Table 3. Frequency of West and East Eurasian haplogroups in ancient Eurasian populations prior to Iron Age and from the Iron Age.

					% Haplogroups
Period		Geographic zone		Number of samples		West Eurasian		East Eurasian		References
Bronze Age	Mongolia (Altai)		3		0		100		Present study
Neolithic and Bronze Age		Gorny Altai		4		100		0		[3]
Bronze Age		Kazakhstan		13		100		0		[7]
		West		3		100		0
		Central		1		100		0
		South		2		100		0
		East#		7		100		0
Bronze Age		SW Siberia		11		90.9		9.1		[4]
Iron Age, Pazyryk		Altai Mongolia		19		57.9		42.1		Present study; [2]
Iron Age, Pazyryk	Republic of Altai/Gorny Altai		10		40		60		[3], [5], [6]
Iron Age		Kazakhstan		13		53.8		46.2		[7]
		West		3		100		0
		Central		8		37.5		62.5*
	South		2		50		50*
Iron Age	SW Siberia		15		66.7		33.3		[4]
Late Iron Age		Mongolia (Egyin Gol)		46		10.9		89.1*		[1]

#includes 5 samples Bronze/Iron Age (8th to 7th BC).

^*Included one probable South Asia (Indian) lineage.