with A as (
select SURVEY_YEAR, PF_CODE, ELEMENTARY as AMT, '小学校' as KIND, 1 as num from ENROLLMENT_STATUS
union all
select SURVEY_YEAR, PF_CODE, MIDDLE as AMT, '中学校' as KIND, 2 as num from ENROLLMENT_STATUS
union all
select SURVEY_YEAR, PF_CODE, HIGH as AMT, '高校' as KIND, 3 as num from ENROLLMENT_STATUS
union all
select SURVEY_YEAR, PF_CODE, JUNIOR_CLG as AMT, '短大' as KIND, 4 as num from ENROLLMENT_STATUS
union all
select SURVEY_YEAR, PF_CODE, COLLEGE as AMT, '大学' as KIND, 5 as num from ENROLLMENT_STATUS
union all
select SURVEY_YEAR, PF_CODE, GRADUATE as AMT, '大学院' as KIND, 6 as num from ENROLLMENT_STATUS
)
select
    A.SURVEY_YEAR as SV_YEAR,
    P.PF_NAME as PREFECTURE,
    A.KIND,
    sum(A.AMT) as AMT
from
    A
    inner join
    PREFECTURE P
    on A.PF_CODE=P.PF_CODE
where
    A.SURVEY_YEAR='2020'
group by
    A.SURVEY_YEAR,
    P.PF_NAME,
    A.KIND
having
    sum(A.AMT) is not null
order by
    P.PF_CODE,
    A.num