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