| Owner-wise Below Ground Employment and Output in Coal Mines by Degree of Gassy Seams in India (2013) | ||||||
| Owner | Degree l | Degree ll | Degree lll | |||
| Employ- ment | Output (In Tonne) | Employ- ment | Output (In Tonne) | Employ- ment | Output (In Tonne) | |
| Bharat Coking Coal Ltd. (BCCL) | ||||||
| Central Coalfields Ltd. (CCL) | ||||||
| Eastern Coalfields Ltd. (ECL) | ||||||
| Mahanadi Coalfields Ltd. (MCL) | ||||||
| North Eastern Coalfields Ltd. (NEC) | ||||||
| South Eastern Coalfields Ltd. (SECL) | ||||||
| Western Coalfields Ltd. (WCL) | ||||||
| Coal India Ltd. (CIL) | ||||||
| Indian Iron and Steel Company. (IISCO) | ||||||
| Jammu and Kashmir Minerals. (J and K Min.) | ||||||
| Singareni Collieries Company Ltd. (SCCL) | ||||||
| Tata Iron and Steel Company. (TISCO) | ||||||
| MIL | ||||||
| Jayaswals Neco Ltd. (JNL) | ||||||
| Sterlite Iron and Steel Company Ltd. (SISCL) | ||||||
| ELCALTD | ||||||
| Jaiprakash Associates Ltd. (JAL) | ||||||
| Total | ||||||
