SELECT born_state FROM head GROUP BY born_state HAVING count(*)  >=  3
What are the names of the states where at least 3 heads were born?
SELECT born_state FROM head GROUP BY born_state HAVING count ( * ) > = 3
select born_state from head group by born_state having count ( * ) > = value
What are the names of the states where at least 3 heads were born ?