| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C D C C | K0EA | 134 | 23.80 % | | 219 | 25.92 % | | | 2 | C C D C C C | AE2CDO | 124 | 22.02 % | | 150 | 17.75 % | | | 3 | C C D C C | AB3CV | 111 | 19.72 % | | 163 | 19.29 % | | | 4 | C C D C | AB4B | 75 | 13.32 % | | 140 | 16.57 % | | | 5 | C D C C C | K0LUZ | 72 | 12.79 % | | 102 | 12.07 % | | | 6 | D C D C C | 4J6RO | 13 | 2.31 % | | 21 | 2.49 % | | | 7 | C C D C C C / D | DS4EOI/2 | 4 | 0.71 % | | 4 | 0.47 % | | | 8 | C D C | E2A | 3 | 0.53 % | | 7 | 0.83 % | | | 9 | C C D C C C / C | HH9DNB/P | 3 | 0.53 % | | 3 | 0.36 % | | | 10 | C D D C C | A63CV | 3 | 0.53 % | | 4 | 0.47 % | | | 11 | C D C C / C C D | K2NV/VE3 | 3 | 0.53 % | | 6 | 0.71 % | | | 12 | C D D C C C | E21YDP | 2 | 0.36 % | | 3 | 0.36 % | | | 13 | C D C C / D | K9GY/3 | 2 | 0.36 % | | 2 | 0.24 % | | | 14 | D C D C | 4K9W | 2 | 0.36 % | | 5 | 0.59 % | | | 15 | C C D / C C D C | VE2/NQ6N | 2 | 0.36 % | | 4 | 0.47 % | | | 16 | D C D / C C D C C C | 9M6/JP1SUJ | 1 | 0.18 % | | 1 | 0.12 % | | | 17 | C C D C C C C | CF3NAVY | 1 | 0.18 % | | 1 | 0.12 % | | | 18 | C C D C C / C | AB3AH/M | 1 | 0.18 % | | 1 | 0.12 % | | | 19 | D C D C C C | 9M6XRO | 1 | 0.18 % | | 1 | 0.12 % | | | 20 | C D C C C / D | K9QVB/9 | 1 | 0.18 % | | 2 | 0.24 % | | | 21 | C D D C | L33M | 1 | 0.18 % | | 1 | 0.12 % | | | 22 | C C / C C D C C | RA/KE5JA | 1 | 0.18 % | | 1 | 0.12 % | | | 23 | C C D / C C D C C | CP6/DF9GR | 1 | 0.18 % | | 2 | 0.24 % | | | 24 | C C D D C C | VE23FJ | 1 | 0.18 % | | 1 | 0.12 % | | | 25 | C D / C C D C | W9/SP4Z | 1 | 0.18 % | | 1 | 0.12 % | |
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