- Institution-wise Number of Apprentices under Industrial Training Department in Kottayam District of Kerala (2008 and 2009)
- ITI-wise Number of Seat Strength and Enrolment at Government Industrial Training Institutes (ITIs) in Kottayam District of Kerala (2008-2009)
- Institution-wise Apprentices under Industrial Training Department in Kottayam District of Kerala (2009)