user: Question: What is the maximum enrollment for Concordia University?
Columns: ['Institution', 'Location', 'Nickname', 'Founded', 'Type', 'Enrollment', 'Joined', 'Current Conference']
Types: ['text', 'text', 'text', 'real', 'text', 'real', 'real', 'text']
Sample row: ['Alverno College', 'Milwaukee, Wisconsin', 'Inferno', 1887.0, 'Private/Catholic', 1932.0, 2004.0, 'Northern (NAC)']
SQL:

assistant: SELECT MAX("Enrollment") FROM "Table" WHERE "Institution" = 'Concordia University';