- Number of Printing Presses in Namakkal District of Tamil Nadu (2019-2020)
- Number of Printing Presses and Workers in Namakkal District of Tamil Nadu (2018-2019)
- Number of Printing Presses and Workers in Namakkal District of Tamil Nadu (2014)
- Number of Printing Presses and Workers in Namakkal District of Tamil Nadu (2007)