SELECT T2.company ,  count(*) FROM station_company AS T1 JOIN company AS T2 ON T1.company_id  =  T2.company_id GROUP BY T1.company_id
For each company id, what are the companies and how many gas stations does each one operate?
SELECT T2.company , count ( * ) FROM station_company AS T1 JOIN company AS T2 ON T1.company_id = T2.company_id GROUP BY T1.company_id
select t2 . company , count ( * ) from station_company as t1 join company as t2 on t1 . company_id = t2 . company_id group by t1 . company_id
For each company id , what are the companies and how many gas stations does each one operate ?