| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AA3R | 76 | 40.21 % | | 82 | 40.59 % | | | 2 | C C D C C | AA4NC | 32 | 16.93 % | | 35 | 17.33 % | | | 3 | C C D C C C | EA5DFV | 26 | 13.76 % | | 27 | 13.37 % | | | 4 | C D C C C | K2IRM | 25 | 13.23 % | | 25 | 12.38 % | | | 5 | C D C C | K0YR | 13 | 6.88 % | | 14 | 6.93 % | | | 6 | D C D C | 3G2S | 4 | 2.12 % | | 4 | 1.98 % | | | 7 | C D D C | J62K | 4 | 2.12 % | | 5 | 2.48 % | | | 8 | D C D C C | 4U1WB | 4 | 2.12 % | | 5 | 2.48 % | | | 9 | C D C | D4K | 1 | 0.53 % | | 1 | 0.50 % | | | 10 | D C D C C C | 9A1RBZ | 1 | 0.53 % | | 1 | 0.50 % | | | 11 | D C D D C | 9A73P | 1 | 0.53 % | | 1 | 0.50 % | | | 12 | C D D C C | S56AA | 1 | 0.53 % | | 1 | 0.50 % | | | 13 | C C D D C | TM29X | 1 | 0.53 % | | 1 | 0.50 % | |
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