Food Dietary Diversity in India

Shannon Diversity Index (food groups) across demographic groups and expenditure deciles — HCES 2011-12 & 2023-24
Demographic Analysis
Type Large Small UT Year 2011-12 2023-24 Avg 2011-12 2023-24

Data: Household Consumption Expenditure Survey (HCES) 2011-12 & 2023-24, MoSPI, Govt. of India.
Shannon Diversity Index: H = −Σ pi ln(pi), where pi = min(food intakei / required daily intakei, 1) for each of 9 food groups. Normalised by theoretical max ln(9) ≈ 2.197.
Mean Adequacy Ratio: MAR = (1/K) Σ min(daily food intakek / required daily intakek, 1), averaged over K food groups.