- Number of Units Established by Type of Industries in Dibrugarh District of Assam (2010)
- Number of Units Established by Type of Industries in Dibrugarh District of Assam (2009)
- Number of Units Established by Type of Industries in Dibrugarh District of Assam (2007) - Part I
- Number of Units Established by Type of Industries in Dibrugarh District of Assam (2007) - Part II