A survey on schools was published, probably a bit flawed as assumes those paying fees do so with only on parent earning. http://www.timesonline.co.uk/tol/news/uk/education/article2155271.ece http://www.timesonline.co.uk/tol/news/uk/education/article2155276.ece http://www.timesonline.co.uk/tol/news/uk/education/article2155270.ece