Table schema:
CREATE TABLE table_name_66 (in_de_creased_by INTEGER, governorate VARCHAR, seats_2005 VARCHAR)

Question: Name the average In/de-creased by which has a Governorate of al anbar governorate, and Seats 2005 smaller than 9?
SQL: SELECT AVG(in_de_creased_by) FROM table_name_66 WHERE governorate = "al anbar governorate" AND seats_2005 < 9