| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DD2ML | 132 | 35.58 % | | 197 | 34.44 % | | | 2 | C C D C | CR5U | 112 | 30.19 % | | 194 | 33.92 % | | | 3 | C C D C C C | DJ1YFK | 58 | 15.63 % | | 77 | 13.46 % | | | 4 | C D D C | E77C | 16 | 4.31 % | | 27 | 4.72 % | | | 5 | C D C C C | F4EGZ | 15 | 4.04 % | | 20 | 3.50 % | | | 6 | C D C C | F5IN | 14 | 3.77 % | | 21 | 3.67 % | | | 7 | C D D C C | S51MF | 12 | 3.23 % | | 16 | 2.80 % | | | 8 | D C D C C | 9A3TR | 2 | 0.54 % | | 2 | 0.35 % | | | 9 | C C D C C / C | EA4FL/P | 2 | 0.54 % | | 2 | 0.35 % | | | 10 | C C D C C C C | DK0WRTC | 1 | 0.27 % | | 3 | 0.52 % | | | 11 | C / C D C C C | F/G4BJM | 1 | 0.27 % | | 3 | 0.52 % | | | 12 | C C / C D C C | EW/R1AT | 1 | 0.27 % | | 1 | 0.17 % | | | 13 | C C D D C C | RZ16RU | 1 | 0.27 % | | 1 | 0.17 % | | | 14 | C D C | M3I | 1 | 0.27 % | | 3 | 0.52 % | | | 15 | C D D D C C C | S570ABC | 1 | 0.27 % | | 2 | 0.35 % | | | 16 | C D D D C | S570L | 1 | 0.27 % | | 1 | 0.17 % | | | 17 | C D D C C C | S59ACP | 1 | 0.27 % | | 2 | 0.35 % | |
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