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_name_91 ( area_1996_km² INTEGER, pop_1999 VARCHAR, area_2006_km² VARCHAR )

### Question ###
Which area 1996 km has a pop 1999 of 17,510, and an area 2006 km larger than 30?

### Accurate SQL ###

SELECT MAX(area_1996_km²) FROM table_name_91 WHERE pop_1999 = "17,510" AND area_2006_km² > 30