"Vital Statistics Reports". Government of Kerala, Vital Statistics Division Department of Economics & Statistics Thiruvananthapuram. Archived from the original on 7 June 2016. Retrieved 1 June 2016.
"Vital Statistics Reports". Government of Kerala, Vital Statistics Division Department of Economics & Statistics Thiruvananthapuram. Archived from the original on 7 June 2016. Retrieved 1 June 2016.