Massachusetts, USA

The shapefile contains the following variables:

1.  OBJECTID    -       The unique ID for each record in the table

2.  FIPS_ID 	- 	Federal Information Processing Standard state/county code

3.  COUNTY 	-       County name

4.  AREA_ACRES 	-       County area in acres

5.  SHAPE       -       Type of coverage (i.e. Polgon)

sOURCE: ESRI