| Callsign structure # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
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1 | C C D C C C | BD0AAI | 62 | 39.74 % | | 66 | 30.99 % | | 2 | C C D C C | BY4TC | 36 | 23.08 % | | 49 | 23.00 % | | 3 | C C D C | RC9A | 24 | 15.38 % | | 41 | 19.25 % | | 4 | D C D C C | 4X6FR | 10 | 6.41 % | | 19 | 8.92 % | | 5 | C D C C | R0QA | 7 | 4.49 % | | 8 | 3.76 % | | 6 | C D D C C | A45WG | 5 | 3.21 % | | 10 | 4.69 % | | 7 | D C D C C C | 9M2CNC | 3 | 1.92 % | | 5 | 2.35 % | | 8 | C D C | B7M | 2 | 1.28 % | | 4 | 1.88 % | | 9 | C C D C C C / D | JR8BMW/1 | 2 | 1.28 % | | 3 | 1.41 % | | 10 | D C D / C C D C C C |
9M2/JE1SCJ | 1 | 0.64 % | | 1 | 0.47 % | | 11 | D C D C | 4X0A | 1 | 0.64 % | | 1 | 0.47 % | | 12 | C D D C C C | E21YDP | 1 | 0.64 % | | 2 | 0.94 % | | 13 | C C D / C C D C C C |
TA2/DL2JRM | 1 | 0.64 % | | 3 | 1.41 % | | 14 | C C D / C C D C C | TA4/OH2KW | 1 | 0.64 % | | 1 | 0.47 % | |
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