- Production and Value of Coal in Korba District of Chhattisgarh (2015-2016)
- Production and Value of Coal in Korba District of Chhattisgarh (2014-2015)
- Production of Coal from Opencast Workings by Mechanisation and Overburden Removed in Korba District of Chhattisgarh (2015)
- Production of Coal from Opencast Workings by Mechanisation and Overburden Removed in Korba District of Chhattisgarh (2014)
- Production and Value of Coal in Korba District of Chhattisgarh (2013-2014)
- Production of Coal from Opencast Workings by Mechanisation and Overburden Removed in Korba District of Chhattisgarh (2013)
- Production of Coal from Below Ground Workings by Mechanisations and Method of Work in Korba District of Chhattisgarh (2013)
- Production of Coal from Below Ground Workings by Mechanisations and Method of Work in Korba District of Chhattisgarh (2012)
- Production of Coal from Opencast Workings by Mechanisation and Overburden Removed in Korba District of Chhattisgarh (2012)
- Production of Coal from Below Ground Workings by Mechanisations and Method of Work in Korba District of Chhattisgarh (2011)
- Production of Coal from Opencast Workings by Mechanisation and Overburden Removed in Korba District of Chhattisgarh (2011)
- Production of Coal from Opencast Workings by Mechanisation and Overburden Removed in Korba District of Chhattisgarh (2010)
- Production of Coal from Below Ground Workings by Mechanisations and Method of Work in Korba District of Chhattisgarh (2010)
- Production of Coal from Opencast Workings by Mechanisation and Overburden Removed in Korba District of Chhattisgarh (2004)
- Production of Coal from Opencast Workings by Mechanisation and Overburden Removed in Korba District of Chhattisgarh (2003)
- Production of Coal from Opencast Workings by Mechanisation and Overburden Removed in Korba District of Chhattisgarh (2002)
- Production of Coal from Opencast Workings by Mechanisation and Overburden Removed in Korba District of Chhattisgarh (2001)
- Production of Coal from Opencast Workings by Mechanisation and Overburden Removed in Korba District of Chhattisgarh (2000)