Table: liberian_counties
Columns: map
county
capital
population_2008
area
created

Question: What is the population (2008) when the capital was Sanniquellie, created later than 1964?
SQL: SELECT SUM("population_2008") FROM liberian_counties WHERE "capital" = 'sanniquellie' AND "created" > 1964

Question: What is the highest population (2008) created earlier than 1857, and the county was Sinoe?
SQL: SELECT MAX("population_2008") FROM liberian_counties WHERE "created" < 1857 AND "county" = 'sinoe'

Question: What is the earliest created year when the map# was 10?
SQL: SELECT MIN("created") FROM liberian_counties WHERE "map" = 10