| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AA1N | 262 | 28.57 % | | 335 | 31.48 % | | | 2 | C C D C C C | CA6SNT | 194 | 21.16 % | | 213 | 20.02 % | | | 3 | C C D C C | AA0RT | 189 | 20.61 % | | 212 | 19.92 % | | | 4 | C D C C C | D2ACE | 144 | 15.70 % | | 149 | 14.00 % | | | 5 | C D C C | E7DX | 69 | 7.52 % | | 77 | 7.24 % | | | 6 | D C D C | 3G2S | 15 | 1.64 % | | 18 | 1.69 % | | | 7 | C D D C | E73M | 14 | 1.53 % | | 19 | 1.79 % | | | 8 | D C D C C | 4U1WB | 7 | 0.76 % | | 10 | 0.94 % | | | 9 | C D C | C4E | 6 | 0.65 % | | 6 | 0.56 % | | | 10 | C C D D C | LZ25W | 4 | 0.44 % | | 4 | 0.38 % | | | 11 | C D D C C | S56AA | 4 | 0.44 % | | 4 | 0.38 % | | | 12 | D C D D C | 3Z77D | 2 | 0.22 % | | 4 | 0.38 % | | | 13 | C C D C C / C C D | AL1VE/WE7 | 1 | 0.11 % | | 2 | 0.19 % | | | 14 | D C D C C C | 9A1RBZ | 1 | 0.11 % | | 3 | 0.28 % | | | 15 | D C / C D C C | 9A/W3WM | 1 | 0.11 % | | 1 | 0.09 % | | | 16 | C C D C C C / D | SM7DBD/7 | 1 | 0.11 % | | 1 | 0.09 % | | | 17 | C C D D C C | TM77SM | 1 | 0.11 % | | 1 | 0.09 % | | | 18 | C D / C C D C C C | V4/SP9FIH | 1 | 0.11 % | | 1 | 0.09 % | | | 19 | C C D D D C | ZL100C | 1 | 0.11 % | | 1 | 0.09 % | |
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