Bihar has become the first state to release data from a caste-based survey. The report indicates 36 per cent of the population are from Extremely Backward Classes, 27.1 per cent are from Backward Classes, 19.7 per cent are from Scheduled Castes and 1.7 per cent are from Scheduled Tribes. The general population is 15.5 per cent. The state's total population is over 13.1 crore. NDTV decodes the political implications of it.