There is no provision for that as far as I am aware - given that many members do not set the country but leave it as the default (USA) setting, it probably isn't that much use anyway.
However, you can ask the Admins directly if they would add it - but I suspect you will get much the same answer. To Ask them, post the request here:
http://www.codeproject.com/Forums/1645/Site-Bugs-Suggestions.aspx[
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