user: Question: What is the population of Tioga 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: ['New York County', '$59,149', '$64,971', '$75,629', 1585873.0, 763846.0]
SQL:

assistant: SELECT "Population" FROM "Table" WHERE "County" = 'Tioga';