diff --git a/app/controllers/contributions_controller.rb b/app/controllers/contributions_controller.rb
index b24740303..f36b8162f 100644
--- a/app/controllers/contributions_controller.rb
+++ b/app/controllers/contributions_controller.rb
@@ -10,9 +10,26 @@ class ContributionsController < ApplicationController
     # 计算每个分支每个人的贡献占比
     project_id = @project.gpid
     rev = "master"
+    # rev = params[:rev]
     g = Gitlab.client
     begin
-      @static_total_per_user = g.rep_stats(project_id)
+      count_all = 0
+      @contribution_rate = Hash.new
+      @static_total_per_user = g.rep_stats(project_id, :rev => rev)
+      @static_total_per_user.each do |static|
+        uname = static.uname
+        change_num = static.changes
+        if @contribution_rate.include?(uname)
+          @contribution_rate[uname] += change_num
+        else
+          @contribution_rate[uname] = change_num
+        end
+        count_all += change_num
+      end
+
+      @contribution_rate.each do |uname, change_num|
+        @contribution_rate[uname] = change_num * 1.0 / count_all
+      end
     rescue
       render_404
       return
diff --git a/app/views/contributions/show.html.erb b/app/views/contributions/show.html.erb
index 1476f7165..67fb360a3 100644
--- a/app/views/contributions/show.html.erb
+++ b/app/views/contributions/show.html.erb
@@ -6,18 +6,18 @@
   <table width="90%" border="0" align='center'>
     <tr>
       <td>用户名</td>
-      <td>代码总量</td>
       <td>增加代码</td>
       <td>删除代码</td>
       <td>变更代码</td>
+      <td>贡献占比</td>
     </tr>
     <% @static_total_per_user.each do |static| %>
       <tr>
         <td><%= static.uname %></td>
-        <td><%= static.commits_num %></td>
         <td><%= static.add %></td>
         <td><%= static.del %></td>
         <td><%= static.changes %></td>
+        <td><%= @contribution_rate[static.uname] %></td>
       </tr>
     <% end %>
   </table>