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 h
LEFT JOIN 
  PREFECTURE p
ON h.PF_CODE = p.PF_CODE
ORDER BY 
  入院率 DESC,
  都道府県コード ASC
  ;