user: Question: What is the highest overall number one(s)?
Columns: ['Number One(s)', 'Artist(s)', 'Song(s) — Weeks', 'Issue Years', 'Whole Weeks']
Types: ['real', 'text', 'text', 'text', 'real']
Sample row: [3.0, 'Rihanna', '" We Found Love " — 6', '2011 — 2012', 11.0]
SQL:

assistant: SELECT MAX("Number One(s)") FROM "Table";