The following net transaction accounts have been documented by a bank for the computation of its reserve requirements $($in millions$).$

$\backslash$table$[[,\backslash$table$[[$Tuesday$],[11$ th$]],\backslash$table$[[$Wednesday$],[12$ th$]],\backslash$table$[[$Thursday$],[13$ th$]],\backslash$table$[[$Friday$],[14$th$]],\backslash$table$[[$Monday$],[17$ th$]],\backslash$table$[[$Tuesday$],[18$ th$]],\backslash$table$[[$Wednesday$],[19$ th$]],\backslash$table$[[$Thursday$],[20$ th$]],\backslash$table$[[$Friday$],[21$th$]],\backslash$table$[[$Monday$],[24$ th$]]],[$Net transaction accounts,$$450,$$$400,$$$430,$$$410,$$$430,$$$450,$$$420,$$$410,$$$400,$$$390$