Last data update: 2014.03.03
Examples are provided using the usMap shapefile with a synthetic dataset.
usMap
http://www.cdc.gov/brfss/maps/gis_data.htm
#read the shapefile #display first five rows of shapefile dataset #plot the shapefile boundaries ## Not run: usMap <- readShapePoly(system.file("shapes/usMap.shp", package="mapStats")[1]) head(usMap@data) plot(usMap) ## End(Not run)