National Crime Records Bureau releases Prison statistics India 2019.
Number of prisoners: 4,78,600 prisoners were confined in various jails with Convicts, Undertrial inmates and Detenues accounting for 30.11%, 69.05% and 0.67% respectively.
Composition: Scheduled Castes accounted for 21.7% of convicts and 21% of undertrials; Scheduled Tribes accounted for 13.6% of convicts and 10.5% of undertrials; and Muslims, 16.6% of convicts and 18.7% of undertrials.
Marginalised groups face trouble in accessing judicial remedies and their proportion in jails are higher while comparing it with their proportion to population.
Age group: maximum inmates were belonging to the age group 18- 30 years (43.4%) followed by 30- 50 years (43.3%).
Education: Below class X (41.6%), Class X & above but below Graduation (21.5%).
NCRB was set up in 1986 under the Ministry of Home Affairs, on the recommendation of National Police Commission (1977-1981) and MFIA task force (1985), to function as a repository of information on crime and criminals.
NCRB data facilitates evidence-based policy making and helps to plan crime prevention strategies for future.