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 5633 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	57.95	1439	1837	2352	2357	2400	2463	2516	2592	2908	2956	2992	3050	3067	3123	3179
Linux	21.36	431	653	805	831	850	871	912	966	1035	1048	1070	1105	1153	1187	1218
unknown	11.33	228	349	374	414	414	415	407	406	520	546	561	592	613	671	706
Solaris	3.48	190	180	151	145	146	140	150	156	156	159	158	162	184	199	202
BSD	3.16	98	117	129	135	137	139	139	142	157	161	160	162	166	169	174
Other non-Unix	2.40	49	49	78	73	86	88	85	110	121	123	129	127	141	131	140
Other Unix	0.32	33	22	18	18	18	18	17	16	16	16	16	16	16	15	14