user: Question: How many people were in attendance on May 17?
Columns: ['Date', 'Opponent', 'Score', 'Loss', 'Attendance', 'Record']
Types: ['text', 'text', 'text', 'text', 'real', 'text']
Sample row: ['May 1', 'Angels', '2–0', 'Cone (1–1)', 31303.0, '3–3']
SQL:

assistant: SELECT SUM("Attendance") FROM "Table" WHERE "Date" = 'May 17';