freebsd stable [Jan 2008 - May 2009]

2009
- May
  4 threads
- April
  132 threads
- March
  145 threads
- February
  120 threads
- January
  225 threads
2008
- December
  116 threads
- November
  140 threads
- October
  161 threads
- September
  156 threads
- August
  185 threads
- July
  113 threads
- June
  138 threads
- May
  135 threads
- April
  158 threads
- March
  196 threads
- February
  210 threads
- January
  200 threads