user: ### NOW ANSWER:
Question: What is the smallest population with an Area (km²) of 1115.4?
Columns: ['Name of community', 'Area (km²)', 'Population', 'Excised from', 'Date granted', 'Deed number']
Types: ['text', 'real', 'real', 'text', 'text', 'text']
Sample row: ['Badu Island', 102.0, 786.0, 'Shire of Torres', '17 October 1985', '21296126']
SQL:

assistant: SELECT MIN("Population") FROM "Table" WHERE "Area (km²)" = 1115.4;