user: Question: How many episodes had 11.86 million US viewers?
Columns: ['No. in Series', 'No. in Season', 'Title', 'Directed by', 'Written by', 'U.S. viewers (millions)', 'Original air date']
Types: ['real', 'real', 'text', 'text', 'text', 'text', 'text']
Sample row: [58.0, 1.0, '"Devil May Care"', 'Allan Arkush', 'Jim Praytor , Andi Bushell', '12.79', 'March7,2004']
SQL:

assistant: SELECT COUNT("No. in Series") FROM "Table" WHERE "U.S. viewers (millions)" = '11.86';