| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | CF2T | 219 | 41.17 % | | 287 | 43.75 % | | | 2 | C C D C C | CT3KN | 119 | 22.37 % | | 144 | 21.95 % | | | 3 | C C D C C C | CT1DRB | 90 | 16.92 % | | 102 | 15.55 % | | | 4 | C D D C | E70T | 21 | 3.95 % | | 24 | 3.66 % | | | 5 | C D C C C | F1AKK | 15 | 2.82 % | | 15 | 2.29 % | | | 6 | C D C C | F5IN | 13 | 2.44 % | | 17 | 2.59 % | | | 7 | D C D C | 3Z0X | 12 | 2.26 % | | 13 | 1.98 % | | | 8 | D C D C C | 3V8SS | 8 | 1.50 % | | 11 | 1.68 % | | | 9 | C D C | D4Z | 7 | 1.32 % | | 8 | 1.22 % | | | 10 | C C D D C | EI20C | 7 | 1.32 % | | 9 | 1.37 % | | | 11 | C D D C C | S51YI | 6 | 1.13 % | | 9 | 1.37 % | | | 12 | C C D D D C C | OL700CO | 4 | 0.75 % | | 5 | 0.76 % | | | 13 | C C D D C C C | HF10ZPM | 3 | 0.56 % | | 3 | 0.46 % | | | 14 | C C D D D C C C | DL100BKW | 1 | 0.19 % | | 2 | 0.30 % | | | 15 | D C D C C C | 9A1CCS | 1 | 0.19 % | | 1 | 0.15 % | | | 16 | C C D D C C | OG30YL | 1 | 0.19 % | | 1 | 0.15 % | | | 17 | C / C D D C | F/E72T | 1 | 0.19 % | | 1 | 0.15 % | | | 18 | C C D C C / C | DF7BA/P | 1 | 0.19 % | | 1 | 0.15 % | | | 19 | C D D D D C | S5400J | 1 | 0.19 % | | 1 | 0.15 % | | | 20 | C C D D C C C C | SN95IARU | 1 | 0.19 % | | 1 | 0.15 % | | | 21 | C C D C C C / D | SV1BJW/6 | 1 | 0.19 % | | 1 | 0.15 % | |
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