Conversation so far:
Where was the Attica Prison?
New York
Why did the prisoners riot at the state penitentiary?
Based upon prisoners' demands for better living conditions and political rights, the uprising was one of the most well-known and significant uprisings of the Prisoners' Rights Movement
How long did the Attica Prison riot last?
September 9–13, 1971
Were people injured during the Attica Prison riot other than those who died?
An additional eighty people were wounded in what was called a turkey shoot by state prosecutor Malcolm Bell.

Question: How many hostages were there total?
Self-contained rewrite: How many hostages were there total during the Attica prison riot?