Question: How many students who are majoring in 600 are in each of those clubs?
SQL: SELECT t1.clubname,count ( * )  FROM club AS t1 JOIN member_of_club AS t2 ON t1.clubid   =   t2.clubid JOIN student AS t3 ON t2.stuid   =   t3.stuid WHERE t3.major   =   "600" GROUP BY t1.clubname ORDER BY count ( * )