| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C C C | CT1EKU | 137 | 39.48 % | | 160 | 40.00 % | | | 2 | C C D C C | AB4SF | 86 | 24.78 % | | 100 | 25.00 % | | | 3 | C D C C C | F1IWH | 52 | 14.99 % | | 61 | 15.25 % | | | 4 | C C D C | AI9T | 35 | 10.09 % | | 41 | 10.25 % | | | 5 | C D C C | F5RD | 24 | 6.92 % | | 25 | 6.25 % | | | 6 | C D C | G1P | 2 | 0.58 % | | 2 | 0.50 % | | | 7 | C C D C C C / C | DL5BAW/P | 1 | 0.29 % | | 1 | 0.25 % | | | 8 | C D D C C C | E21YDP | 1 | 0.29 % | | 1 | 0.25 % | | | 9 | D C D C C | 9A3TY | 1 | 0.29 % | | 1 | 0.25 % | | | 10 | C C D D C C C C | DM18ARDF | 1 | 0.29 % | | 1 | 0.25 % | | | 11 | C C D D D D C C C | DQ1200ASP | 1 | 0.29 % | | 1 | 0.25 % | | | 12 | C C D D C C C | HB90TUD | 1 | 0.29 % | | 1 | 0.25 % | | | 13 | C C D D D C | HF100S | 1 | 0.29 % | | 1 | 0.25 % | | | 14 | C C D D C | OZ11A | 1 | 0.29 % | | 1 | 0.25 % | | | 15 | C C D C C C / C C C | PD0MNF/QRP | 1 | 0.29 % | | 1 | 0.25 % | | | 16 | C C D D C C | PH70PH | 1 | 0.29 % | | 1 | 0.25 % | | | 17 | C D D C C | S51DD | 1 | 0.29 % | | 1 | 0.25 % | |
|