user: Question: What is the smallest attendance in week 1?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Attendance']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [1.0, 'August 9, 1968', 'at Los Angeles Rams', 'L 23–21', 64020.0]
SQL:

assistant: SELECT MIN("Attendance") FROM "Table" WHERE "Week" = 1.0;