| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | CJ3A | 195 | 32.18 % | | 286 | 35.18 % | | | 2 | C C D C C | DF1LX | 170 | 28.05 % | | 206 | 25.34 % | | | 3 | C C D C C C | BG2AUE | 105 | 17.33 % | | 141 | 17.34 % | | | 4 | C D C C | K0EJ | 57 | 9.41 % | | 80 | 9.84 % | | | 5 | C D C C C | F4VPX | 24 | 3.96 % | | 30 | 3.69 % | | | 6 | C C D D C C | RA22AO | 10 | 1.65 % | | 11 | 1.35 % | | | 7 | D C D C | 3Z1K | 9 | 1.49 % | | 9 | 1.11 % | | | 8 | C D D C | E73W | 8 | 1.32 % | | 11 | 1.35 % | | | 9 | C D D C C | A65BD | 5 | 0.83 % | | 6 | 0.74 % | | | 10 | D C D C C | 7Z1HL | 5 | 0.83 % | | 6 | 0.74 % | | | 11 | C D C | C4W | 5 | 0.83 % | | 6 | 0.74 % | | | 12 | C C / C C D C C | DL/SP3CW | 2 | 0.33 % | | 2 | 0.25 % | | | 13 | C C D D C C C C | RS80KEDR | 2 | 0.33 % | | 2 | 0.25 % | | | 14 | C D D C C C | R22ALS | 2 | 0.33 % | | 8 | 0.98 % | | | 15 | D C D C C C | 4U1ITU | 1 | 0.17 % | | 1 | 0.12 % | | | 16 | D C D D C C C | 3Z50AYP | 1 | 0.17 % | | 2 | 0.25 % | | | 17 | C C / C C D C C C | OK/OM3CNF | 1 | 0.17 % | | 1 | 0.12 % | | | 18 | C C D / C C D C C | HB9/RV3DH | 1 | 0.17 % | | 2 | 0.25 % | | | 19 | C D C C / D | R8XW/6 | 1 | 0.17 % | | 1 | 0.12 % | | | 20 | C C D C C C C | UP0KEDR | 1 | 0.17 % | | 1 | 0.12 % | | | 21 | C C / C D D C C | YU/S52GP | 1 | 0.17 % | | 1 | 0.12 % | |
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