List the state names and the number of customers living in each state.
CREATE TABLE customer_addresses (address_id VARCHAR); CREATE TABLE addresses (state_province_county VARCHAR, address_id VARCHAR)
[SQL] SELECT t2.state_province_county, COUNT(*) FROM customer_addresses AS t1 JOIN addresses AS t2 ON t1.address_id = t2.address_id GROUP BY t2.state_province_county [/SQL]