| Callsign structure | # | Callsign structure, C - char, D - digit | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | 438 | 27.56 % | | 508 | 24.46 % | | | 2 | C D C C | 352 | 22.15 % | | 498 | 23.98 % | | | 3 | C C D C | 335 | 21.08 % | | 511 | 24.60 % | | | 4 | C C D C C C | 265 | 16.68 % | | 307 | 14.78 % | | | 5 | C D C C C | 119 | 7.49 % | | 149 | 7.17 % | | | 6 | C D D C | 24 | 1.51 % | | 35 | 1.69 % | | | 7 | D C D C | 13 | 0.82 % | | 21 | 1.01 % | | | 8 | C D D C C | 13 | 0.82 % | | 13 | 0.63 % | | | 9 | C D C | 10 | 0.63 % | | 13 | 0.63 % | | | 10 | D C D C C | 9 | 0.57 % | | 10 | 0.48 % | | | 11 | C D D C C C | 3 | 0.19 % | | 4 | 0.19 % | | | 12 | D C D C C C | 1 | 0.06 % | | 1 | 0.05 % | | | 13 | C C D C C C / C | 1 | 0.06 % | | 1 | 0.05 % | | | 14 | C C D / C C D C C | 1 | 0.06 % | | 1 | 0.05 % | | | 15 | C C D D C C C | 1 | 0.06 % | | 1 | 0.05 % | | | 16 | C D C C C / C C C | 1 | 0.06 % | | 1 | 0.05 % | | | 17 | C C D C C / D | 1 | 0.06 % | | 1 | 0.05 % | | | 18 | C C D C C C / D | 1 | 0.06 % | | 1 | 0.05 % | | | 19 | C C D C C C / C C D | 1 | 0.06 % | | 1 | 0.05 % | |
|