select sum(amount_usd) as stablecoin_volume, date_trunc('week', block_timestamp::date) as TIME
from ethereum.core.ez_token_transfers
where origin_to_address = '0x72ce9c846789fdb6fc1f34ac4ad25dd9ef7031ef'
and block_timestamp > CURRENT_DATE -180
and symbol in ('USDC','USDT', 'DAI')
group by TIME