user: Question: What is the Acquisition that has less than 22, in the 2002 season?
Columns: ['Name', 'Position', 'Number', 'Season', 'Acquisition via']
Types: ['text', 'text', 'real', 'text', 'text']
Sample row: ['Ron Hale', 'Forward', 22.0, '2002', 'Import']
SQL:

assistant: SELECT "Acquisition via" FROM "Table" WHERE "Number" < 22.0 AND "Season" = '2002';