comScore, a leader in measuring the digital world, has released its monthly qSearch analysis of activity across competitive search engines.  In March 2007, Google Sites captured 48.3 percent of the U.S. search market, gaining 0.2 share points from the previous month.  Yahoo! Sites maintained its second place ranking with 27.5 percent of U.S. searches, followed by Microsoft Sites (10.9 percent), Ask Network (5.2 percent) and Time Warner Network (5.0 percent).

Share of Online Searches by Engine February 2007 –  March 2007 Total U.S. Home, Work and University Internet Users Source: comScore qSearch
	Feb-07	Mar-07	Pt Chg vs. Previous Month
Total Internet Population	100%	100%	N/A
Google Sites	48.1	48.3	0.2
Yahoo! Sites	28.1	27.5	-0.6
Microsoft Sites	10.5	10.9	0.4
Ask Network	5.0	5.2	0.2
Time Warner Network	4.9	5.0	0.1

• Americans conducted 7.3 billion searches online in March, up 6 percent versus February and 14 percent versus March 2006. 
• Google Sites led the pack with 3.5 billion search queries performed, followed by Yahoo Sites (2.0 billion), Microsoft Sites (798 million), Ask Network (379 million), and Time Warner Network (368 million).