Operating System Share by Groups for Sites in January 2008

This analysis relates to those sites found in the survey where the common name in the certificate matched the hostname, and the certificate's digital signature was not detected as being self-signed.

Responses were obtained from 794008 sites, with the following shares for each operating system group.

Other views of this data are on separate pages:

The following pie chart shows the moving average shares over time.

The next graph shows the actual development of shares over time.

Market Shares by Operating System Group to January 2008

OS Group Moving
Avg. %
2005 2006 2007 2008
Jan Jan Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan
Windows 41.88 164309 205054 240626 241275 244970 250334 269521 277814 296818 299449 305573 310322 320885 323393 327872
Linux 38.15 104844 161295 213870 218403 223634 227426 245162 252189 264805 269741 275944 282506 293099 299137 305532
unknown 8.94 27776 38007 42809 48707 49786 48007 50634 51413 56755 60453 63553 67266 71175 74573 76766
BSD 4.33 17195 22762 27259 27472 27946 28305 29130 29583 30898 31034 31491 31744 32095 32456 32673
Other non-Unix 3.21 3632 7364 16296 15863 16313 17805 18836 20401 22385 23025 23543 23834 25276 26130 26899
Solaris 2.88 20103 21777 20835 20239 20236 20207 20165 20423 20830 20735 20699 20762 20607 20388 20411
Other Unix 0.63 6902 6118 5817 5781 5723 5703 5682 5683 5795 4007 3968 3929 3849 3843 3855