Conversation so far:
What abuse took place at Broadmoor Hospital?
After an ITV1 documentary Exposure: The Other Side of Jimmy Savile in October 2012, allegations of sexual abuse by Savile were made or re-made by former patients and staff.
Who were the allegations of sexual abuse against at Broadmoor Hospital?
Jimmy Savile had a sexual abuse scandal at Broadmoor Hospital.
How was Jimmy Savile involved with the Broadmoor Hospital?
From at least 1968 the television presenter and disc jockey Jimmy Savile undertook voluntary work at the hospital and was allocated his own room.
What year Jimmy Savile doing voluntary work at Broadmoor Hospital?
From at least 1968 the television presenter and disc jockey Jimmy Savile undertook voluntary work at the hospital and was allocated his own room.
Where did the claims of sexual abuse against Saville come from?
After an ITV1 documentary Exposure: The Other Side of Jimmy Savile in October 2012, allegations of sexual abuse by Savile were made or re-made by former patients and staff.
Was Jimmy Saville ever charged for sexual abuse at Broadmoor Hospital?
After Jimmy Savile's death, hundreds of allegations of sexual abuse were made against him, leading the police to conclude that Savile had been a predatory sex offender.

Question: How many allegations of sexual abuse were there?
Self-contained rewrite: How many allegations of sexual abuse were there at Broadmoor Hospital?