user: Question: What is the percentage who speak Russian?
Columns: ['Language', 'Number', 'percentage (%)', 'males', 'females']
Types: ['text', 'text', 'text', 'text', 'text']
Sample row: ['Polish', '729 529', '62.85', '360 700', '368 829']
SQL:

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