| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C | DF8AE | 78 | 33.62 % | | 132 | 34.83 % | | | 2 | C C D C C C | DL1MRL | 76 | 32.76 % | | 115 | 30.34 % | | | 3 | C C D C | CQ9A | 53 | 22.84 % | | 97 | 25.59 % | | | 4 | C D C C C | F5OZC | 7 | 3.02 % | | 9 | 2.37 % | | | 5 | C D D C | E74A | 3 | 1.29 % | | 5 | 1.32 % | | | 6 | C D C | M1X | 3 | 1.29 % | | 5 | 1.32 % | | | 7 | C D D C C | S51DX | 3 | 1.29 % | | 3 | 0.79 % | | | 8 | C D C C | F5IN | 2 | 0.86 % | | 3 | 0.79 % | | | 9 | D C D C | 9A2X | 2 | 0.86 % | | 2 | 0.53 % | | | 10 | D C D C C | 4X1ST | 2 | 0.86 % | | 2 | 0.53 % | | | 11 | D C / C D C C | 9A/W3WM | 1 | 0.43 % | | 3 | 0.79 % | | | 12 | C C D D C C C | OL90ABU | 1 | 0.43 % | | 1 | 0.26 % | | | 13 | C C D C C C C | II8RCAS | 1 | 0.43 % | | 1 | 0.26 % | |
|