What was the population density in km2 for 2011 in the division where area in km2 was 684.37 in 2011? 
CREATE TABLE table_24027047_1 (population_density___km²_2011_ VARCHAR, area__km²__2011 VARCHAR)
SELECT population_density___km²_2011_ FROM table_24027047_1 WHERE area__km²__2011 * * = "684.37"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_24027047_1 (population_density___km²_2011_ VARCHAR, area__km²__2011 VARCHAR) Question: What was the population density in km2 for 2011 in the division where area in km2 was 684.37 in 2011?  [/INST] SELECT population_density___km²_2011_ FROM table_24027047_1 WHERE area__km²__2011 * * = "684.37" </s>