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