Totals for Active Sites Across All Domains
June 2000 – November 2011

Developer	October 2011	Percent	November 2011	Percent	Change
Apache	99,883,550	58.90%	100,516,026	58.36%	-0.55
Microsoft	21,137,071	12.46%	21,109,639	12.26%	-0.21
nginx	19,121,348	11.28%	19,982,947	11.60%	0.32
Google	13,781,508	8.13%	14,215,141	8.25%	0.13

For more information see Active Sites

Market Share for Top Servers Across the Million Busiest Sites
September 2008 – November 2011

Developer	October 2011	Percent	November 2011	Percent	Change
Apache	649,397	65.28%	646,667	65.00%	-0.28
Microsoft	151,245	15.20%	150,084	15.09%	-0.12
nginx	77,980	7.84%	79,699	8.01%	0.17
Google	22,226	2.23%	22,239	2.24%	0.00