| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C C | CR7AJL | 71 | 30.08 % | | 89 | 29.08 % | | | 2 | C C D C C | BX4AD | 69 | 29.24 % | | 88 | 28.76 % | | | 3 | C C D C | ES9C | 45 | 19.07 % | | 61 | 19.93 % | | | 4 | C D C C C | F5OZC | 16 | 6.78 % | | 20 | 6.54 % | | | 5 | C D C C | F5IN | 10 | 4.24 % | | 12 | 3.92 % | | | 6 | D C D C C | 4K6FO | 6 | 2.54 % | | 8 | 2.61 % | | | 7 | C D D C | E72U | 5 | 2.12 % | | 6 | 1.96 % | | | 8 | C D D C C | E77AW | 4 | 1.69 % | | 7 | 2.29 % | | | 9 | C D D C C C | E29BUQ | 1 | 0.42 % | | 1 | 0.33 % | | | 10 | C C / C C D C C | DL/SP3CW | 1 | 0.42 % | | 1 | 0.33 % | | | 11 | D C / C C D C C | 5B/RN3QO | 1 | 0.42 % | | 3 | 0.98 % | | | 12 | D C / C D C C C | 4X/G3TXF | 1 | 0.42 % | | 2 | 0.65 % | | | 13 | C D C C C / D | I2WIJ/1 | 1 | 0.42 % | | 2 | 0.65 % | | | 14 | C C D C C C / D | IZ2DII/4 | 1 | 0.42 % | | 1 | 0.33 % | | | 15 | C C D C / D | RQ4D/8 | 1 | 0.42 % | | 1 | 0.33 % | | | 16 | C C D / C C D C C C | TA3/HB9FIH | 1 | 0.42 % | | 2 | 0.65 % | | | 17 | C C D D D C C C | TC150ITU | 1 | 0.42 % | | 1 | 0.33 % | | | 18 | C C D C C / C | YU1DW/P | 1 | 0.42 % | | 1 | 0.33 % | |
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