user: Question: What is the highest number any of the players were picked at? 
Columns: ['Pick #', 'CFL Team', 'Player', 'Position', 'College']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [19.0, 'Ottawa Renegades', 'Patrick Kabongo', 'DT', 'Nebraska']
SQL:

assistant: SELECT MAX("Pick #") FROM "Table";