select 
   p.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 REAL) + cast(h.INP_NO as REAL) + cast(UNIDENTIFIED as REAL))) * 100, 1) as 入院率
from PREFECTURE p
join HOSPITALIZATION h on p.PF_CODE = h.PF_CODE
order by 入院率 DESC , p.PF_CODE asc