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 |
| AA1EO | 31 | 29 | 9 | 31 | 30 | 31 | 30 | 29 | 0 | 0 | 27 | 30 | 31 | 30 | 31 | 31 | 28 | 10 | 0 | 0 | 0 | 18 | 10 | 7 |
| CW0234 | 31 | 30 | 31 | 31 | 30 | 30 | 30 | 31 | 29 | 28 | 31 | 30 | 31 | 30 | 26 | 12 | 29 | 31 | 30 | 30 | 31 | 29 | 31 | 30 |
| CW0327 | 30 | 25 | 31 | 28 | 30 | 27 | 30 | 29 | 27 | 28 | 31 | 30 | 31 | 29 | 0 | 0 | 0 | 11 | 30 | 31 | 30 | 29 | 31 | 30 |
| CW0655 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 23 | 29 | 31 | 30 | 31 | 31 | 8 | 1 | 23 | 31 | 31 | 29 | 31 | 30 |
| CW0857 | 30 | 30 | 30 | 31 | 30 | 31 | 29 | 30 | 31 | 28 | 31 | 30 | 29 | 29 | 31 | 29 | 26 | 30 | 28 | 9 | 30 | 21 | 11 | 0 |
| CW1064 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 26 | 28 | 31 | 30 | 31 | 30 | 15 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW1492 | 31 | 30 | 31 | 29 | 28 | 31 | 30 | 28 | 29 | 27 | 31 | 29 | 31 | 30 | 24 | 31 | 30 | 31 | 30 | 31 | 30 | 29 | 31 | 30 |
| CW1773 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW1984 | 31 | 30 | 31 | 31 | 30 | 29 | 28 | 31 | 31 | 28 | 31 | 30 | 29 | 29 | 31 | 31 | 29 | 31 | 29 | 31 | 31 | 29 | 31 | 27 |
| CW2572 | 31 | 26 | 30 | 29 | 19 | 29 | 27 | 31 | 29 | 28 | 27 | 28 | 12 | 28 | 21 | 30 | 29 | 31 | 24 | 29 | 27 | 26 | 23 | 27 |
| CW2847 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 25 | 15 | 1 | 2 | 0 | 0 | 0 | 0 | 9 | 1 | 17 | 31 | 31 | 28 | 12 | 13 |
| CW2880 | 27 | 30 | 31 | 31 | 28 | 30 | 29 | 31 | 30 | 28 | 29 | 28 | 26 | 30 | 29 | 30 | 30 | 30 | 30 | 28 | 30 | 29 | 30 | 13 |
| CW3006 | 30 | 30 | 31 | 31 | 30 | 26 | 30 | 31 | 30 | 28 | 31 | 29 | 25 | 26 | 31 | 31 | 28 | 31 | 30 | 30 | 31 | 29 | 31 | 24 |
| CW3156 | 16 | 30 | 9 | 16 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 29 | 18 | 26 | 29 | 31 | 28 | 31 | 31 | 29 | 31 | 30 |
| CW3577 | 31 | 30 | 31 | 31 | 30 | 30 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 30 | 13 |
| CW3750 | 18 | 0 | 0 | 0 | 0 | 0 | 17 | 29 | 29 | 26 | 30 | 2 | 0 | 25 | 21 | 28 | 29 | 31 | 28 | 28 | 0 | 0 | 4 | 30 |
| CW4250 | 29 | 17 | 31 | 31 | 25 | 30 | 30 | 26 | 30 | 28 | 30 | 30 | 31 | 30 | 31 | 31 | 27 | 31 | 30 | 25 | 29 | 29 | 27 | 13 |
| CW4525 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 30 | 28 | 29 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW4970 | 29 | 30 | 30 | 31 | 30 | 31 | 30 | 30 | 30 | 23 | 26 | 30 | 29 | 28 | 31 | 31 | 30 | 29 | 27 | 31 | 31 | 29 | 31 | 23 |
| CW5334 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 13 |
| CW5443 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW5516 | 31 | 29 | 14 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 22 | 31 | 31 | 30 | 20 | 25 | 14 | 31 | 21 | 27 | 22 |
| CW5770 | 31 | 29 | 25 | 24 | 30 | 31 | 24 | 31 | 31 | 28 | 31 | 30 | 29 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 15 |
| CW5818 | 30 | 30 | 31 | 31 | 26 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 22 | 28 | 31 | 12 | 31 | 31 | 29 | 28 | 0 |
| CW5851 | 0 | 12 | 28 | 31 | 28 | 31 | 30 | 31 | 28 | 28 | 31 | 30 | 31 | 30 | 31 | 30 | 28 | 29 | 30 | 31 | 31 | 27 | 31 | 30 |
| CW6282 | 0 | 0 | 2 | 28 | 28 | 31 | 30 | 31 | 31 | 22 | 21 | 30 | 25 | 30 | 31 | 31 | 30 | 31 | 30 | 13 | 23 | 24 | 31 | 0 |
| CW6949 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 10 | 27 | 31 | 28 | 31 | 27 | 30 | 22 | 25 | 31 | 30 | 25 | 31 | 18 | 1 | 0 |
| CW7142 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 29 | 31 | 30 | 24 | 31 | 24 |
| CW7324 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 28 | 31 | 30 | 31 | 30 | 28 | 0 | 0 | 0 | 0 | 21 | 31 | 29 | 31 | 30 |
| CW7406 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 27 | 30 | 30 | 21 | 25 | 27 | 22 | 29 | 11 | 10 | 9 | 6 | 18 | 3 | 0 |
| CW7438 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 28 | 24 | 26 | 11 | 3 | 8 | 4 | 20 | 24 | 22 | 30 | 31 | 29 | 31 | 28 |
| CW7460 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 28 | 31 | 30 | 31 | 29 | 25 | 16 | 0 | 0 | 0 | 0 | 1 | 14 | 31 | 29 |
| CW7637 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 30 | 30 | 31 | 22 | 12 | 28 | 30 | 31 | 23 | 26 | 28 | 20 | 25 | 30 |
| CW7678 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 30 | 31 | 27 | 15 | 11 | 22 | 28 | 28 | 31 | 30 | 27 | 21 | 30 |
