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

Developer	July 2011	Percent	August 2011	Percent	Change
Apache	64,599,970	57.95%	97,632,585	59.99%	2.04
Microsoft	16,085,788	14.43%	20,339,954	12.50%	-1.93
nginx	9,999,488	8.97%	17,053,642	10.48%	1.51
Google	13,002,195	11.66%	13,523,636	8.31%	-3.35

For more information see Active Sites

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

Developer	July 2011	Percent	August 2011	Percent	Change
Apache	656,701	66.03%	655,553	65.91%	-0.12
Microsoft	155,981	15.68%	154,685	15.55%	-0.13
nginx	70,036	7.04%	71,517	7.19%	0.15
Google	21,907	2.20%	21,871	2.20%	-0.00