diff --git a/module/metric/calc/user/scale/consume_of_task_in_user.php b/module/metric/calc/user/scale/consume_of_task_in_user.php
index e654aa4ccf..80f6326dd4 100755
--- a/module/metric/calc/user/scale/consume_of_task_in_user.php
+++ b/module/metric/calc/user/scale/consume_of_task_in_user.php
@@ -37,6 +37,8 @@ class consume_of_task_in_user extends baseCalc
 
     public function getResult($options = array())
     {
+        foreach($this->result as $account => $consumed) $this->result[$account] = round($consumed, 4);
+
         $records = $this->getRecords(array('user', 'value'));
         return $this->filterByOptions($records, $options);
     }