$11\mathrm{.}14.$ Given the following net requirements, calculate the planned order receipts based on the POQ. The EOQ is $250$ units, and the annual demand is $4200$ units.

$\backslash$table$[[$Week$,1,2,3,4,5,6,7,8,],[$Net Requirements,$100,85,90,0,85,80,90,100,630],[$Planned Order Receipts,,,,,,,,,$]]$