| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AA3B | 225 | 37.88 % | | 341 | 42.57 % | | | 2 | C C D C C | CR3DX | 138 | 23.23 % | | 166 | 20.72 % | | | 3 | C C D C C C | CT1BOL | 91 | 15.32 % | | 103 | 12.86 % | | | 4 | C D C C | E7AA | 49 | 8.25 % | | 76 | 9.49 % | | | 5 | C D C C C | F5OHM | 17 | 2.86 % | | 23 | 2.87 % | | | 6 | C D D C | A44M | 17 | 2.86 % | | 28 | 3.50 % | | | 7 | D C D C | 3A3A | 15 | 2.53 % | | 18 | 2.25 % | | | 8 | C D D C C | S51CK | 13 | 2.19 % | | 13 | 1.62 % | | | 9 | D C D C C | 4X1DX | 8 | 1.35 % | | 9 | 1.12 % | | | 10 | C D C | C4W | 7 | 1.18 % | | 9 | 1.12 % | | | 11 | D C D C C C | 5B4AHZ | 2 | 0.34 % | | 2 | 0.25 % | | | 12 | C C D / C C D C C | IS0/OM2TW | 2 | 0.34 % | | 2 | 0.25 % | | | 13 | D C D D C C C | 4U24OCT | 1 | 0.17 % | | 1 | 0.12 % | | | 14 | C C / C D C C | EW/R3XA | 1 | 0.17 % | | 1 | 0.12 % | | | 15 | D C D D C | 9A50Y | 1 | 0.17 % | | 1 | 0.12 % | | | 16 | C C D D C C | EO50FF | 1 | 0.17 % | | 1 | 0.12 % | | | 17 | C C D D D C C C | OE120XDX | 1 | 0.17 % | | 1 | 0.12 % | | | 18 | C C / C C D C | ON/PD5S | 1 | 0.17 % | | 1 | 0.12 % | | | 19 | C C D C / D | RG5A/6 | 1 | 0.17 % | | 2 | 0.25 % | | | 20 | C D / C C D C C C | I3/OE6MBG | 1 | 0.17 % | | 1 | 0.12 % | | | 21 | C C D C C C / C C | UW5EJX/MM | 1 | 0.17 % | | 1 | 0.12 % | | | 22 | C C D C C / C | YO3XX/P | 1 | 0.17 % | | 1 | 0.12 % | |
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