Average Cost of Production of Coal in Underground and Open Cast Mines in Coal India Limited (CIL) and Singareni Collieries Company Limited (SCCL) in India (1999-00 to 2002-03) | ||||
(Rs./Tonne) | ||||
Year | CIL | SCCL | ||
Open Cast | Underground | Open Cast | Underground | |
1999-00 | ||||
2000-01 | ||||
2001-02 | ||||
2002-03* |