| Industry Group-wise Industrial Disputes in Central Sphere Undertakings in India (2011) | ||||||
| Industry | Number of Disputes | Number of Workers Involved | Number of Mandays Lost | Wages Lost (in Rs) | Production Lost (in Rs) | |
| Ports and Docks | ||||||
| Air Transport | ||||||
| Coal Mines | ||||||
| Non-Coal Mines | ||||||
| Oil Fields | ||||||
| Banks | ||||||
| Posts and Telegraphss | ||||||
| Other Central Undertakings | ||||||
| Total | ||||||
