- Employment on Rolls in Coal Mines in Sonbhadra District of Uttar Pradesh (2013)
- Manshifts Worked in Coal Mines in Sonbhadra District of Uttar Pradesh (2013)
- Number of Average Daily Employment in Coal Mines in Sonbhadra District of Uttar Pradesh (2013)
- Number of Average Daily Employment in Coal Mines in Sonbhadra District of Uttar Pradesh (2012)
- Manshifts Worked in Coal Mines in Sonbhadra District of Uttar Pradesh (2012)
- Employment on Rolls in Coal Mines in Sonbhadra District of Uttar Pradesh (2012)
- Number of Average Daily Employment in Coal Mines in Sonbhadra District of Uttar Pradesh (2011)
- Employment on Rolls in Coal Mines in Sonbhadra District of Uttar Pradesh (2011)
- Number of Average Daily Employment in Coal Mines in Sonbhadra District of Uttar Pradesh (2010)
- Employment on Rolls in Coal Mines in Sonbhadra District of Uttar Pradesh (2010)