user: Question: How many timeslots had viewers of 0.238 million?
Columns: ['Order', 'Episode', 'Original airdate', 'Timeslot', 'Viewers (millions)', 'Nightly rank', 'Weekly rank']
Types: ['real', 'text', 'text', 'text', 'text', 'real', 'text']
Sample row: [1.0, '"All Mixed Up"', '1 February 2011', 'Tuesday 10:30 pm – 11:00 pm', '0.362', 28.0, 'N/A']
SQL:

assistant: SELECT COUNT("Timeslot") FROM "Table" WHERE "Viewers (millions)" = '0.238';