An active day is when any amount of data is received from that station.
| Identifier | Mar 08 | Apr 08 | May 08 | Jun 08 | Jul 08 | Aug 08 | 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 |
| CW2628 | 31 | 30 | 28 | 27 | 26 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 30 | 31 | 28 |
| CW4594 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 17 | 29 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 |
| CW5892 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 |
| DO1MSR-3 | 31 | 27 | 28 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| DW0051 | 31 | 29 | 31 | 30 | 30 | 29 | 30 | 27 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 29 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 |
| DW0598 | 0 | 0 | 9 | 30 | 16 | 31 | 30 | 25 | 30 | 31 | 28 | 28 | 31 | 30 | 30 | 30 | 31 | 31 | 30 | 31 | 28 | 31 | 29 | 28 |
| DW1083 | 0 | 0 | 0 | 0 | 0 | 26 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 |
| DW1533 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| DW1924 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 31 | 28 | 21 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 |
| DW2087 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 13 | 8 | 3 | 2 | 4 | 2 | 0 | 0 | 4 | 2 | 0 | 1 | 0 |
| DW2333 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 31 | 30 | 31 | 28 | 30 | 16 | 12 | 25 | 28 | 28 | 24 | 21 |
| DW2426 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 31 | 30 | 28 | 30 | 31 | 16 | 25 | 0 | 0 | 0 | 0 | 0 |
| DW2619 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 30 | 31 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| DW3021 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 15 | 0 | 30 | 28 | 30 | 31 | 31 | 11 |
| DW3067 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 31 | 31 | 14 | 21 | 19 | 5 | 0 | 3 |
| DW3163 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 31 | 30 | 31 | 30 | 31 | 31 | 28 |
| DW3361 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 30 | 29 | 30 | 31 | 31 | 28 |
| DW3857 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 29 | 30 | 28 |
| DW4151 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 31 | 28 |
| DW4277 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 27 |
| OE6CUD-6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 | 24 | 14 |
| OE7AAI | 0 | 0 | 0 | 0 | 25 | 27 | 28 | 30 | 30 | 29 | 31 | 22 | 19 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 24 |
| OE9FWV | 30 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 30 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 24 |
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