| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | CF3A | 106 | 32.82 % | | 128 | 35.16 % | | | 2 | C C D C C C | CE4JZO | 80 | 24.77 % | | 84 | 23.08 % | | | 3 | C C D C C | AA4NC | 78 | 24.15 % | | 83 | 22.80 % | | | 4 | C D C C C | F4GWM | 16 | 4.95 % | | 16 | 4.40 % | | | 5 | C D D C | A44A | 10 | 3.10 % | | 12 | 3.30 % | | | 6 | C D C C | E7DX | 9 | 2.79 % | | 11 | 3.02 % | | | 7 | D C D C | 8P5A | 7 | 2.17 % | | 11 | 3.02 % | | | 8 | C D C | B0A | 4 | 1.24 % | | 4 | 1.10 % | | | 9 | C D D C C | A71WW | 4 | 1.24 % | | 4 | 1.10 % | | | 10 | D C D C C | 4L6AM | 3 | 0.93 % | | 4 | 1.10 % | | | 11 | D C D C C C | 9A3AYW | 2 | 0.62 % | | 2 | 0.55 % | | | 12 | C C D C C C / C C C | IT9NAN/QRP | 1 | 0.31 % | | 1 | 0.27 % | | | 13 | C C / C D C C C | OH/F4ETG | 1 | 0.31 % | | 1 | 0.27 % | | | 14 | C C D | RL3 | 1 | 0.31 % | | 1 | 0.27 % | | | 15 | C D D D C C C | S570CST | 1 | 0.31 % | | 1 | 0.27 % | |
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