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 as READL)+cast(H.INP_NO as REAL)+cast(H.UNIDENTIFIED as REAL))*100,1) AS 入院率
FROM HOSPITALIZATION H
INNER JOIN PREFECTURE P
ON H.PF_CODE = P.PF_CODE
ORDER BY 入院率 DESC