diff --git a/module/report/lang/en.php b/module/report/lang/en.php
index e7a07903f6..39a63ecb2a 100644
--- a/module/report/lang/en.php
+++ b/module/report/lang/en.php
@@ -68,7 +68,8 @@ $lang->report->to            = 'to';
 $lang->report->taskTotal     = "Task Total";
 $lang->report->manhourTotal  = "Manhour Total";
 $lang->report->bugTotal      = "%s Bugs";
-$lang->report->effectiveRate = "Effective Rate";
+$lang->report->validRate     = "Valid Rate";
+$lang->report->validRateTips = "Resolution is fixed or postponed/status is resolved";
 $lang->report->unplanned     = 'unplanned';
 
 /* daily reminder. */
diff --git a/module/report/lang/zh-cn.php b/module/report/lang/zh-cn.php
index 2b15a16c51..10e573dc9f 100644
--- a/module/report/lang/zh-cn.php
+++ b/module/report/lang/zh-cn.php
@@ -68,7 +68,8 @@ $lang->report->to            = '至';
 $lang->report->taskTotal     = "总任务数";
 $lang->report->manhourTotal  = "总工时";
 $lang->report->bugTotal      = "共%s个Bug";
-$lang->report->effectiveRate = "有效率";
+$lang->report->validRate     = "有效率";
+$lang->report->validRateTips = "方案为已解决或延期/状态为已解决";
 $lang->report->unplanned     = '未计划';
 
 /* daily reminder. */
diff --git a/module/report/model.php b/module/report/model.php
index d500129af5..944b94cd72 100644
--- a/module/report/model.php
+++ b/module/report/model.php
@@ -391,27 +391,31 @@ EOT;
     public function getBugs($begin, $end)
     {
         $end = date('Ymd', strtotime("$end +1 day"));
-        $bugs = $this->dao->select('id, resolution, openedBy')->from(TABLE_BUG)
+        $bugs = $this->dao->select('id, resolution, openedBy, status')->from(TABLE_BUG)
             ->where('deleted')->eq(0)
             ->andWhere('openedDate')->ge($begin)
             ->andWhere('openedDate')->le($end)
             ->fetchAll();
+
         $bugSummary = array();
         foreach($bugs as $bug)
         {
             $bugSummary[$bug->openedBy][$bug->resolution] = empty($bugSummary[$bug->openedBy][$bug->resolution]) ? 1 : $bugSummary[$bug->openedBy][$bug->resolution] + 1;
-            $bugSummary[$bug->openedBy]['all'] = empty($bugSummary[$bug->openedBy]['all']) ? 1 : $bugSummary[$bug->openedBy]['all'] + 1;
+            $bugSummary[$bug->openedBy]['all']            = empty($bugSummary[$bug->openedBy]['all']) ? 1 : $bugSummary[$bug->openedBy]['all'] + 1;
+            if($bug->status == 'resolved')
+            {
+                $bugSummary[$bug->openedBy]['resolved'] = empty($bugSummary[$bug->openedBy]['resolved']) ? 1 : $bugSummary[$bug->openedBy]['resolved'] + 1;
+            }
         }
 
         foreach($bugSummary as $account => $bug)
         {
-            $effectiveRate = 0;
-            if(isset($bug['fixed']))     $effectiveRate += $bug['fixed'];
-            if(isset($bug['external']))  $effectiveRate += $bug['external'];
-            if(isset($bug['postponed'])) $effectiveRate += $bug['postponed'];
-            $bugSummary[$account]['effectiveRate'] = $bug['all'] ? ($effectiveRate / $bug['all']) : "0";
+            $validRate = 0;
+            if(isset($bug['fixed']))     $validRate += $bug['fixed'];
+            if(isset($bug['postponed'])) $validRate += $bug['postponed'];
+            $bugSummary[$account]['validRate'] = (isset($bug['resolved']) and $bug['resolved']) ? ($validRate / $bug['resolved']) : "0";
         }
-        uasort($bugSummary, 'summaryCmp');
+        uasort($bugSummary, 'sortSummary');
         return $bugSummary; 
     }
 
@@ -573,8 +577,8 @@ EOT;
     }
 }
 
-function summaryCmp($pre, $next)
+function sortSummary($pre, $next)
 {
-    if($pre['effectiveRate'] == $next['effectiveRate']) return 0;
-    return $pre['effectiveRate'] > $next['effectiveRate'] ? -1 : 1;
+    if($pre['validRate'] == $next['validRate']) return 0;
+    return $pre['validRate'] > $next['validRate'] ? -1 : 1;
 }
diff --git a/module/report/view/bugsummary.html.php b/module/report/view/bugsummary.html.php
index 6bdbfd15cd..60bc3c218d 100644
--- a/module/report/view/bugsummary.html.php
+++ b/module/report/view/bugsummary.html.php
@@ -25,7 +25,7 @@
           <th><?php echo $lang->bug->resolutionList['postponed'];?></th>
           <th><?php echo $lang->bug->resolutionList['willnotfix'];?></th>
           <th><?php echo $lang->bug->resolutionList['tostory'];?></th>
-          <th><?php echo $lang->report->effectiveRate;?></th>
+          <th title='<?php echo $lang->report->validRateTips;?>'><?php echo $lang->report->validRate;?></th>
         </tr>
         </thead>
         <tbody>
@@ -43,7 +43,7 @@
             <td><?php echo isset($bug['postponed']) ? $bug['postponed'] : 0;?></td>
             <td><?php echo isset($bug['willnotfix']) ? $bug['willnotfix'] : 0;?></td>
             <td><?php echo isset($bug['tostory']) ? $bug['tostory'] : 0;?></td>
-            <td><?php echo round($bug['effectiveRate'] * 100, 2) . '%';?></td>
+            <td><?php echo round($bug['validRate'] * 100, 2) . '%';?></td>
           </tr>
         <?php endforeach;?>
         </tbody>