CREATE TABLE table_name_58 (raion__district__or_city VARCHAR, bessarabian_bulgarians VARCHAR)

What city or Raion (district) has 8,600 Bessarabian Bulgarians?
SELECT raion__district__or_city FROM table_name_58 WHERE bessarabian_bulgarians = "8,600"
SELECT "raion__district__or_city" FROM "table_name_58" WHERE "8,600" = "bessarabian_bulgarians"