pending customer po grouped by customer

routes/web.php

@@ -94,11 +94,13 @@ Route::group(['middleware' => ['role:admin']], function() {
         $bookings = Booking::where('admin_status', 6)->where(function($q){
             $q->WhereDoesntHave('invoice')->WhereDoesntHave('purchaseOrder');
         })->get();
+
         $customers = $bookings->groupBy(function($item) {
             return $item->user_id;
         })->sortByDesc(function($item){
             return count($item);
         }, SORT_NUMERIC);
+        echo "<h1>Total Customers: <b>".count($customers)."</b></h1>";
         echo "<h1>Total Po Pending Customer Update: <b>".count($bookings)."</b></h1>";
         foreach ($customers as $customer => $bookings) {
             echo "<h3>".$bookings[0]->user->marking."(".count($bookings).")</h3><br>";