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_19521 ( "Station Name" text, "2002\u201303" real, "2004\u201305" real, "2005\u201306" real, "2006\u201307" real, "2007\u201308" real, "2008\u201309" real, "2009\u201310" real, "2010\u201311" real, "2011\u201312" real )

### Question ###
What was the least volume recorded in 2011-12 when 2008-09 had 21652?

### Accurate SQL ###

SELECT MIN("2011\u201312") FROM table_19521 WHERE "2008\u201309" = '21652'