It is likely from here. http://nces.ed.gov/fastfacts/display.asp?id=69 http://nces.ed.gov/fastfacts/display.asp?id=69 "Twenty-two percent of adults were Below

It is likely from here. http://nces.ed.gov/fastfacts/display.asp?id=69 http://nces.ed.gov/fastfacts/display.asp?id=69 "Twenty-two percent of adults were Below Basic (indicating they possess no more than the most simple and concrete literacy skills) in quantitative literacy, compared with 14 percent in prose literacy and 12 percent in document literacy."