| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AC1U | 198 | 38.90 % | | 270 | 41.54 % | | | 2 | C C D C C | AD4EB | 126 | 24.75 % | | 147 | 22.62 % | | | 3 | C C D C C C | CS5GCB | 95 | 18.66 % | | 111 | 17.08 % | | | 4 | C D D C | A60A | 18 | 3.54 % | | 28 | 4.31 % | | | 5 | D C D C | 3Z1K | 14 | 2.75 % | | 18 | 2.77 % | | | 6 | C D C C C | F4DPW | 13 | 2.55 % | | 14 | 2.15 % | | | 7 | C D C | C4W | 10 | 1.96 % | | 12 | 1.85 % | | | 8 | D C D C C | 3V8SS | 9 | 1.77 % | | 12 | 1.85 % | | | 9 | C D D C C | A61QQ | 8 | 1.57 % | | 10 | 1.54 % | | | 10 | C D C C | E7DX | 5 | 0.98 % | | 8 | 1.23 % | | | 11 | C C D D C | EI23M | 3 | 0.59 % | | 5 | 0.77 % | | | 12 | C C D D C C C | DK65ERD | 3 | 0.59 % | | 3 | 0.46 % | | | 13 | D C D D C | 9A23Y | 2 | 0.39 % | | 6 | 0.92 % | | | 14 | C C D D D C C | TC100TA | 2 | 0.39 % | | 3 | 0.46 % | | | 15 | C D C C C / C | M0PLX/M | 1 | 0.20 % | | 1 | 0.15 % | | | 16 | C D D D C C C C | S509WRTC | 1 | 0.20 % | | 1 | 0.15 % | | | 17 | C / C D D C | F/E72T | 1 | 0.20 % | | 1 | 0.15 % | |
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