The number of search queries on Google rose to 64.1 percent in March, compared with 63.9 percent in February and 58.3 percent a year ago, according to Hitwise, which bases its report on the surfing habits of 10 million U.S. Web users.
A more conservativefrom February also showed how Google's U.S. market share grew to 48.1 percent in February from a 47.5 percent share in January. On a global basis, comScore estimates Google held a 65.7 percent share of the Web search market.
Hitwise saidslipped to about 21.3 percent from close to 21.5 percent in February and 22.3 percent in March 2006, while to 9.2 percent from 9.3 percent in February and 13.1 percent a year ago.
in specific categories of searches, accounting for more than 28 percent of traffic to health-related sites in March and nearly 19 percent of traffic to travel sites, the Hitwise survey found.
Google shares were nearly unchanged at $466.71 on the Nasdaq while Yahoo slipped 1.6 percent to $31.17. The two companies report quarterly financial results next week.