL | 58 | 14.61 % | | 63 | 12.40 % | | | 4 | C D C C | E7PD | 21 | 5.29 % | | 30 | 5.91 % | | | 5 | C D D C | A44A | 19 | 4.79 % | | 24 | 4.72 % | | | 6 | C D C C C | F4BKV | 13 | 3.27 % | | 18 | 3.54 % | | | 7 | D C D C | 4L0A | 12 | 3.02 % | | 15 | 2.95 % | | | 8 | C D D C C | S51YI | 8 | 2.02 % | | 10 | 1.97 % | | | 9 | C D C | C4A | 3 | 0.76 % | | 3 | 0.59 % | | | 10 | D C D C C | 9A1AR | 1 | 0.25 % | | 1 | 0.20 % | | | 11 | C C D C C C C | DA0WRTC | 1 | 0.25 % | | 1 | 0.20 % | | | 12 | C D C C C / C | F4HJC/P | 1 | 0.25 % | | 1 | 0.20 % | | | 13 | C C D D D C | HG500E | 1 | 0.25 % | | 1 | 0.20 % | | | 14 | C C / C D C C C / C | LX/G1TPA/P | 1 | 0.25 % | | 1 | 0.20 % | | | 15 | C C D C / D | RT9T/3 | 1 | 0.25 % | | 1 | 0.20 % | | | 16 | C C D / C C D C C | CT9/DJ2YA | 1 | 0.25 % | | 1 | 0.20 % | | | 17 | C D D C C C | S57PKT | 1 | 0.25 % | | 1 | 0.20 % | |
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