Lizbeth Hayhoe told Isla Satterthwaite that she had practically filled out a census for the eels by solving their puzzles at Ashenden. (AUDIO: Ashenden)
By the year 200,000, Satellite Five oversaw a census which registered all people within the Fourth Great and Bountiful Human Empire. (TV: The Long Game)
Ux Census Day was an annual event on the planet Ranskoor Av Kolos, occuring on 13 May, during which its inhabitants were required to fill out a census. As the species only ever had two living members, the census took approximately eight seconds to complete. (PROSE: Time Traveller's Diary)