1. National Census District-Level Social Indicators: Disability Status, Educational Attainment and Literacy, Language, Health Insurance, Religion, and Possession of Legal Identification Documents for Peru, 2007 Datasets New York University Restricted content 2007. Instituto Nacional de Estadística e Informatica (INEI). This polygon shapefile represents basic population characteristics for districts in Peru, collected as part of Peru's Censos Nacionales 2007 by the... East View Cartographic, Inc.