Contribution of the Tertiary Sector to National Income (GDP)

The share of a sector in an economy's Gross Value Added (GVA) is calculated as:

India's economy has undergone a significant structural transformation over the last few decades. At Independence, agriculture (the primary sector) dominated national income. Since the 1990s, however, the tertiary sector has emerged as the largest contributor to India's GDP, ahead of both agriculture and industry. Based on the Government of India's National Accounts Statistics, the services sector has, in recent years (approximately since 2015–16 onward), accounted for a little over half of India's total Gross Value Added — commonly cited in the range of roughly 53 to 55 per cent, with agriculture contributing around 17–18 per cent and industry the remaining share. These figures move a percentage point or two from year to year and should always be treated as approximate, not exact, since final estimates are periodically revised by the government's statistical agencies. …