user: Question: Bronze of 22 has what average silver?
Columns: ['Nation', 'Gold', 'Silver', 'Bronze', 'Total']
Types: ['text', 'real', 'real', 'real', 'real']
Sample row: ['Ukraine', 4.0, 0.0, 1.0, 5.0]
SQL:

assistant: SELECT AVG("Silver") FROM "Table" WHERE "Bronze" = 22.0;