Conversation so far:
What was Percy Sledge's first job?
He worked in a series of agricultural jobs in the fields in Leighton before.
When did he get into music?
Through the mid-1960s, he toured the Southeast with the Esquires Combo on weekends.
Did he go to college?
CANNOTANSWER.
How did he get discovered?
A former patient and mutual friend of Sledge and record producer Quin Ivy introduced the two.
Was he a doctor?
an orderly at Colbert County Hospital in Sheffield, Alabama.

Question: How long was he there?
Self-contained rewrite: How long was Percy Sledge at Colbert County Hospital in Sheffield, Alabama?