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 
    inner join PREFECTURE p
        on p.PF_CODE = h.PF_CODE
order by 入院率 desc, p.PF_CODE;