user: Question: What was the population of Puerto Rico in 2010?
Columns: ['Territory', 'Abbr.', 'Capital', 'Acquired', 'Territorial status', 'Population ( 2010 )', 'House seat']
Types: ['text', 'text', 'text', 'real', 'text', 'real', 'real']
Sample row: ['American Samoa', 'AS', 'Pago Pago', 1900.0, 'Unincorporated, unorganized', 55519.0, 1.0]
SQL:

assistant: SELECT "Population ( 2010 )" FROM "Table" WHERE "Territory" = 'Puerto Rico';