We are almost there already. 

Between 07/04 and 17/04, market depth increased, then dipped up to 21/04 with subsequent volatility. Since 22/04, market depth is at its highest in April. 

Today's pre-market depth on Futures is well above mean. 

$SPX $SPY $ES $ES_F https://t.co/jqXE6Cbne5 https://t.co/Vh0AjoGrvK