| CW7877 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 25 | 28 | 31 | 31 | 28 | 23 | 29 | 29 | 31 | 29 | 29 | 30 |
| CW7895 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 31 | 29 | 31 | 30 |
| CW8141 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 | 31 | 31 | 29 | 31 | 29 | 27 | 31 | 29 | 22 | 16 |
| CW8371 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 31 | 30 | 30 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW8418 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 30 | 30 | 24 | 30 | 30 | 30 | 7 | 29 | 28 |
| CW8669 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 29 | 31 | 25 |
| CW8732 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 28 | 30 | 28 | 31 | 25 | 31 | 30 |
| CW8944 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 30 | 31 | 31 | 29 | 31 | 30 |
| CW9123 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 20 | 27 | 26 | 28 | 22 |
| CW9233 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 18 | 17 | 31 | 29 |
| CW9258 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 31 | 28 | 31 | 30 |
| CW9271 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 31 | 29 | 26 | 30 |
| CW9887 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 31 | 30 |
| DW0068 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 | 30 |
| K1ABC | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
| K1KKY | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 31 | 24 | 29 | 31 | 30 |
| KA1GJU-3 | 23 | 30 | 31 | 31 | 30 | 31 | 26 | 26 | 23 | 28 | 31 | 30 | 31 | 30 | 26 | 31 | 30 | 31 | 30 | 22 | 24 | 12 | 17 | 25 |
| KA1GOZ | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 29 | 28 | 29 | 27 | 28 | 30 | 31 | 31 | 30 | 29 | 29 | 31 | 29 | 28 | 0 | 0 |
| KA1HEU | 31 | 30 | 30 | 31 | 30 | 31 | 29 | 31 | 31 | 28 | 31 | 28 | 31 | 30 | 31 | 31 | 30 | 31 | 0 | 1 | 0 | 0 | 0 | 0 |
| KA1MTM | 31 | 30 | 31 | 31 | 30 | 30 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 30 | 25 | 31 | 15 |
| KA1RVR | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 30 | 29 | 28 | 24 | 17 | 29 | 29 | 31 | 31 | 27 | 29 | 29 | 24 | 23 | 26 | 23 | 3 |
| KB1TX | 30 | 30 | 24 | 26 | 17 | 23 | 30 | 16 | 21 | 15 | 20 | 25 | 24 | 25 | 25 | 28 | 20 | 29 | 30 | 23 | 31 | 29 | 31 | 11 |
| KC1EO | 31 | 29 | 31 | 31 | 30 | 31 | 29 | 30 | 26 | 28 | 29 | 30 | 18 | 2 | 0 | 0 | 1 | 27 | 30 | 30 | 30 | 23 | 30 | 11 |
| KC1FX | 31 | 30 | 28 | 22 | 30 | 31 | 30 | 28 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 30 | 30 | 31 | 31 | 28 | 31 | 30 |
| N1EDU | 31 | 30 | 18 | 0 | 15 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 31 | 29 |
| N1EO | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 19 | 13 | 31 | 30 |
| N1MZX | 31 | 30 | 30 | 30 | 29 | 31 | 30 | 30 | 28 | 28 | 29 | 30 | 29 | 29 | 31 | 26 | 20 | 30 | 29 | 31 | 31 | 28 | 30 | 29 |
| N1NAZ-1 | 31 | 30 | 31 | 31 | 30 | 30 | 30 | 31 | 31 | 28 | 30 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 29 | 31 | 31 | 29 | 31 | 30 |
| N1NLX | 0 | 11 | 28 | 20 | 0 | 0 | 9 | 17 | 31 | 22 | 24 | 0 | 0 | 0 | 0 | 0 | 12 | 31 | 28 | 2 | 0 | 4 | 31 | 16 |
| N1NSI | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 30 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| N1SKZ | 30 | 30 | 31 | 31 | 29 | 31 | 30 | 30 | 31 | 28 | 29 | 30 | 29 | 29 | 31 | 31 | 30 | 29 | 30 | 31 | 31 | 29 | 30 | 12 |
| N1ZGF | 31 | 30 | 30 | 28 | 29 | 30 | 30 | 29 | 28 | 27 | 29 | 30 | 29 | 21 | 0 | 0 | 0 | 0 | 0 | 15 | 31 | 29 | 30 | 28 |
| W1HJF | 29 | 29 | 31 | 24 | 2 | 5 | 4 | 15 | 0 | 18 | 29 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 30 |
| W1JAB | 31 | 30 | 31 | 31 | 6 | 9 | 30 | 30 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 25 |
| W1WSQ | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 |
| WA1NHP | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 27 | 25 | 28 | 31 | 26 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 29 | 25 |
| WB1AS | 24 | 12 | 31 | 28 | 26 | 31 | 30 | 20 | 29 | 25 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 29 | 31 | 12 |
| WK1P | 12 | 6 | 11 | 4 | 7 | 8 | 8 | 9 | 15 | 14 | 7 | 18 | 11 | 6 | 0 | 2 | 11 | 7 | 2 | 0 | 28 | 12 | 11 | 3 |
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