(Sorry, liked the title :-))
Google lost market share in the US for the first time since 11 months
http://www.forbes.com/business/feeds/afx/2006/08/21/afx2961430.html

Google: 43.7%
Yahoo!: 28.8%
MSN: 12.8%
Time Warner Network: 5.9%
ASK: 5.4%
Others: 3.4%

[Title changed -Corsin]

source: http://www.comscore.com/press/release.asp?press=984

[Title changed -Corsin]
Is Corsin an admin? And it's "loses".