Chronological Distribution
Period of Puzur-Sushinak (circa 2150-2100 BC)	___
End of the 3rd millennium BC	___
Period of Itatu I (circa 1970 BC)	___
Period of Eparti II and Shilhaha (circa 1950 BC)	___
Period of Pala-ishan (circa 1900-1880 BC)	___ ___