user: Question: What is the median household income in Valley County?
Columns: ['County', 'Per capita income', 'Median household income', 'Median family income', 'Population', 'Number of households']
Types: ['text', 'text', 'text', 'text', 'real', 'real']
Sample row: ['McCone', '$32,205', '$42,998', '$52,636', 1734.0, 774.0]
SQL:

assistant: SELECT "Median household income" FROM "Table" WHERE "County" = 'Valley';