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