| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DF6RI | 54 | 31.95 % | | 62 | 31.96 % | | | 2 | C C D C C C | DL1NKS | 45 | 26.63 % | | 48 | 24.74 % | | | 3 | C C D C | GM4X | 36 | 21.30 % | | 46 | 23.71 % | | | 4 | C D C C C | F5NBX | 12 | 7.10 % | | 13 | 6.70 % | | | 5 | C D C C | F5IN | 11 | 6.51 % | | 11 | 5.67 % | | | 6 | C D D C C | S51DX | 4 | 2.37 % | | 5 | 2.58 % | | | 7 | D C D C C | 4Z5KO | 2 | 1.18 % | | 2 | 1.03 % | | | 8 | C D D C C C | S57OWA | 2 | 1.18 % | | 3 | 1.55 % | | | 9 | C C D C / D | RT5C/3 | 1 | 0.59 % | | 1 | 0.52 % | | | 10 | D C / C D D C C | 9A/S51TA | 1 | 0.59 % | | 1 | 0.52 % | | | 11 | D C D C | 4L8A | 1 | 0.59 % | | 2 | 1.03 % | |
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