National Sample Survey (NSS) data (unit level)

The National Sample Survey contains a variety of socio-economic data for India and is collected by the Ministry of Statistics and Programme Implementation for planning and policy formulation. The National Sample Survey Office (NSSO) conducts the Socio-Economic (SE) Surveys, nationwide sample surveys relating to various socio-economic topics. Surveys are conducted in the form of Rounds, each Round being normally of one-year duration and occasionally for a period of six months.The National Sample Survey website provides further information about the survey, coverages and methodology.全国抽样调查（National Sample Survey）涵盖印度各类社会经济数据，由印度统计与规划执行部（Ministry of Statistics and Programme Implementation）采集，用于规划编制与政策制定。全国抽样调查办公室（National Sample Survey Office, NSSO）负责开展社会经济（SE）调查，即覆盖全国、聚焦各类社会经济议题的全国性抽样调查。该调查以“轮次”为单位组织实施，每一轮次通常为期一年，少数情况下仅持续六个月。全国抽样调查官方网站可提供该调查的更多相关信息，包括调查覆盖范围与方法论细节。