SELECT DATE_TRUNC('day',BLOCK_TIMESTAMP) as day,
PLATFORM,
AVG(AMOUNT_OUT)/avg(AMOUNT_IN) as RATIO FROM ethereum.core.ez_dex_swaps
WHERE TOKEN_OUT=lower('0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48') AND TOKEN_in=lower('0x6B175474E89094C44Da98b954EedeAC495271d0F')
and BLOCK_TIMESTAMP::date >= dateadd('month',-1,CURRENT_DATE)
group by 1,2 order by 1