SELECT AG.AGE_NAME 年齢階層,
    CASE WHEN STD.TIME_CODE = 120 THEN SUM(STD.TARGET_POP) ELSE END "5時間未満"
    CASE WHEN STD.TIME_CODE = 130 THEN SUM(STD.TARGET_POP) ELSE END "5時間以上6時間未満"
    CASE WHEN STD.TIME_CODE = 140 THEN SUM(STD.TARGET_POP) ELSE END "6時間以上7時間未満"
    CASE WHEN STD.TIME_CODE = 150 THEN SUM(STD.TARGET_POP) ELSE END "7時間以上8時間未満"
    CASE WHEN STD.TIME_CODE = 160 THEN SUM(STD.TARGET_POP) ELSE END "8時間以上9時間未満"
    CASE WHEN STD.TIME_CODE = 170 THEN SUM(STD.TARGET_POP) ELSE END "9時間以上"
    CASE WHEN STD.TIME_CODE = 180 THEN SUM(STD.TARGET_POP) ELSE END 不詳
FROM AGE_GRP AG
    INNER JOIN SLEEP_TIME_DTL STD ON AG.AGE_CODE = STD.AGE_CODE
ORDER BY AG.AGE_CODE;