user: Question: What years does Goreville High School have members?
Columns: ['School', 'Location (Population)', 'Nickname(s)', 'Colors', 'Years Member', 'Enrollment (2013/14)']
Types: ['text', 'text', 'text', 'text', 'text', 'text']
Sample row: ['Eastern Division', 'Eastern Division', 'Eastern Division', 'Eastern Division', 'Eastern Division', 'Eastern Division']
SQL:

assistant: SELECT "Years Member" FROM "Table" WHERE "School" = 'Goreville High School';