| Callsign structure | # | Callsign structure, C - char, D - digit | Example | Callsigns | % | QSOs | % |
|---|
| 1 | C C D C | AC4L | 103 | 37.87 % | | 122 | 40.67 % | | | 2 | C C D C C | AB3CX | 73 | 26.84 % | | 77 | 25.67 % | | | 3 | C C D C C C | DA0BCC | 49 | 18.01 % | | 51 | 17.00 % | | | 4 | C D D C | E77D | 11 | 4.04 % | | 11 | 3.67 % | | | 5 | D C D C | 3Z1K | 7 | 2.57 % | | 8 | 2.67 % | | | 6 | C D C C C | F4FFH | 6 | 2.21 % | | 6 | 2.00 % | | | 7 | C D C C | E7CW | 6 | 2.21 % | | 8 | 2.67 % | | | 8 | C D D C C | A71WW | 4 | 1.47 % | | 4 | 1.33 % | | | 9 | D C D C C | 4X6FR | 4 | 1.47 % | | 4 | 1.33 % | | | 10 | C D C | M3X | 2 | 0.74 % | | 2 | 0.67 % | | | 11 | D C D D C | 9A30T | 1 | 0.37 % | | 1 | 0.33 % | | | 12 | C / C D D C | F/E72T | 1 | 0.37 % | | 1 | 0.33 % | | | 13 | C C D D C C C | HF19LOS | 1 | 0.37 % | | 1 | 0.33 % | | | 14 | C C D D C C C C C | DL17UBOOT | 1 | 0.37 % | | 1 | 0.33 % | | | 15 | C C D D C | OG73X | 1 | 0.37 % | | 1 | 0.33 % | | | 16 | C C / C C D C C C | TF/DL1MGB | 1 | 0.37 % | | 1 | 0.33 % | | | 17 | C D D D D C C | Z3100TC | 1 | 0.37 % | | 1 | 0.33 % | |
|