 Similarly, the population figure of Scheduled Tribes had increased from 6.9%
in 1971 census to 8.2% in 2001 census.The overall increase of population figure of SC and ST in 2001 census has led the Delimitation Commission to increase the seats for Scheduled Castes in Lok Sabha from 79 to 84 and for Scheduled Tribes from 41 to 47 out of 543 constituencies, as per Delimitation of Parliamentary and Assembly Constituencies Order, 2008.Allocation of seats for Scheduled Castes and Scheduled Tribes in the Lok Sabha are made on the basis of proportion of Scheduled Castes and Scheduled Tribes in the State concerned to that of the total population, provide provision contained in Article 330 of the Constitution of India read with Section 3 of the Representation of the People Act, 1951 .