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 |
| CT1AKV-10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 31 | 30 | 31 | 18 | 31 | 26 |
| CT1BXX-9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| CT1ETE | 0 | 0 | 0 | 0 | 0 | 16 | 12 | 14 | 9 | 19 | 30 | 11 | 28 | 30 | 30 | 30 | 31 | 26 | 31 | 27 | 31 | 23 | 29 | 17 |
| CT1HND | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| CT1OY | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 31 | 25 | 0 | 0 | 23 | 31 |
| CT2JAY-11 | 25 | 23 | 28 | 31 | 30 | 28 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| CT3FQ-9 | 30 | 31 | 30 | 25 | 29 | 28 | 31 | 30 | 31 | 11 | 0 | 1 | 30 | 19 | 29 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| CU1AG | 0 | 0 | 0 | 0 | 12 | 19 | 0 | 19 | 28 | 1 | 0 | 0 | 0 | 2 | 30 | 30 | 31 | 26 | 27 | 0 | 0 | 0 | 0 | 0 |
| CU3AA | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| CU3EQ | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 23 | 28 | 27 | 24 | 1 | 0 | 0 | 0 |
| CW0214 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 23 | 0 | 16 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW3643 | 29 | 30 | 29 | 31 | 31 | 27 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 29 | 30 | 31 | 31 |
| CW3789 | 0 | 0 | 0 | 0 | 0 | 13 | 15 | 23 | 28 | 22 | 26 | 26 | 30 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| CW4162 | 30 | 31 | 29 | 30 | 31 | 0 | 9 | 30 | 19 | 30 | 27 | 31 | 26 | 28 | 28 | 31 | 27 | 24 | 29 | 30 | 27 | 30 | 31 | 31 |
| CW4198 | 29 | 29 | 30 | 31 | 30 | 27 | 28 | 6 | 9 | 30 | 31 | 17 | 26 | 22 | 30 | 31 | 9 | 0 | 0 | 0 | 0 | 0 | 15 | 31 |
| CW8520 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW8919 | 30 | 31 | 29 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 21 | 30 | 31 | 22 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW9760 | 27 | 31 | 30 | 27 | 31 | 28 | 31 | 30 | 31 | 5 | 12 | 0 | 0 | 1 | 8 | 26 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW1627 | 0 | 0 | 0 | 20 | 30 | 28 | 31 | 17 | 0 | 0 | 0 | 0 | 0 | 22 | 30 | 31 | 31 | 28 | 21 | 0 | 0 | 0 | 0 | 0 |
| DW1629 | 0 | 0 | 0 | 20 | 31 | 28 | 31 | 30 | 28 | 26 | 27 | 28 | 19 | 23 | 22 | 25 | 31 | 28 | 31 | 30 | 31 | 30 | 11 | 0 |
| DW1677 | 0 | 0 | 21 | 31 | 31 | 28 | 31 | 30 | 30 | 30 | 31 | 31 | 30 | 31 | 30 | 19 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 30 |
| DW1912 | 0 | 0 | 0 | 15 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 29 | 31 | 29 |
| DW2222 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| DW2235 | 0 | 0 | 0 | 0 | 7 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW2525 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 15 | 31 | 4 | 4 | 31 |
| DW2541 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 30 | 31 | 30 | 31 | 29 | 30 | 30 | 30 | 31 | 31 | 28 | 31 | 29 | 31 | 28 | 31 | 24 |
| DW3274 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 28 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 30 | 30 | 31 | 31 |
| DW3478 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 24 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW3848 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 31 | 31 | 28 | 31 | 30 | 18 | 30 | 31 | 29 |
| DW4957 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 31 | 30 | 30 | 21 |
| DW5620 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 |
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