94b941a9_Statistics__Exchange_2013_Help__Description
[Parameter] Identity [Required] Required [Type] Microsoft.Exchange.MailboxReplicationService.PublicFolderMoveRequestIdParameter [Description] 
The Identity parameter specifies the identity of the public folder move request. The default public folder move request identity is \PublicFolderMove. This parameter can't be used with the RequestQueue parameter.
Get-PublicFolderMoveRequestStatistics: Exchange 2013 Help