An active day is when any amount of data is received from that station.
| Identifier | Sep 08 | Oct 08 | Nov 08 | Dec 08 | Jan 09 | Feb 09 | Mar 09 | Apr 09 | May 09 | Jun 09 | Jul 09 | Aug 09 | Sep 09 | Oct 09 | Nov 09 | Dec 09 | Jan 10 | Feb 10 | Mar 10 | Apr 10 | May 10 | Jun 10 | Jul 10 | Aug 10 |
| AE4BP-4 | 19 | 8 | 9 | 26 | 31 | 5 | 1 | 29 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 29 | 31 | 28 | 30 | 30 | 30 | 30 | 31 | 27 |
| CW0757 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 9 | 0 | 0 |
| CW2391 | 30 | 27 | 29 | 29 | 30 | 28 | 31 | 28 | 31 | 22 | 31 | 30 | 30 | 31 | 29 | 29 | 31 | 28 | 31 | 27 | 31 | 30 | 31 | 31 |
| CW2470 | 30 | 31 | 29 | 31 | 31 | 28 | 30 | 29 | 30 | 30 | 30 | 30 | 28 | 30 | 29 | 26 | 31 | 28 | 28 | 26 | 31 | 30 | 31 | 31 |
| CW2583 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW3484 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 28 | 29 |
| CW3639 | 30 | 31 | 28 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 27 | 31 | 30 | 30 | 19 | 10 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| CW3776 | 30 | 27 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 28 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW4149 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 26 | 31 | 22 | 30 | 31 | 30 | 31 | 28 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW4189 | 0 | 0 | 0 | 0 | 0 | 19 | 20 | 30 | 31 | 30 | 5 | 31 | 30 | 29 | 27 | 11 | 29 | 28 | 31 | 30 | 18 | 28 | 31 | 26 |
| CW4358 | 30 | 31 | 29 | 31 | 31 | 28 | 31 | 29 | 31 | 28 | 31 | 13 | 30 | 31 | 30 | 28 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 30 |
| CW4505 | 1 | 1 | 2 | 5 | 11 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 25 | 22 | 24 | 31 | 30 | 31 | 20 | 0 | 0 |
| CW4805 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW4925 | 27 | 31 | 30 | 31 | 15 | 15 | 16 | 24 | 22 | 21 | 0 | 0 | 4 | 31 | 29 | 6 | 31 | 23 | 11 | 30 | 31 | 1 | 3 | 2 |
| CW5471 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW6005 | 30 | 27 | 29 | 31 | 30 | 25 | 31 | 30 | 31 | 27 | 31 | 31 | 28 | 31 | 30 | 26 | 17 | 28 | 26 | 30 | 31 | 5 | 14 | 29 |
| CW6106 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW6311 | 29 | 29 | 30 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 30 | 17 | 25 | 18 | 27 | 22 | 15 | 9 | 14 | 28 | 6 | 20 | 27 |
| CW6500 | 24 | 10 | 21 | 5 | 19 | 27 | 24 | 20 | 17 | 16 | 0 | 5 | 1 | 0 | 8 | 29 | 30 | 24 | 28 | 27 | 31 | 30 | 31 | 31 |
| CW6689 | 28 | 31 | 30 | 31 | 20 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 29 | 27 | 31 | 30 | 30 | 30 | 18 | 30 |
| CW7114 | 17 | 31 | 30 | 30 | 31 | 28 | 28 | 27 | 31 | 30 | 31 | 30 | 27 | 12 | 29 | 31 | 30 | 28 | 31 | 27 | 29 | 28 | 30 | 23 |
| CW7116 | 30 | 22 | 16 | 30 | 31 | 28 | 30 | 29 | 31 | 30 | 31 | 31 | 24 | 22 | 25 | 29 | 31 | 27 | 6 | 12 | 21 | 28 | 30 | 15 |
| CW7235 | 30 | 31 | 30 | 27 | 28 | 28 | 31 | 30 | 31 | 30 | 31 | 27 | 30 | 31 | 26 | 31 | 31 | 28 | 28 | 30 | 31 | 29 | 30 | 21 |
| CW7244 | 30 | 20 | 18 | 31 | 26 | 23 | 30 | 30 | 30 | 30 | 9 | 21 | 26 | 24 | 17 | 10 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 |
| CW7633 | 30 | 30 | 30 | 30 | 31 | 28 | 31 | 30 | 31 | 30 | 30 | 31 | 29 | 31 | 28 | 31 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| CW7667 | 30 | 31 | 30 | 27 | 31 | 28 | 31 | 26 | 31 | 30 | 24 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 29 | 28 | 31 | 30 | 31 | 30 |
| CW8363 | 30 | 27 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 27 | 31 | 30 | 29 | 31 | 28 | 31 | 30 | 31 | 25 | 31 | 22 |
| CW9121 | 30 | 31 | 30 | 31 | 30 | 28 | 28 | 0 | 0 | 0 | 13 | 0 | 0 | 0 | 0 | 0 | 21 | 21 | 7 | 30 | 20 | 27 | 29 | 28 |
| DW0133 | 30 | 31 | 30 | 27 | 12 | 19 | 24 | 14 | 13 | 12 | 12 | 15 | 23 | 31 | 30 | 31 | 31 | 28 | 31 | 24 | 7 | 30 | 26 | 31 |
| DW0323 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 26 |
| DW0507 | 16 | 16 | 16 | 26 | 21 | 17 | 11 | 17 | 12 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 4 | 8 | 14 | 0 | 9 | 16 | 25 | 19 |
| DW1018 | 29 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 30 | 30 | 31 | 31 | 9 | 0 | 0 | 0 | 0 | 0 | 0 |
| DW1446 | 0 | 31 | 29 | 30 | 16 | 23 | 6 | 1 | 2 | 0 | 14 | 5 | 18 | 31 | 30 | 31 | 31 | 28 | 26 | 28 | 31 | 29 | 30 | 30 |
| DW1801 | 0 | 0 | 1 | 31 | 28 | 27 | 31 | 23 | 28 | 28 | 23 | 27 | 30 | 25 | 26 | 31 | 26 | 18 | 31 | 19 | 29 | 21 | 25 | 8 |
| DW1863 | 0 | 0 | 0 | 17 | 31 | 28 | 31 | 30 | 18 | 19 | 23 | 27 | 4 | 28 | 9 | 10 | 31 | 9 | 0 | 0 | 0 | 18 | 21 | 0 |
