An active day is when any amount of data is received from that station.
| Identifier | May 06 | Jun 06 | Jul 06 | Aug 06 | Sep 06 | Oct 06 | Nov 06 | Dec 06 | Jan 07 | Feb 07 | Mar 07 | Apr 07 | May 07 | Jun 07 | Jul 07 | Aug 07 | Sep 07 | Oct 07 | Nov 07 | Dec 07 | Jan 08 | Feb 08 | Mar 08 | Apr 08 |
| AA1XD | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 25 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW0052 | 31 | 30 | 31 | 31 | 22 | 29 | 30 | 14 | 25 | 27 | 30 | 29 | 30 | 29 | 23 | 30 | 15 | 31 | 28 | 31 | 31 | 29 | 31 | 30 |
| CW0080 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 31 | 31 | 25 | 15 | 0 | 0 | 0 | 0 | 10 | 0 |
| CW0333 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 30 | 29 | 28 | 29 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW0615 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 29 | 31 | 30 | 31 | 26 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW0774 | 22 | 30 | 31 | 31 | 29 | 25 | 30 | 24 | 30 | 28 | 29 | 0 | 15 | 30 | 31 | 31 | 30 | 22 | 30 | 31 | 31 | 29 | 26 | 0 |
| CW0801 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 27 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 30 | 29 | 31 | 26 |
| CW1259 | 29 | 30 | 11 | 30 | 29 | 31 | 28 | 30 | 28 | 28 | 29 | 30 | 29 | 30 | 25 | 31 | 29 | 31 | 28 | 31 | 31 | 29 | 31 | 30 |
| CW1404 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 31 | 28 | 29 | 27 | 31 | 28 | 31 | 13 | 30 | 31 | 29 | 31 | 31 | 29 | 29 | 30 |
| CW1768 | 31 | 28 | 29 | 31 | 29 | 31 | 30 | 30 | 29 | 28 | 31 | 30 | 30 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 |
| CW1852 | 31 | 25 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW2026 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 27 | 19 | 28 | 29 | 25 | 31 | 29 | 5 | 0 | 10 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW2233 | 31 | 28 | 25 | 31 | 30 | 29 | 27 | 30 | 29 | 28 | 31 | 30 | 31 | 30 | 26 | 31 | 29 | 31 | 30 | 31 | 31 | 29 | 27 | 27 |
| CW2267 | 31 | 30 | 31 | 31 | 30 | 3 | 30 | 31 | 29 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 30 | 20 |
| CW2414 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 30 | 28 | 28 | 29 | 30 | 31 | 30 | 31 | 30 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW2517 | 31 | 30 | 31 | 31 | 30 | 26 | 30 | 30 | 26 | 28 | 29 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 29 | 31 | 31 | 29 | 31 | 30 |
| CW2924 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 29 | 29 | 30 | 29 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 30 | 30 |
| CW2980 | 28 | 30 | 18 | 31 | 30 | 28 | 29 | 24 | 24 | 27 | 29 | 29 | 22 | 30 | 29 | 31 | 24 | 26 | 30 | 21 | 29 | 29 | 31 | 30 |
| CW3521 | 31 | 28 | 31 | 31 | 27 | 31 | 30 | 31 | 29 | 28 | 31 | 28 | 27 | 30 | 30 | 30 | 30 | 31 | 30 | 31 | 30 | 29 | 31 | 30 |
| CW3790 | 31 | 30 | 31 | 31 | 29 | 30 | 30 | 27 | 29 | 22 | 28 | 29 | 28 | 27 | 24 | 29 | 29 | 28 | 29 | 29 | 31 | 28 | 28 | 11 |
| CW3817 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 29 | 30 |
| CW4351 | 22 | 15 | 0 | 4 | 30 | 31 | 17 | 31 | 31 | 28 | 25 | 23 | 21 | 25 | 27 | 27 | 23 | 27 | 14 | 0 | 0 | 0 | 0 | 0 |
| CW5092 | 31 | 28 | 23 | 31 | 7 | 5 | 1 | 6 | 2 | 9 | 10 | 4 | 2 | 0 | 0 | 3 | 30 | 25 | 0 | 29 | 31 | 29 | 30 | 28 |
| CW5246 | 31 | 30 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 24 | 30 | 31 | 29 | 30 | 31 | 30 | 30 | 31 | 29 | 31 | 30 |
| CW5480 | 31 | 30 | 30 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 29 | 29 | 30 | 30 | 31 | 28 | 24 | 30 | 31 | 31 | 19 | 28 | 30 |
| CW5536 | 29 | 29 | 30 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 26 | 30 | 30 | 30 | 30 | 31 | 30 | 30 | 30 | 31 | 31 | 28 | 5 | 22 |
| CW6014 | 0 | 13 | 24 | 22 | 13 | 27 | 3 | 18 | 31 | 21 | 31 | 30 | 31 | 25 | 30 | 30 | 29 | 30 | 30 | 26 | 27 | 29 | 31 | 30 |
