Top 10 Richest Women in the World 2009

No.1 Christy Walton The 54.years old with $20 billion is now the world's richest woman. No.2 Alice Walton The 59 years old with $19.5 billion is now world's IInd richest woman .Father Sam and Uncle James started general-store chain in Bentonville, Ark., in 1962. Today Wal-Mart is world's largest retailer: controls more than 7,900 stores, has 2 million employees and has sales of