select
  std.AGE_CODE as 年齢コード,
  ag.AGE_NAME as 年齢階層名,
  SUM(std.SP_TIME_5) as "5時間未満",
  SUM(std.SP_TIME_6) as "5時間以上6時間未満",
  SUM(std.SP_TIME_7) as "6時間以上7時間未満",
  SUM(std.SP_TIME_8) as "7時間以上8時間未満",
  SUM(std.SP_TIME_9) as "8時間以上9時間未満",
  SUM(std.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 pf
on
  std.PF_CODE = pf.PF_CODE
group by
  std.AGE_CODE
;