SpatialPolygonsDataFrame with area names identified in the column 'StratumName'. See StratumPolygon.
Polygons are defined in WGS84 coordinates (unprojected).
The data contains the following columns with rows for each area:
- id
Offical code for the muncipality (kommunenummer)
- name
Official name for the muncipality
- StratumName
Equal to id