--21、转供电占比
---地市（可由网格数据汇聚）
select
smonth,
city_name,
count(*) as total_num,
sum(case when y.meter_type_name='12-01 | 转供手抄表' then 1 else 0 end) as zgd_num,
sum(case when y.meter_type_name='12-01 | 转供手抄表' then 1 else 0 end)/count(*)::numeric as zgd_rate
from sqmdb_cost.ytmx_new y 
group by smonth,city_name


---网格
select 
smonth,
city_name,
area_name,
count(*) as total_num,
sum(case when y.meter_type_name='12-01 | 转供手抄表' then 1 else 0 end) as zgd_num,
sum(case when y.meter_type_name='12-01 | 转供手抄表' then 1 else 0 end)/count(*)::numeric as zgd_rate
from sqmdb_cost.ytmx_new y 
group by smonth,city_name,area_name