select count(distinct origin_from_address) as user_count, count(distinct tx_hash) as swap_count, sum(amount_in_usd) as volume, platform

from ethereum.core.ez_dex_swaps

where origin_from_address not in (

select distinct origin_from_address as MetaMask_Swappers

from ethereum.core.fact_event_logs

where origin_to_address = '0x881d40237659c251811cec9c364ef91dc08d300c')

group by platform)

select volume/swap_count as average, platform

from platforms