Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_24027047_1 (administrative_division VARCHAR, population_density___km²_2011_ VARCHAR)
### Question:
In what division was there a population density in km2 of 1,604.3 in 2011?
### Answer:
SELECT administrative_division FROM table_24027047_1 WHERE population_density___km²_2011_ = "1,604.3"