AllocatedSize - Property in wmi

List of namespaces with AllocatedSize property

NameSpace	n of Classes
ROOT\Microsoft\Windows\Storage	4
ROOT\Microsoft\Windows\Storage\MS_409	4
ROOT\Microsoft\Windows\Storage\providers_v2	6
ROOT\Microsoft\Windows\Storage\SM	1
ROOT\Microsoft\Windows\Storage\SM\ms_409	1
ROOT\WMI	1