Question: Which years have a Decile smaller than 2, and an Area of Mohaka?
SQL: SELECT "Years" FROM "2-12195931-1" WHERE "Decile" < 2.0 AND "Area" = 'Mohaka';

Question: Which gender has an Authority of State, Years of 1–8, and a Decile smaller than 10, and a Roll of 36?
SQL: SELECT "Gender" FROM "2-12195931-1" WHERE "Authority" = 'State' AND "Years" = '1–8' AND "Decile" < 10.0 AND "Roll" = 36.0;

Question: Which roll has an Area of Mahia?
SQL: SELECT "Roll" FROM "2-12195931-1" WHERE "Area" = 'Mahia';

Question: Which Decile has an Authority of State, a Roll smaller than 61, and an Area of Kotemaori?
SQL: SELECT "Decile" FROM "2-12195931-1" WHERE "Authority" = 'State' AND "Roll" < 61.0 AND "Area" = 'Kotemaori';