Question: Who has a roll value of 422?
SQL: SELECT "Name" FROM "2-12017602-4" WHERE "Roll" = 422.0;

Question: In what area is the decile value 10?
SQL: SELECT "Area" FROM "2-12017602-4" WHERE "Decile" = 10.0;

Question: What is the highest decile value with a roll greater than 301 in Hauraki?
SQL: SELECT MAX("Decile") FROM "2-12017602-4" WHERE "Roll" > 301.0 AND "Area" = 'Hauraki';