select sum(AMOUNT_OUT_USD),'usdt' as sc from ethereum.sushi.ez_swaps where SYMBOL_OUT='USDT'
UNION
select sum(AMOUNT_OUT_USD),'dai' as sc from ethereum.sushi.ez_swaps where SYMBOL_OUT='DAI'
UNION
select sum(AMOUNT_OUT_USD),'usdc' as sc from ethereum.sushi.ez_swaps where SYMBOL_OUT='USDC'