WordPress Custom Form submit data view on admin panel?

I am a new boy on WordPress.I created a custom form on my site with 2 fields and a submit button.Pls take a look my form.

<div class="control-group">
  <label class="control-label"  for="name">Name</label>
  <div class="controls">
    <input type="text" name="name" placeholder="Your Name" class="form-control">
  </div>
</div>
<div class="control-group">
  <label class="control-label" for="number">Mobile</label>
  <div class="controls">
     <input type="number" name="number" placeholder="017xxxxxxxx" class="form-control">
   </div>
</div>
<button type="submit" value="sub" name="sub" class="btn btn-success btn-block btn-sm marTop15">Submit!</button> 

I want when site visitor submit those form, show submitted data on my WordPress admin panel.And i can delete those data from admin panel.

Pls see this image i want to make like this. admin panel view

So how can i do this without any plugins.thx

via Chebli Mohamed