Question: With what Name does the Roll of 637 belong?
SQL: SELECT "Name" FROM "2-12300697-2" WHERE "Roll" = '637';

Question: Which is the Authority that has a Roll of 70?
SQL: SELECT "Authority" FROM "2-12300697-2" WHERE "Roll" = '70';

Question: The Decile of 6 has which corresponding Years?
SQL: SELECT "Years" FROM "2-12300697-2" WHERE "Decile" = '6';