Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
Name the average In/de-creased by which has a Governorate of al anbar governorate, and Seats 2005 smaller than 9?

### Inputs:
table_name: table, columns: ['Governorate', 'Seats 2010', 'Seats 2005', 'In/de-creased by', 'Percentage in/de-crease']

### Response:
SELECT AVG In/de-creased by FROM table WHERE Governorate = al anbar governorate AND Seats 2005 < 9