SELECT CAST(HOS.PF_CODE AS INTEGER) AS 都道府県コード, 
        PRE.PF_NAME AS 都道府県名,
        ROUND(CAST(HOS.INP_YES AS float) * 100 / (HOS.INP_YES + HOS.INP_NO + HOS.UNIDENTIFIED), 1) AS 入院率
FROM HOSPITALIZATION AS HOS
    LEFT JOIN PREFECTURE AS PRE
        ON HOS.PF_CODE = PRE.PF_CODE
ORDER BY 入院率 DESC, 都道府県コード ASC;