CREATE TABLE table_58497 ("Name" CLOB, "Years" CLOB, "Area" CLOB, "Authority" CLOB, "Decile" CLOB, "Roll" CLOB)

WHat is the decile of the school in Purua?
SELECT "Decile" FROM table_58497 WHERE "Area" = 'purua'
SELECT "Decile" FROM "table_58497" WHERE "Area" = 'purua'