| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DC9ZP | 149 | 36.61 % | | 222 | 35.58 % | | | 2 | C C D C | DC4A | 124 | 30.47 % | | 214 | 34.29 % | | | 3 | C C D C C C | DH0GHU | 60 | 14.74 % | | 78 | 12.50 % | | | 4 | C D C C | E7DX | 19 | 4.67 % | | 30 | 4.81 % | | | 5 | C D D C | E70T | 16 | 3.93 % | | 23 | 3.69 % | | | 6 | C D C C C | F5VLY | 9 | 2.21 % | | 11 | 1.76 % | | | 7 | C D D C C | S51DX | 9 | 2.21 % | | 15 | 2.40 % | | | 8 | D C D C C | 3Z0MK | 5 | 1.23 % | | 8 | 1.28 % | | | 9 | C D C | G4A | 4 | 0.98 % | | 5 | 0.80 % | | | 10 | D C D C | 4O3A | 2 | 0.49 % | | 7 | 1.12 % | | | 11 | C C D C / D | RD1A/1 | 2 | 0.49 % | | 2 | 0.32 % | | | 12 | D C D C C C | 9A1KDE | 1 | 0.25 % | | 1 | 0.16 % | | | 13 | C C D C C C C | DL0WRTC | 1 | 0.25 % | | 2 | 0.32 % | | | 14 | C / C D C C C | F/G4BJM | 1 | 0.25 % | | 1 | 0.16 % | | | 15 | C D C C C / C C C C | F4GPJ/QRPP | 1 | 0.25 % | | 1 | 0.16 % | | | 16 | C C D C C / C | OH1TM/M | 1 | 0.25 % | | 1 | 0.16 % | | | 17 | C C D D C | OH10A | 1 | 0.25 % | | 1 | 0.16 % | | | 18 | C C D D D C C | LZ100AJ | 1 | 0.25 % | | 1 | 0.16 % | | | 19 | C D D C C C | S59ACP | 1 | 0.25 % | | 1 | 0.16 % | |
|