| Callsign structure | # | Callsign structure, C - char, D - digit | Callsigns | % | QSOs | % |
|---|
| 1 | C D C C | 245 | 52.92 % | | 424 | 56.23 % | | | 2 | C D C C C | 71 | 15.33 % | | 105 | 13.93 % | | | 3 | C C D C | 70 | 15.12 % | | 120 | 15.92 % | | | 4 | C C D C C | 50 | 10.80 % | | 68 | 9.02 % | | | 5 | C C D C C C | 24 | 5.18 % | | 31 | 4.11 % | | | 6 | C D C | 1 | 0.22 % | | 3 | 0.40 % | | | 7 | C D / C C D C | 1 | 0.22 % | | 1 | 0.13 % | | | 8 | C D C C / D | 1 | 0.22 % | | 2 | 0.27 % | |
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