Schema: CREATE TABLE table_23224961_2 (unterfranken_west VARCHAR, oberfranken_ost VARCHAR)
Question: When wacker marktredwitz is the oberfranken ost how many unterfranken wests are there?
SQL: SELECT COUNT(unterfranken_west) FROM table_23224961_2 WHERE oberfranken_ost = "Wacker Marktredwitz"