user: Question: What's the Language with a percentage of 6.49?
Columns: ['Language', 'Number', 'percentage (%)', 'males', 'females']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Polish', '447 685', '80.86', '216 794', '230 891']
SQL:

assistant: SELECT "Language" FROM "Table" WHERE "percentage (%)" = '6.49';