| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | DP7D | 22 | 37.29 % | | 27 | 40.30 % | | | 2 | C C D C C C | CT7BOD | 15 | 25.42 % | | 16 | 23.88 % | | | 3 | C C D C C | EC5SP | 14 | 23.73 % | | 15 | 22.39 % | | | 4 | C D C C C | F4EQN | 3 | 5.08 % | | 3 | 4.48 % | | | 5 | C D D C | S51A | 2 | 3.39 % | | 2 | 2.99 % | | | 6 | D C D C C | 9A8DV | 1 | 1.69 % | | 2 | 2.99 % | | | 7 | C D C | G3Q | 1 | 1.69 % | | 1 | 1.49 % | | | 8 | C C D D C | OZ11A | 1 | 1.69 % | | 1 | 1.49 % | |
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