Explanation for binary files inside source package according to
  http://lists.debian.org/debian-devel/2013/09/msg00332.html

Files: data/unemp.rda
Documentation: man/unemp.Rd
  A data frame with 3218 rows and 8 variables:
    id: the county ID number
    state_fips: the state FIPS number
    county_fips: the county FIPS number
    name: the county name}
    year: the year
    rate: the unemployment rate
    county: the county abbreviated name
    state: the state acronym
  describing 2009 employment in the USA and taken
  from <http://datasets.flowingdata.com/unemployment09.csv>

 -- Dirk Eddelbuettel <edd@debian.org>, Mon, 17 May 2021 18:42:02 -0500
