with tab1 as (select origin_from_address as sender, count(distinct tx_hash) as transfers_count
from ethereum.core.ez_token_transfers
where symbol='SAND' and block_timestamp::date>='2021-01-01' and amount_usd is not null
group by 1)
select transfers_count, count(distinct sender) as senders_count
from tab1
group by 1
order by 1