SELECT
    AGE_NAME,
    SUM(CASE WHEN TIME_NAME = '5時間未満' THEN TARGET_POP ELSE 0 END) AS "5時間未満",
    SUM(CASE WHEN TIME_NAME = '5時間以上6時間未満' THEN TARGET_POP ELSE 0 END) AS "5時間以上6時間未満",
    SUM(CASE WHEN TIME_NAME = '6時間以上7時間未満' THEN TARGET_POP ELSE 0 END) AS "6時間以上7時間未満",
    SUM(CASE WHEN TIME_NAME = '7時間以上8時間未満' THEN TARGET_POP ELSE 0 END) AS "7時間以上8時間未満",
    SUM(CASE WHEN TIME_NAME = '8時間以上9時間未満' THEN TARGET_POP ELSE 0 END) AS "8時間以上9時間未満",
    SUM(CASE WHEN TIME_NAME = '9時間以上' THEN TARGET_POP ELSE 0 END) AS "9時間以上",
    SUM(CASE WHEN TIME_NAME = '不詳' THEN TARGET_POP ELSE 0 END) AS "不詳"
FROM SLEEP_TIME_DTL
LEFT JOIN SLEEP_TIME USING(TIME_CODE)
LEFT JOIN AGE_GRP USING(AGE_CODE)
GROUP BY 1