Definition
GEO_SN1992 (V101_SN1992) indicates the region of Senegal where the respondent was interviewed. DHS regions in the 1992 Senegal survey are equivalent to divisions.
Other sample years have their own sample-specific geography variables. There are also three integrated variable, GEO_SN1986_2017, GEO_SN2012_2014, and GEO_SN2015_2016, that provide spatially consistent units over time.
A GIS map for GEO_SN1992 (in shapefile format) can be downloaded from the DHS Program Spatial Data Repository [URL omitted from DDI.] Boundaries page.