CREATE TABLE table_71358 ("Name" CLOB, "Years" CLOB, "Gender" CLOB, "Area" CLOB, "Authority" CLOB, "Decile" FLOAT, "Roll" FLOAT)

What year has a decile more than 6, in the Waikouaiti area?
SELECT "Years" FROM table_71358 WHERE "Decile" > '6' AND "Area" = 'waikouaiti'
SELECT "Years" FROM "table_71358" WHERE "Area" = 'waikouaiti' AND "Decile" > '6'