 IN December 2007, the six largest credit card Issuers were Citigroup Inc., Bank of America, JPMorgan Chase & Co., Capital One Financial Corp., Discover Financial Services Inc, and American Express with a total credit card debt of $692,879,725,000.In 2008, collectively, "nine of the largest debt buyers" purchased 76.1% of the total debt.Six of the largest debt buyers participated in a three-year FTC study providing some data related to 5,000 portfolios—mainly credit card debt—purchased for about $6.5 billion representing almost "90 million consumer accounts."