user: Question: How many centerfold models were there when the cover model was Torrie Wilson?
Columns: ['Date', 'Cover model', 'Centerfold model', 'Interview subject', '20 Questions', 'Pictorials']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1-03', 'Tia Carrere', 'Rebecca Anne Ramos', 'Halle Berry', 'Ron Insana', 'Tia Carrere']
SQL:

assistant: SELECT COUNT("Centerfold model") FROM "Table" WHERE "Cover model" = 'Torrie Wilson';