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 |
| AA5HY | 0 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| AD5DP | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| CW1478 | 23 | 15 | 19 | 26 | 30 | 26 | 25 | 22 | 23 | 24 | 30 | 17 | 14 | 13 | 13 | 7 | 11 | 7 | 8 | 0 | 0 | 1 | 1 | 0 |
| CW2220 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 28 | 30 | 28 | 31 | 20 | 30 | 30 | 31 | 31 | 26 | 31 | 30 | 11 | 0 | 9 | 20 |
| CW2378 | 20 | 26 | 28 | 24 | 27 | 28 | 29 | 30 | 30 | 30 | 31 | 31 | 30 | 30 | 30 | 31 | 31 | 28 | 31 | 30 | 29 | 26 | 25 | 30 |
| CW3916 | 28 | 30 | 30 | 31 | 30 | 28 | 30 | 28 | 31 | 30 | 26 | 30 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW4127 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW4185 | 28 | 31 | 30 | 31 | 31 | 28 | 30 | 30 | 27 | 24 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 25 | 31 | 30 | 21 | 31 |
| CW4290 | 29 | 27 | 21 | 31 | 31 | 24 | 23 | 30 | 29 | 7 | 11 | 26 | 25 | 21 | 27 | 29 | 19 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
| CW5078 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 29 | 31 | 29 | 30 | 31 |
| CW5600 | 26 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 29 | 30 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 27 | 31 | 31 |
| CW6029 | 30 | 26 | 30 | 30 | 30 | 26 | 25 | 28 | 30 | 28 | 30 | 29 | 30 | 25 | 26 | 26 | 31 | 27 | 31 | 30 | 30 | 29 | 30 | 31 |
| CW6488 | 30 | 31 | 28 | 30 | 31 | 28 | 30 | 30 | 31 | 19 | 21 | 31 | 30 | 31 | 30 | 30 | 31 | 28 | 30 | 30 | 31 | 30 | 31 | 31 |
| CW6987 | 30 | 31 | 30 | 31 | 31 | 27 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 22 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW7580 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| CW9202 | 23 | 30 | 29 | 29 | 31 | 27 | 31 | 30 | 27 | 25 | 28 | 21 | 21 | 30 | 21 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| CW9781 | 30 | 31 | 27 | 31 | 31 | 28 | 31 | 30 | 30 | 26 | 24 | 31 | 29 | 31 | 26 | 31 | 31 | 27 | 31 | 30 | 22 | 30 | 31 | 31 |
| DW0240 | 29 | 31 | 30 | 31 | 31 | 20 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 28 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW0259 | 2 | 0 | 0 | 0 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 26 | 14 | 28 | 20 | 12 | 21 |
| DW0358 | 11 | 31 | 30 | 31 | 31 | 28 | 30 | 30 | 29 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW0550 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 28 | 29 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW1036 | 27 | 31 | 30 | 30 | 31 | 28 | 31 | 30 | 31 | 29 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW1103 | 23 | 31 | 29 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 29 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW1228 | 24 | 30 | 13 | 3 | 16 | 28 | 31 | 30 | 31 | 29 | 31 | 31 | 30 | 23 | 29 | 31 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| DW1260 | 24 | 18 | 11 | 10 | 10 | 11 | 19 | 16 | 16 | 16 | 11 | 9 | 16 | 11 | 15 | 9 | 14 | 13 | 3 | 7 | 8 | 8 | 16 | 9 |
| DW1389 | 10 | 31 | 30 | 31 | 31 | 26 | 31 | 30 | 31 | 28 | 31 | 31 | 29 | 29 | 30 | 31 | 31 | 28 | 29 | 27 | 30 | 30 | 29 | 28 |
| DW1426 | 3 | 29 | 30 | 30 | 28 | 26 | 29 | 22 | 31 | 10 | 27 | 31 | 27 | 30 | 17 | 28 | 26 | 28 | 31 | 29 | 28 | 23 | 29 | 26 |
| DW1637 | 0 | 0 | 26 | 31 | 31 | 28 | 31 | 30 | 30 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW1706 | 0 | 0 | 16 | 29 | 31 | 28 | 31 | 30 | 31 | 30 | 29 | 31 | 30 | 31 | 30 | 30 | 31 | 28 | 31 | 29 | 31 | 29 | 30 | 31 |
| DW2028 | 0 | 0 | 0 | 1 | 31 | 26 | 29 | 30 | 31 | 30 | 31 | 22 | 30 | 31 | 28 | 31 | 31 | 28 | 31 | 30 | 31 | 29 | 31 | 31 |
