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_22 (drop_zone INTEGER, troop_carrier_group VARCHAR)

### Question ###
What is the average drop zone time in the N drop zone for the 1st Pathfinder Prov.?

### Accurate SQL ###

SELECT AVG(drop_zone) AS Time FROM table_name_22 WHERE drop_zone = "n" AND troop_carrier_group = "1st pathfinder prov."