| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AC3U | 47 | 47.96 % | | 48 | 48.00 % | | | 2 | C C D C C | CN2AA | 19 | 19.39 % | | 19 | 19.00 % | | | 3 | C C D C C C | CR9ABG | 10 | 10.20 % | | 10 | 10.00 % | | | 4 | C D D C | E78T | 5 | 5.10 % | | 5 | 5.00 % | | | 5 | D C D C | 4L8A | 5 | 5.10 % | | 5 | 5.00 % | | | 6 | C D C C | K5RT | 3 | 3.06 % | | 3 | 3.00 % | | | 7 | C D C | C4A | 2 | 2.04 % | | 2 | 2.00 % | | | 8 | C D D C C | A65BP | 2 | 2.04 % | | 3 | 3.00 % | | | 9 | D C D C C | 9K2HN | 1 | 1.02 % | | 1 | 1.00 % | | | 10 | D C D D C C C C | 3Z90IARU | 1 | 1.02 % | | 1 | 1.00 % | | | 11 | C D C C C | K4JPD | 1 | 1.02 % | | 1 | 1.00 % | | | 12 | C C D / C D C C | CT9/R9DX | 1 | 1.02 % | | 1 | 1.00 % | | | 13 | C D D C C C | Z63MED | 1 | 1.02 % | | 1 | 1.00 % | |
|