http://lists.en.qi-hardware.com/pipermail/discussion/

     Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2009                          85 141 137 157  99 145
2010 180 180 263 214 412 218 492 295 260 132 116 174
2011 150 155 125 108  71 127  49 106 129  69  71  33
2012  39  20  38  36  15  23  18  33  31  24   2  40
2013  20  16  23  23   2  12

https://ssl.serverraum.org/lists-archive/devel/

     Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
2009                   3   8  15  27  33  14  24  14
2010  29  28  36  28  22  25  35  14  27  39  17  12
2011  61  43  59  81  17  48  43  35  24  78 116 183
2012  52  67  48  30  36  16  44   3   4   9  24   5
2013  16  13   6  21  22  16