| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AF6U | 129 | 44.64 % | | 129 | 44.64 % | | | 2 | C C D C C | AA1SU | 67 | 23.18 % | | 67 | 23.18 % | | | 3 | C C D C C C | CA2FHD | 35 | 12.11 % | | 35 | 12.11 % | | | 4 | C D C C C | F4AIF | 29 | 10.03 % | | 29 | 10.03 % | | | 5 | C D C C | D4DX | 7 | 2.42 % | | 7 | 2.42 % | | | 6 | C D D C | C37N | 4 | 1.38 % | | 4 | 1.38 % | | | 7 | D C D C | 3G2N | 4 | 1.38 % | | 4 | 1.38 % | | | 8 | D C D C C | 4U1WB | 3 | 1.04 % | | 3 | 1.04 % | | | 9 | C D D C C | S51RH | 3 | 1.04 % | | 3 | 1.04 % | | | 10 | C D C | G8X | 2 | 0.69 % | | 2 | 0.69 % | | | 11 | D C D D C | 9A73A | 1 | 0.35 % | | 1 | 0.35 % | | | 12 | C C D C C C / C | KM6MJC/P | 1 | 0.35 % | | 1 | 0.35 % | | | 13 | C C D D D C C C | OL730PLZ | 1 | 0.35 % | | 1 | 0.35 % | | | 14 | D C D D D C | 9A925T | 1 | 0.35 % | | 1 | 0.35 % | | | 15 | C C D / C C D C C | TI5/VA3RA | 1 | 0.35 % | | 1 | 0.35 % | | | 16 | C D / C D C C C | W2/G6CBR | 1 | 0.35 % | | 1 | 0.35 % | |
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