CREATE TABLE table_name_1 (city_area_km_2__ VARCHAR(255), headquartered_city VARCHAR(255), serial_no VARCHAR(255))
What was the total city area for vehari city with a serial number bigger than 36?
    
SQL: SELECT COUNT(city_area_km_2__) FROM table_name_1 WHERE headquartered_city = "vehari city" AND serial_no > 36