| DW1971 | 0 | 0 | 0 | 7 | 31 | 28 | 31 | 29 | 31 | 29 | 26 | 7 | 26 | 29 | 29 | 29 | 31 | 16 | 31 | 30 | 14 | 0 | 0 | 0 |
| DW2309 | 0 | 0 | 0 | 0 | 0 | 15 | 31 | 30 | 31 | 30 | 29 | 31 | 27 | 31 | 30 | 31 | 29 | 24 | 31 | 25 | 28 | 28 | 30 | 31 |
| DW2447 | 0 | 0 | 0 | 0 | 0 | 1 | 31 | 30 | 31 | 30 | 31 | 30 | 30 | 31 | 30 | 31 | 30 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW2867 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 30 | 31 | 31 | 30 | 10 | 0 | 25 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW3063 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 31 | 31 | 28 | 31 | 12 | 24 | 17 | 19 | 15 | 0 | 15 | 18 | 22 | 0 |
| DW3181 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 27 | 27 | 21 | 29 | 10 | 0 | 0 | 0 | 0 | 0 | 4 | 24 |
| DW3311 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 28 | 24 | 30 | 28 | 31 | 28 | 31 | 30 | 31 | 26 | 31 | 22 |
| DW3425 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 31 | 14 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 30 |
| DW3833 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 31 | 31 | 28 | 31 | 28 | 0 | 17 | 31 | 31 |
| DW4352 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW4909 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 31 | 30 | 31 | 31 |
| DW5131 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 30 | 30 |
| DW5576 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 29 |
| DW5696 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 |
| DW5728 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
| K4CCC-9 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 0 | 30 | 30 | 31 |
| K4SHP-2 | 0 | 19 | 30 | 31 | 23 | 28 | 28 | 26 | 31 | 13 | 21 | 31 | 28 | 30 | 27 | 29 | 31 | 28 | 31 | 30 | 31 | 30 | 29 | 28 |
| K4XP | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 30 | 31 | 30 | 31 | 31 | 25 | 31 | 30 | 30 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| KD4SFD | 28 | 31 | 30 | 31 | 31 | 26 | 16 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| KD4VH | 30 | 31 | 30 | 25 | 31 | 28 | 31 | 30 | 31 | 28 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 30 |
| KE4QPN | 30 | 28 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 28 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 27 | 27 |
| KG4POE | 30 | 30 | 30 | 31 | 28 | 14 | 15 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 18 | 13 | 30 | 31 | 18 | 2 | 0 |
| KG4TXZ | 29 | 29 | 23 | 25 | 25 | 25 | 24 | 23 | 22 | 19 | 23 | 22 | 17 | 30 | 30 | 17 | 18 | 18 | 6 | 27 | 22 | 1 | 0 | 0 |
| KI4UEM | 16 | 31 | 28 | 27 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| KJ4DNN | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 25 | 30 | 31 | 30 | 31 | 31 |
| KJ4JOS | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 23 | 31 | 29 | 31 | 27 | 28 | 28 |
| KQ4G-5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 31 | 30 |
| KS4XQ | 30 | 29 | 24 | 31 | 29 | 28 | 19 | 30 | 27 | 17 | 24 | 31 | 30 | 31 | 28 | 31 | 28 | 24 | 31 | 30 | 16 | 8 | 31 | 30 |
| KX4DOR-11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 30 | 31 | 30 |
| N2XD | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| N4JVU | 20 | 25 | 20 | 22 | 24 | 25 | 28 | 30 | 31 | 29 | 27 | 21 | 23 | 18 | 30 | 23 | 26 | 26 | 28 | 22 | 29 | 26 | 29 | 19 |
| N4XML-1 | 0 | 4 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 17 | 16 | 31 | 28 | 31 | 12 | 0 | 0 | 13 | 31 |
| N4ZOI | 4 | 31 | 30 | 30 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 29 | 31 | 31 | 28 | 31 | 9 | 0 | 0 | 0 | 0 |
| N5CWH | 30 | 31 | 22 | 19 | 31 | 27 | 31 | 30 | 31 | 30 | 25 | 29 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 22 | 2 | 11 |
| NE4SC-9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 28 | 31 | 30 | 0 | 30 | 31 | 10 |
| NO4D | 28 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 28 | 31 | 31 | 29 | 31 | 30 | 30 | 31 | 7 | 0 | 0 | 0 | 0 | 0 | 0 |
| W4HNK-11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 30 | 30 | 14 | 15 | 31 | 27 | 30 | 31 | 25 | 30 | 30 | 31 | 30 | 30 | 31 |
| W4OSC | 0 | 0 | 0 | 0 | 0 | 7 | 31 | 30 | 31 | 9 | 13 | 0 | 0 | 2 | 1 | 0 | 3 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
| WA4USN-3 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 0 | 30 | 31 | 31 |
| WJ4X-10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 |
| WX4BB-1 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 24 | 31 | 29 | 30 | 23 | 22 | 4 | 0 | 0 | 9 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
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