select c.address_name, count(distinct a.sender) as number_of_users
from flipside_prod_db.algorand.application_call_transaction a join flipside_prod_db.algorand.account_app b on a.app_id = b.app_id
join flipside_prod_db.algorand.labels c on b.address = c.address where a.block_timestamp >= '2021-07-01'
and a.block_timestamp <= '2021-12-31' group by 1 order by 2 desc limit 20