"Google expanded its usage share in the U.S. search-engine market last month when it handled a whopping 72.1 percent of all queries, up from 65.9 percent in December 2007, Hitwise said Monday.
...."

Link:
http://www.pcworld.com/article/156955/google_widened_lead_in_search_in_december.html

pointing to Hitwise report

Wait, am I to gather from this report...

That other search engines exist?

Waiwawaiiiitt You can't be serious ?
It's its its not possible...

Is there any other opinions? :)