Google's network of sites captured 48.3 per cent of the US search market in March, gaining 0.2 share points on the previous month, according to the latest figures from measurement and analysis firm comScore.
The search giant led the pack with a total of 3.5 billion search queries performed during the month.
Americans conducted 7.3 billion online searches in March, up six per cent on February and 14 per cent on March 2006.
All search engines increased their US traffic, suggesting that either the internet population grew slightly in March, or US users are making more searches.
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