| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | AB1XB | 756 | 25.03 % | | 1084 | 22.14 % | | | 2 | C C D C | AB0S | 696 | 23.05 % | | 1254 | 25.61 % | | | 3 | C D C C | D4DX | 608 | 20.13 % | | 1104 | 22.55 % | | | 4 | C C D C C C | BG7TNB | 555 | 18.38 % | | 747 | 15.26 % | | | 5 | C D C C C | C6AQQ | 228 | 7.55 % | | 356 | 7.27 % | | | 6 | C D D C | A60A | 49 | 1.62 % | | 74 | 1.51 % | | | 7 | D C D C | 3B8M | 26 | 0.86 % | | 52 | 1.06 % | | | 8 | D C D C C | 3B9KW | 25 | 0.83 % | | 38 | 0.78 % | | | 9 | C D C | B0A | 24 | 0.79 % | | 37 | 0.76 % | | | 10 | C D D C C | A71WW | 24 | 0.79 % | | 37 | 0.76 % | | | 11 | C D D C C C | E20HHK | 6 | 0.20 % | | 9 | 0.18 % | | | 12 | C C D / C C D C C | EA6/EI6DX | 4 | 0.13 % | | 4 | 0.08 % | | | 13 | C C D / C C D C | CT8/PA4O | 3 | 0.10 % | | 5 | 0.10 % | | | 14 | C C / C C D C C | FS/KC9EE | 3 | 0.10 % | | 3 | 0.06 % | | | 15 | D C D C C C | 4U1ITU | 2 | 0.07 % | | 4 | 0.08 % | | | 16 | C C D D C C C | HA60FIR | 2 | 0.07 % | | 3 | 0.06 % | | | 17 | D C D / C C D C C | 8R1/AG6UT | 1 | 0.03 % | | 3 | 0.06 % | | | 18 | C C / C C D C C C | FM/VE3RSA | 1 | 0.03 % | | 2 | 0.04 % | | | 19 | C C D / C D D C C | IS0/E73DX | 1 | 0.03 % | | 3 | 0.06 % | | | 20 | C C D C / D | NI8O/4 | 1 | 0.03 % | | 1 | 0.02 % | | | 21 | C C D / C D C C | TI8/N7ZG | 1 | 0.03 % | | 4 | 0.08 % | | | 22 | C C D C / C C D C | VP2V/AA7V | 1 | 0.03 % | | 2 | 0.04 % | | | 23 | C D C C C / D C | W3TRO/7X | 1 | 0.03 % | | 1 | 0.02 % | | | 24 | C C D C C / C C C | YU1LM/QRP | 1 | 0.03 % | | 1 | 0.02 % | | | 25 | C C / C C D C | ZA/OG1N | 1 | 0.03 % | | 1 | 0.02 % | |
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