Select count(c_no) as comment from Gn_Board_Comm_bbs31 where c_bno = '300' and c_category='부모모임' order by c_regist descSelect count(c_no) as comment from Gn_Board_Comm_bbs31 where c_bno = '200' and c_category='부모모임' order by c_regist descSelect count(c_no) as comment from Gn_Board_Comm_bbs31 where c_bno = '100' and c_category='부모모임' order by c_regist desc