Recording effort in TFS 2010 using MSF Agile 5.0 or Scrum 1.0

Hai all,

I am using the MSF Agile 5.0 template in TFS 2010. For the tasks I have created I get the text boxes to enter how many hours estimated, completed, remaining like here below

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However, for work items of type user story, there is no such facility: Image may be NSFW.
Clik here to view.

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