"The Bureau of Investigative Journalism and the Rendition Project compiled this information from the US Senate intelligence committee's summary report on CIA detention and torture, from documents relating to military detention in Bagram and Guantanamo
“The Bureau of Investigative Journalism and the Rendition Project compiled this information from the US Senate intelligence committee’s summary report on CIA detention and torture, from documents relating to military detention in Bagram and Guantanamo Bay, and from media and NGO reports.”
See: The 119 CIA Detainees (link)
See also: Statewatch’s Observatory on “rendition” including over 220 submissions to the European Parliament inquiry