select 
std.age_code as '年齢コード'
, ag.age_name as '年齢階層名'
, sum(sp_time_5) as '5時間未満'
, sum(sp_time_6) as '5時間以上6時間未満'
, sum(sp_time_7) as '6時間以上7時間未満'
, sum(sp_time_8) as '7時間以上8時間未満'
, sum(sp_time_9) as '8時間以上9時間未満'
, sum(sp_time_9over) as '9時間以上'
from sleep_time_dtl as std
join age_grp as ag on std.age_code = ag.age_code
join prefecture as p on std.pf_code = p.pf_code
where p.pf_name in ('北海道', '青森県', '岩手県', '宮城県', '福島県')
group by std.age_code
order by std.age_code