http://seekingalpha.com/article/49701-subprime-mortgages-crossing-income-and-credit-strata http://seekingalpha.com/article/49701-subprime-mortgages-cro... It d

http://seekingalpha.com/article/49701-subprime-mortgages-crossing-income-and-credit-strata http://seekingalpha.com/article/49701-subprime-mortgages-cro... It doesn’t have exact numbers, but the tl;dr is that people from every income bracket were taking out subprime mortgages, including middle- and upper-class people who could qualify for prime mortgages but wanted to borrow even more.