| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DF4XX | 80 | 39.41 % | | 99 | 39.44 % | | | 2 | C C D C | EU8F | 51 | 25.12 % | | 65 | 25.90 % | | | 3 | C C D C C C | DL5AZZ | 37 | 18.23 % | | 42 | 16.73 % | | | 4 | C D C C | F5IN | 12 | 5.91 % | | 15 | 5.98 % | | | 5 | C D C C C | F5NBX | 7 | 3.45 % | | 8 | 3.19 % | | | 6 | C D D C | E70T | 4 | 1.97 % | | 6 | 2.39 % | | | 7 | D C D C C | 4X6FR | 4 | 1.97 % | | 4 | 1.59 % | | | 8 | C D D C C | E74GZ | 3 | 1.48 % | | 3 | 1.20 % | | | 9 | C D D C C C | E70ALM | 2 | 0.99 % | | 3 | 1.20 % | | | 10 | D C D C | 9A4U | 1 | 0.49 % | | 1 | 0.40 % | | | 11 | D C D C C C | 5B4AMM | 1 | 0.49 % | | 4 | 1.59 % | | | 12 | C C D C / C | LZ3F/M | 1 | 0.49 % | | 1 | 0.40 % | |
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