select

sum(LIQUIDATED_AMOUNT_USD),

avg(LIQUIDATED_AMOUNT_USD),

max(LIQUIDATED_AMOUNT_USD),

count(distinct LIQUIDATOR),

count(distinct BORROWER)

from ethereum.aave.ez_flashloans left outer join ethereum.aave.ez_liquidations

on ethereum.aave.ez_flashloans.tx_hash = ethereum.aave.ez_liquidations.tx_hash

where LIQUIDATED_AMOUNT_USD < 1e9