user: Question: What is the longest number of weeks any 1 song was at number #1?
Columns: ['Number One(s)', 'Artist(s)', 'Song(s) — Weeks', 'Issue Years', 'Whole Weeks']
Types: ['real', 'text', 'text', 'real', 'real']
Sample row: [2.0, 'One Direction', 'Up All Night — 11', 2012.0, 13.0]
SQL:

assistant: SELECT MAX("Whole Weeks") FROM "Table";