SCHEMA:
CREATE TABLE table_name_56 (population VARCHAR, official_name VARCHAR, area_km_2 VARCHAR)
USER:
When the communities name is Balmoral and the area is over 43.51 kilometers squared, what's the total population amount?

QUERY:
SELECT COUNT(population) FROM table_name_56 WHERE official_name = "balmoral" AND area_km_2 > 43.51