| DW2047 | 0 | 0 | 0 | 0 | 31 | 27 | 31 | 27 | 31 | 30 | 31 | 31 | 30 | 23 | 30 | 27 | 31 | 28 | 31 | 30 | 27 | 30 | 26 | 31 |
| DW2177 | 0 | 0 | 0 | 0 | 0 | 0 | 25 | 30 | 31 | 9 | 9 | 31 | 30 | 31 | 30 | 30 | 31 | 26 | 31 | 29 | 28 | 30 | 31 | 31 |
| DW2236 | 0 | 0 | 0 | 0 | 4 | 28 | 31 | 30 | 30 | 30 | 31 | 31 | 30 | 31 | 30 | 29 | 30 | 27 | 29 | 28 | 27 | 29 | 30 | 8 |
| DW2387 | 0 | 0 | 0 | 0 | 0 | 12 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 29 | 31 | 31 | 28 | 31 | 17 | 31 | 30 | 31 | 31 |
| DW2721 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 23 | 30 | 31 | 31 | 30 | 31 | 29 | 31 | 23 | 28 | 31 | 30 | 31 | 30 | 31 | 29 |
| DW3111 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 26 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 24 | 0 | 24 |
| DW3270 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 21 | 24 | 25 | 29 | 27 | 30 | 29 | 28 | 30 | 29 | 31 |
| DW3284 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 25 | 31 | 30 | 31 | 25 | 27 | 30 | 26 | 22 | 26 | 28 | 20 |
| DW3319 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW3608 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 18 | 29 | 19 | 30 | 27 | 26 | 0 | 0 | 0 | 0 | 22 |
| DW3734 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 19 | 31 | 26 | 31 | 30 | 27 | 28 | 24 | 31 |
| DW3755 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 23 | 21 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 0 |
| DW4048 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 23 | 17 | 25 | 21 | 12 | 22 | 26 | 27 |
| DW4071 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| DW4079 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 9 | 1 | 0 | 1 | 0 | 1 | 2 |
| DW4711 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 30 | 31 | 30 | 31 | 31 |
| DW4715 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 24 | 31 | 23 | 29 | 29 |
| DW5212 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 25 | 31 |
| DW5258 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 | 31 | 27 |
| DW5277 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 31 | 31 |
| DW5349 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 22 |
| DW5428 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | 31 |
| DW5467 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 12 | 31 |
| DW5543 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 24 |
| DW5648 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 17 |
| KA5YSY | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| KD5JZC | 30 | 31 | 30 | 31 | 22 | 28 | 31 | 30 | 31 | 23 | 27 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 23 | 31 | 30 | 31 | 31 |
| KD5MWL-2 | 5 | 16 | 16 | 23 | 25 | 20 | 28 | 29 | 29 | 29 | 20 | 25 | 29 | 31 | 30 | 31 | 31 | 28 | 29 | 30 | 31 | 30 | 31 | 31 |
| KE5JZM-1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 31 | 29 | 31 | 30 | 30 | 31 | 28 | 31 | 30 | 30 | 29 | 31 | 31 |
| N8OVD | 26 | 31 | 30 | 31 | 31 | 28 | 31 | 22 | 31 | 30 | 31 | 31 | 30 | 31 | 19 | 26 | 31 | 28 | 31 | 29 | 31 | 30 | 30 | 31 |
| W5KRO | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 26 | 30 | 31 | 29 | 31 | 29 | 28 | 31 | 20 | 16 | 19 | 31 | 30 |
| W5MLE | 17 | 4 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 29 | 26 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| W5VQG | 7 | 21 | 0 | 1 | 3 | 0 | 24 | 28 | 31 | 7 | 0 | 30 | 30 | 8 | 0 | 25 | 31 | 28 | 28 | 26 | 15 | 0 | 0 | 0 |
| WB5CCO | 26 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
| WC5M | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 31 | 30 | 31 | 30 | 28 | 31 | 30 | 31 | 30 | 31 | 31 |
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