| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C C | DC5IMM | 205 | 38.46 % | | 205 | 38.03 % | | | 2 | C C D C C | DA0FF | 129 | 24.20 % | | 129 | 23.93 % | | | 3 | C C D C | DK0A | 67 | 12.57 % | | 67 | 12.43 % | | | 4 | C D D C C | E71AP | 24 | 4.50 % | | 24 | 4.45 % | | | 5 | C D D C | E72U | 19 | 3.56 % | | 19 | 3.53 % | | | 6 | D C D C | 5P5T | 19 | 3.56 % | | 19 | 3.53 % | | | 7 | D C D C C | 9A0BB | 17 | 3.19 % | | 17 | 3.15 % | | | 8 | D C D C C C | 9A1AAY | 10 | 1.88 % | | 10 | 1.86 % | | | 9 | C C D C C C / C | DL6KDS/P | 10 | 1.88 % | | 10 | 1.86 % | | | 10 | C D D C C C | E71EDK | 8 | 1.50 % | | 8 | 1.48 % | | | 11 | C C D C C / C | DC6GF/P | 6 | 1.13 % | | 6 | 1.11 % | | | 12 | C D C C C | F6KFH | 6 | 1.13 % | | 6 | 1.11 % | | | 13 | C C D C C C / D | IK3UNA/1 | 4 | 0.75 % | | 4 | 0.74 % | | | 14 | C D C C C / D | I4AUM/4 | 2 | 0.38 % | | 2 | 0.37 % | | | 15 | D C / C D D C C | 9A/S51DI | 1 | 0.19 % | | 1 | 0.19 % | | | 16 | C C D C / C | DF0A/P | 1 | 0.19 % | | 1 | 0.19 % | | | 17 | D C / C C D C C C | 9A/OK1ICQ | 1 | 0.19 % | | 1 | 0.19 % | | | 18 | C D D C C / C | S51BW/P | 1 | 0.19 % | | 1 | 0.19 % | | | 19 | C D D | S53 | 1 | 0.19 % | | 1 | 0.19 % | | | 20 | C D D D C C C | S570CST | 1 | 0.19 % | | 1 | 0.19 % | | | 21 | C C / C C D C C | SP/UT4EZ | 1 | 0.19 % | | 1 | 0.19 % | |
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