Google accounted for 71.01 percent of all US searches in the four weeks ended August 28 – the most ever, and 11 percent more than its share in August 2007, Hitwise announced. Yahoo Search, MSN Search and Ask.com received, respectively, 18.26 percent, 5.32 percent and 3.45 percent of searches, reports MarketingCharts.

Only Google recorded an increase in search share both from the previous month and the year-earlier period.

The remaining 46 search engines in the Hitwise Search Engine Analysis Tool accounted for 1.95 percent of US searches.