Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_23805 ( "BSE Code" text, "Company" text, "City" text, "GICS Sector" text, "Free float" text, "Index weighting (%" text )

### Question ###
What is every GICS sector for free float of 0.3180?

### Accurate SQL ###

SELECT "GICS Sector" FROM table_23805 WHERE "Free float" = '0.3180'