user: Question: What was the attendance on week 12?
Columns: ['Week', 'Date', 'Opponent', 'Result', 'Channel', 'Attendance']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['1', 'September 11, 2005', 'Arizona Cardinals', 'W 42–19', 'FOX 4:15', '78,387']
SQL:

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