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