| CW6342 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 30 | 31 | 14 | 30 | 25 | 28 | 29 | 26 | 29 | 31 | 29 | 27 | 0 |
| CW6596 | 0 | 0 | 0 | 0 | 2 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 30 | 30 | 30 | 29 | 31 | 25 | 30 | 20 | 29 | 31 | 30 |
| CW7535 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 31 | 29 | 31 | 23 | 31 | 31 | 30 | 31 | 30 | 29 | 31 | 27 | 30 | 22 |
| CW7565 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 27 | 30 | 29 | 31 | 14 |
| CW7595 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 31 | 21 | 31 | 30 | 24 | 30 | 25 | 24 | 30 | 31 | 31 | 29 | 31 | 22 |
| CW7911 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 31 | 30 | 31 | 30 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW8220 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 31 | 31 | 30 | 31 | 23 | 30 | 30 | 29 | 31 | 14 |
| CW8440 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 26 | 30 | 31 | 15 | 28 | 31 | 29 | 31 | 30 |
| CW8814 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 14 | 2 | 23 | 25 | 31 | 30 |
| CW8857 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW9392 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 31 | 29 | 31 | 30 |
| CW9426 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 31 | 29 | 31 | 0 |
| CW9490 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 23 | 27 | 20 |
| CW9500 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 29 | 31 | 30 |
| CW9818 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 29 | 25 |
| DW0332 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 |
| DW0418 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 |
| K1ADM | 8 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 30 | 28 | 30 | 31 | 23 | 31 | 31 | 29 | 31 | 30 |
| K1DLM-12 | 31 | 20 | 30 | 31 | 30 | 31 | 30 | 24 | 0 | 0 | 2 | 28 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 16 | 31 | 29 | 31 | 11 |
| K1PIG | 30 | 30 | 31 | 31 | 30 | 31 | 30 | 29 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 28 | 31 | 29 | 31 | 30 |
| K1PIG-4 | 30 | 30 | 31 | 31 | 30 | 31 | 30 | 28 | 31 | 27 | 31 | 30 | 30 | 30 | 30 | 30 | 11 | 0 | 2 | 1 | 14 | 29 | 31 | 30 |
| KA1SNP | 31 | 30 | 31 | 31 | 24 | 31 | 30 | 31 | 27 | 27 | 31 | 30 | 31 | 30 | 31 | 31 | 22 | 31 | 29 | 31 | 31 | 29 | 31 | 30 |
| KB1ELT | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 31 | 29 | 31 | 28 | 31 | 31 | 25 | 26 | 27 | 31 | 24 | 29 | 31 | 30 |
| KB1ITS | 31 | 28 | 31 | 30 | 30 | 22 | 30 | 31 | 30 | 23 | 31 | 30 | 31 | 30 | 29 | 24 | 20 | 18 | 25 | 31 | 31 | 29 | 30 | 11 |
| KC1AU | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 30 | 24 | 24 | 20 | 13 | 16 |
| KD1KE | 31 | 30 | 31 | 31 | 29 | 31 | 25 | 31 | 31 | 27 | 31 | 30 | 28 | 26 | 27 | 16 | 18 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| N1NYW | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 | 31 | 31 | 23 | 31 | 25 |
| N1XUK-4 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 24 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 30 | 29 | 31 | 30 |
| N7GLR | 31 | 30 | 30 | 31 | 29 | 31 | 30 | 30 | 29 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| W1JOB | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 15 | 31 | 29 | 31 | 13 |
| W1LH-12 | 31 | 30 | 29 | 22 | 21 | 31 | 14 | 21 | 31 | 28 | 31 | 27 | 27 | 30 | 31 | 23 | 13 | 17 | 27 | 26 | 31 | 29 | 18 | 0 |
| W1XR | 31 | 30 | 31 | 31 | 29 | 24 | 30 | 31 | 26 | 21 | 28 | 8 | 0 | 4 | 0 | 13 | 20 | 25 | 15 | 15 | 0 | 0 | 0 | 0 |
| WA1DLZ | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 30 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 29 |
| WB1FTK | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 12 | 26 | 29 | 31 | 30 |
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