| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | DA2X | 74 | 40.00 % | | 85 | 40.28 % | | | 2 | C C D C C C | DL2ARD | 39 | 21.08 % | | 47 | 22.27 % | | | 3 | C C D C C | BG1II | 29 | 15.68 % | | 32 | 15.17 % | | | 4 | D C D C C C | 4I1BNC | 9 | 4.86 % | | 11 | 5.21 % | | | 5 | C D C C | E7DX | 8 | 4.32 % | | 8 | 3.79 % | | | 6 | D C D C C | 4Z4AK | 5 | 2.70 % | | 5 | 2.37 % | | | 7 | C D C | B4T | 4 | 2.16 % | | 5 | 2.37 % | | | 8 | C D D C C | A65BB | 3 | 1.62 % | | 3 | 1.42 % | | | 9 | C D D C C C | E24STZ | 3 | 1.62 % | | 3 | 1.42 % | | | 10 | D C D C | 4D3X | 3 | 1.62 % | | 3 | 1.42 % | | | 11 | C D C C C | F4DVX | 2 | 1.08 % | | 2 | 0.95 % | | | 12 | C D D C | A42K | 2 | 1.08 % | | 3 | 1.42 % | | | 13 | C C D / C C D C C C | BW2/JP1RIW | 1 | 0.54 % | | 1 | 0.47 % | | | 14 | C D C C C C | E2SXMG | 1 | 0.54 % | | 1 | 0.47 % | | | 15 | C C D C / D | BV2A/3 | 1 | 0.54 % | | 1 | 0.47 % | | | 16 | C C D C C C / D | JL3VUL/3 | 1 | 0.54 % | | 1 | 0.47 % | |
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