| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DD2CW | 84 | 41.18 % | | 95 | 41.13 % | | | 2 | C C D C | AN7N | 46 | 22.55 % | | 55 | 23.81 % | | | 3 | C C D C C C | CT1ILT | 43 | 21.08 % | | 48 | 20.78 % | | | 4 | C D C C C | F1TRE | 8 | 3.92 % | | 9 | 3.90 % | | | 5 | C D C C | F5IN | 6 | 2.94 % | | 6 | 2.60 % | | | 6 | C D D C | E74Y | 4 | 1.96 % | | 4 | 1.73 % | | | 7 | C D D C C | S51DX | 3 | 1.47 % | | 3 | 1.30 % | | | 8 | D C D C | 4O4A | 2 | 0.98 % | | 2 | 0.87 % | | | 9 | D C D C C | 9A1AA | 2 | 0.98 % | | 2 | 0.87 % | | | 10 | C C D / C D C C C | CT7/F6HBR | 1 | 0.49 % | | 1 | 0.43 % | | | 11 | C C D D C | AM70C | 1 | 0.49 % | | 2 | 0.87 % | | | 12 | C C D / C C D C C C | EA5/PA3GCU | 1 | 0.49 % | | 1 | 0.43 % | | | 13 | C C / C C D C C C | LX/OE3GEA | 1 | 0.49 % | | 1 | 0.43 % | | | 14 | C C D D D D C C C C | OM2019IIHF | 1 | 0.49 % | | 1 | 0.43 % | | | 15 | C C D C C / D | IQ1TG/8 | 1 | 0.49 % | | 1 | 0.43 % | |
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