- NSO calculates GDP by Value Added Method.
- It includes value addition from various economic activities.
- These are: Agriculture, Forestry and Fishing.
- Mining and Quarrying.
- Manufacturing.
- Electricity, Gas, water supply and other utility services.
- Construction.
- Trade, Hotels and transport, and communication and services related to broadcasting.
- Financial, Insurance, real estate and professional services.
- Public administration and defence and other services.