SELECT
    a.AGE_NAME as '年齢階層',
    b.t120 as '5時間未満',
    b.t130 as '5時間以上6時間未満',
    b.t140 as '6時間以上7時間未満',
    b.t150 as '7時間以上8時間未満',
    b.t160 as '8時間以上9時間未満',
    b.t170 as '9時間以上',
    b.t180 as '不詳'
FROM AGE_GRP a INNER JOIN (
    SELECT
        AGE_CODE, 
        MAX(CASE WHEN TIME_CODE = 120 THEN TARGET_POP ELSE 0 END) as t120,
        MAX(CASE WHEN TIME_CODE = 130 THEN TARGET_POP ELSE 0 END) as t130,
        MAX(CASE WHEN TIME_CODE = 140 THEN TARGET_POP ELSE 0 END) as t140,
        MAX(CASE WHEN TIME_CODE = 150 THEN TARGET_POP ELSE 0 END) as t150,
        MAX(CASE WHEN TIME_CODE = 160 THEN TARGET_POP ELSE 0 END) as t160,
        MAX(CASE WHEN TIME_CODE = 170 THEN TARGET_POP ELSE 0 END) as t170,
        MAX(CASE WHEN TIME_CODE = 180 THEN TARGET_POP ELSE 0 END) as t180
    FROM SLEEP_TIME_DTL
    GROUP BY AGE_CODE
) b ON a.AGE_CODE = b.AGE_CODE
ORDER BY a.AGE_CODE