| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | CQ9A | 58 | 62.37 % | | 59 | 60.82 % | | | 2 | C C D C C | CO2XN | 13 | 13.98 % | | 14 | 14.43 % | | | 3 | D C D C | 7S7V | 6 | 6.45 % | | 7 | 7.22 % | | | 4 | C C D C C C | CE4JZO | 5 | 5.38 % | | 6 | 6.19 % | | | 5 | C D D C | P33W | 3 | 3.23 % | | 3 | 3.09 % | | | 6 | C D C | D4C | 2 | 2.15 % | | 2 | 2.06 % | | | 7 | D C D C C | 9A7XU | 2 | 2.15 % | | 2 | 2.06 % | | | 8 | C C D / C C D C C | HP3/VE3DZ | 1 | 1.08 % | | 1 | 1.03 % | | | 9 | D C D C C C | 9A3SMS | 1 | 1.08 % | | 1 | 1.03 % | | | 10 | C D D C C | S57AL | 1 | 1.08 % | | 1 | 1.03 % | | | 11 | C D C C C | W3LPL | 1 | 1.08 % | | 1 | 1.03 % | |
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