user: Question: How many people attended on april 12?
Columns: ['Date', 'Opponent', 'Score', 'Loss', 'Attendance', 'Record']
Types: ['text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['April 1', '@ Diamondbacks', '6–0', 'Blair (0–1)', 43758.0, '2–0']
SQL:

assistant: SELECT "Attendance" FROM "Table" WHERE "Date" = 'april 12';