Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE table_name_19 (population INTEGER, region VARCHAR, regional_county_municipality VARCHAR, type VARCHAR)

### Question ###
what is the average population when the regional county municipality is le domaine-du-roy, the type is m and the region is less than 2?

### Accurate SQL ###

SELECT AVG(population) FROM table_name_19 WHERE regional_county_municipality = "le domaine-du-roy" AND type = "m" AND region < 2