Multi-year families

Series

Survey families with year timelines and design revisions—NFHS, NSS products, ACCESS energy, and more.

NFHS family

NFHS

5 years

National Family Health Survey

1992–93 · 1998–99 · 2005–06 · 2015–16 · …

NSS / NSO surveys

PLFS

2 years

Periodic Labour Force Survey (NSS / NSO)

2023–24 (annual) · 2025 (quarterly / calendar)

HCES

2 years

Household Consumption Expenditure Survey (NSS / NSO)

2022–23 · 2023–24

TUS

1 year

Time Use Survey (NSS / NSO)

2024

ASI

1 year

Annual Survey of Industries (NSS / NSO)

2023–24

ASUSE

1 year

Annual Survey of Unincorporated Sector Enterprises

2023–24

SAS

1 year

Situation Assessment of Agricultural Households (NSS)

2019 (77th)

DLHS family

DLHS

4 years

District Level Household Survey

1998–99 · 2002–04 · 2007–08 · 2012–13

Academic / Dataverse series

ACCESS

2 years

ACCESS Energy Access Surveys (CEEW / Harvard Dataverse)

2015 · 2018

Other multi-year series

IHDS

2 years

India Human Development Survey

2004–05 · 2011–12

Ag Census

2 years

Agriculture Census

2015–16 · 2021–22

Input Survey

2 years

Input Survey (Agriculture)

2016–17 · 2022–23

LASI

2 years

Longitudinal Ageing Study in India

2017–19 (Wave 1) · LASI-DAD (60+ subsample)

13 series hubs · wave detail still lives under Datasets