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 1698 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
OS Group	Moving Avg. %	Jan	Jan	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec	Jan
Windows	44.43	454	537	619	629	635	638	651	657	688	704	704	714	721	740	755
Linux	28.86	257	298	365	372	381	388	409	418	447	458	471	475	490	484	497
Solaris	10.59	149	151	161	151	155	149	150	160	173	168	166	172	170	173	176
unknown	7.68	92	87	99	112	108	109	109	111	126	122	128	135	127	129	124
Other non-Unix	5.02	4	24	52	55	55	62	61	74	74	82	85	88	88	87	93
BSD	2.13	22	28	28	26	31	31	29	26	30	31	32	34	35	39	38
Other Unix	1.29	30	23	28	28	28	27	27	27	24	24	20	19	17	17	15