select
    t2.age_name as 年齢階層,
    sum(case when TIME_CODE = 120 then t1.TARGET_POP else null end) as "5時間未満",
    sum(case when TIME_CODE = 130 then t1.TARGET_POP else null end) as "5時間以上6時間未満",
    sum(case when TIME_CODE = 140 then t1.TARGET_POP else null end) as "6時間以上7時間未満",
    sum(case when TIME_CODE = 150 then t1.TARGET_POP else null end) as "7時間以上8時間未満",
    sum(case when TIME_CODE = 160 then t1.TARGET_POP else null end) as "8時間以上9時間未満",
    sum(case when TIME_CODE = 170 then t1.TARGET_POP else null end) as "9時間以上",
    sum(case when TIME_CODE = 180 then t1.TARGET_POP else null end) as "不詳"

    from SLEEP_TIME_DTL as t1
    left outer join
    AGE_GRP as t2
    on t1.age_code = t2.age_code
    group by 年齢階層