A new study by Forrester Research found that 55 percent of U.S. online adults use multiple search engines each week. 20 percent of users only used Google each week, 8 percent only used Yahoo, 3 percent only used AOL, 2 percent only used their ISP’s search engine, 1 percent only used MSN, and 1 percent only used Ask.com. The study also found that 69 percent of users used Google each week, 50 percent used Yahoo, and 14 percent used MSN. Finally, the study found 30 percent of users identified Yahoo as their home page, 23 percent identified Google, and 7 percent identified MSN. The study was based on a survey of over 4,800 individuals.