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