There are some replacement tokens list in the Wiki (here: http://www.dnnsoftware.com/Resources/Wiki/Page/Social-Groups-Tokens.aspx) that do not appear to be accessible in DNN.  Trying to sort out where they are managed/stored and how they get updated in DNN

[groupitem:RoleId]
[groupitem:GroupId]
[groupitem:Status]
[groupitem:GroupName]
[groupitem:RoleName]
[groupitem:GroupDescription]
[groupitem:Description] - how is this different then GroupDescription?
[groupitem:UserCount]
[groupitem:Street]
[groupitem:City] - where is this stored?
[groupitem:Region] - where is this stored?
[groupitem:country] - where is this stored?
[groupitem:PostalCode] - where is this stored?
[groupitem:Website] - where is this stored?
[groupitem:DateCreated]
[groupitem:PhotoURL]
[groupitem:stat_status]
[groupitem:stat_photo]
[groupitem:stat_file]
[groupitem:URL]
[groupitem:IsSystemRole]
[groupitem:GroupType]
[groupitem:GroupCreatorName]