select 
  AGE_NAME as "年齢階層", 
  sum(case when s.TIME_CODE = 120 then std.TARGET_POP else 0 end) as "5時間未満",
  sum(case when s.TIME_CODE = 130 then std.TARGET_POP else 0 end) as "5時間以上6時間未満",
  sum(case when s.TIME_CODE = 140 then std.TARGET_POP else 0 end) as "6時間以上7時間未満",
  sum(case when s.TIME_CODE = 150 then std.TARGET_POP else 0 end) as "7時間以上8時間未満",
  sum(case when s.TIME_CODE = 160 then std.TARGET_POP else 0 end) as "8時間以上9時間未満",
  sum(case when s.TIME_CODE = 170 then std.TARGET_POP else 0 end) as "9時間以上",
  sum(case when s.TIME_CODE = 180 then std.TARGET_POP else 0 end) as "不詳"
from AGE_GRP as a
join SLEEP_TIME_DTL as std on a.AGE_CODE = std.AGE_CODE
join SLEEP_TIME as s on std.TIME_CODE = s.TIME_CODE
group by a.AGE_CODE
;